SSL ext4.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM ext4

#if !defined(_TRACE_EXT4_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_EXT4_H

#include <linux/writeback.h>
#include <linux/tracepoint.h>

struct ext4_allocation_context;
struct ext4_allocation_request;
struct ext4_extent;
struct ext4_prealloc_space;
struct ext4_inode_info;
struct mpage_da_data;
struct ext4_map_blocks;
struct extent_status;
struct ext4_fsmap;
struct partial_cluster;

#define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode))

#define show_mballoc_flags(flags) __print_flags(flags, "|", \
 { EXT4_MB_HINT_MERGE,  "HINT_MERGE" },  \
 { EXT4_MB_HINT_FIRST,  "HINT_FIRST" },  \
 { EXT4_MB_HINT_DATA,  "HINT_DATA" },  \
 { EXT4_MB_HINT_NOPREALLOC, "HINT_NOPREALLOC" }, \
 { EXT4_MB_HINT_GROUP_ALLOC, "HINT_GRP_ALLOC" }, \
 { EXT4_MB_HINT_GOAL_ONLY, "HINT_GOAL_ONLY" }, \
 { EXT4_MB_HINT_TRY_GOAL, "HINT_TRY_GOAL" }, \
 { EXT4_MB_DELALLOC_RESERVED, "DELALLOC_RESV" }, \
 { EXT4_MB_STREAM_ALLOC,  "STREAM_ALLOC" }, \
 { EXT4_MB_USE_ROOT_BLOCKS, "USE_ROOT_BLKS" }, \
 { EXT4_MB_USE_RESERVED,  "USE_RESV" },  \
 { EXT4_MB_STRICT_CHECK,  "STRICT_CHECK" })

#define show_map_flags(flags) __print_flags(flags, "|",   \
 { EXT4_GET_BLOCKS_CREATE,  "CREATE" },  \
 { EXT4_GET_BLOCKS_UNWRIT_EXT,  "UNWRIT" },  \
 { EXT4_GET_BLOCKS_DELALLOC_RESERVE, "DELALLOC" },  \
 { EXT4_GET_BLOCKS_PRE_IO,  "PRE_IO" },  \
 { EXT4_GET_BLOCKS_CONVERT,  "CONVERT" },  \
 { EXT4_GET_BLOCKS_METADATA_NOFAIL, "METADATA_NOFAIL" }, \
 { EXT4_GET_BLOCKS_NO_NORMALIZE,  "NO_NORMALIZE" }, \
 { EXT4_GET_BLOCKS_CONVERT_UNWRITTEN, "CONVERT_UNWRITTEN" },  \
 { EXT4_GET_BLOCKS_ZERO,   "ZERO" },  \
 { EXT4_GET_BLOCKS_IO_SUBMIT,  "IO_SUBMIT" },  \
 { EXT4_EX_NOCACHE,   "EX_NOCACHE" })

/*
 * __print_flags() requires that all enum values be wrapped in the
 * TRACE_DEFINE_ENUM macro so that the enum value can be encoded in the ftrace
 * ring buffer.
 */
TRACE_DEFINE_ENUM(BH_New);
TRACE_DEFINE_ENUM(BH_Mapped);
TRACE_DEFINE_ENUM(BH_Unwritten);
TRACE_DEFINE_ENUM(BH_Boundary);

#define show_mflags(flags) __print_flags(flags, "", \
 { EXT4_MAP_NEW,  "N" },   \
 { EXT4_MAP_MAPPED, "M" },   \
 { EXT4_MAP_UNWRITTEN, "U" },   \
 { EXT4_MAP_BOUNDARY, "B" })

#define show_free_flags(flags) __print_flags(flags, "|", \
 { EXT4_FREE_BLOCKS_METADATA,  "METADATA" }, \
 { EXT4_FREE_BLOCKS_FORGET,  "FORGET" }, \
 { EXT4_FREE_BLOCKS_VALIDATED,  "VALIDATED" }, \
 { EXT4_FREE_BLOCKS_NO_QUOT_UPDATE, "NO_QUOTA" }, \
 { EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER,"1ST_CLUSTER" },\
 { EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER, "LAST_CLUSTER" })

TRACE_DEFINE_ENUM(ES_WRITTEN_B);
TRACE_DEFINE_ENUM(ES_UNWRITTEN_B);
TRACE_DEFINE_ENUM(ES_DELAYED_B);
TRACE_DEFINE_ENUM(ES_HOLE_B);
TRACE_DEFINE_ENUM(ES_REFERENCED_B);

#define show_extent_status(status) __print_flags(status, "", \
 { EXTENT_STATUS_WRITTEN, "W" },   \
 { EXTENT_STATUS_UNWRITTEN, "U" },   \
 { EXTENT_STATUS_DELAYED, "D" },   \
 { EXTENT_STATUS_HOLE,  "H" },   \
 { EXTENT_STATUS_REFERENCED, "R" })

#define show_falloc_mode(mode) __print_flags(mode, "|",  \
 { FALLOC_FL_KEEP_SIZE,  "KEEP_SIZE"},  \
 { FALLOC_FL_PUNCH_HOLE,  "PUNCH_HOLE"},  \
 { FALLOC_FL_COLLAPSE_RANGE, "COLLAPSE_RANGE"}, \
 { FALLOC_FL_ZERO_RANGE,  "ZERO_RANGE"},  \
 { FALLOC_FL_WRITE_ZEROES, "WRITE_ZEROES"})

TRACE_DEFINE_ENUM(EXT4_FC_REASON_XATTR);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_CROSS_RENAME);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_JOURNAL_FLAG_CHANGE);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_NOMEM);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_SWAP_BOOT);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_RESIZE);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_RENAME_DIR);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_FALLOC_RANGE);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_INODE_JOURNAL_DATA);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_ENCRYPTED_FILENAME);
TRACE_DEFINE_ENUM(EXT4_FC_REASON_MAX);

#define show_fc_reason(reason)      \
 __print_symbolic(reason,     \
  { EXT4_FC_REASON_XATTR,  "XATTR"},  \
  { EXT4_FC_REASON_CROSS_RENAME, "CROSS_RENAME"}, \
  { EXT4_FC_REASON_JOURNAL_FLAG_CHANGE, "JOURNAL_FLAG_CHANGE"}, \
  { EXT4_FC_REASON_NOMEM, "NO_MEM"},   \
  { EXT4_FC_REASON_SWAP_BOOT, "SWAP_BOOT"},  \
  { EXT4_FC_REASON_RESIZE, "RESIZE"},  \
  { EXT4_FC_REASON_RENAME_DIR, "RENAME_DIR"},  \
  { EXT4_FC_REASON_FALLOC_RANGE, "FALLOC_RANGE"}, \
  { EXT4_FC_REASON_INODE_JOURNAL_DATA, "INODE_JOURNAL_DATA"}, \
  { EXT4_FC_REASON_ENCRYPTED_FILENAME, "ENCRYPTED_FILENAME"})

TRACE_DEFINE_ENUM(CR_POWER2_ALIGNED);
TRACE_DEFINE_ENUM(CR_GOAL_LEN_FAST);
TRACE_DEFINE_ENUM(CR_BEST_AVAIL_LEN);
TRACE_DEFINE_ENUM(CR_GOAL_LEN_SLOW);
TRACE_DEFINE_ENUM(CR_ANY_FREE);

#define show_criteria(cr)                                               \
 __print_symbolic(cr,                                            \
    { CR_POWER2_ALIGNED, "CR_POWER2_ALIGNED" }, \
    { CR_GOAL_LEN_FAST, "CR_GOAL_LEN_FAST" },      \
    { CR_BEST_AVAIL_LEN, "CR_BEST_AVAIL_LEN" },    \
    { CR_GOAL_LEN_SLOW, "CR_GOAL_LEN_SLOW" },      \
    { CR_ANY_FREE, "CR_ANY_FREE" })

TRACE_EVENT(ext4_other_inode_update_time,
 TP_PROTO(struct inode *inode, ino_t orig_ino),

 TP_ARGS(inode, orig_ino),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( ino_t, orig_ino  )
  __field( uid_t, uid   )
  __field( gid_t, gid   )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->orig_ino = orig_ino;
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->uid = i_uid_read(inode);
  __entry->gid = i_gid_read(inode);
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d orig_ino %lu ino %lu mode 0%o uid %u gid %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->orig_ino,
    (unsigned long) __entry->ino, __entry->mode,
    __entry->uid, __entry->gid)
);

TRACE_EVENT(ext4_free_inode,
 TP_PROTO(struct inode *inode),

 TP_ARGS(inode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( uid_t, uid   )
  __field( gid_t, gid   )
  __field( __u64, blocks   )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->uid = i_uid_read(inode);
  __entry->gid = i_gid_read(inode);
  __entry->blocks = inode->i_blocks;
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o uid %u gid %u blocks %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->mode,
    __entry->uid, __entry->gid, __entry->blocks)
);

TRACE_EVENT(ext4_request_inode,
 TP_PROTO(struct inode *dir, int mode),

 TP_ARGS(dir, mode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, dir   )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev = dir->i_sb->s_dev;
  __entry->dir = dir->i_ino;
  __entry->mode = mode;
 ),

 TP_printk("dev %d,%d dir %lu mode 0%o",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->dir, __entry->mode)
);

TRACE_EVENT(ext4_allocate_inode,
 TP_PROTO(struct inode *inode, struct inode *dir, int mode),

 TP_ARGS(inode, dir, mode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( ino_t, dir   )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->dir = dir->i_ino;
  __entry->mode = mode;
 ),

 TP_printk("dev %d,%d ino %lu dir %lu mode 0%o",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned long) __entry->dir, __entry->mode)
);

TRACE_EVENT(ext4_evict_inode,
 TP_PROTO(struct inode *inode),

 TP_ARGS(inode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( int, nlink   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->nlink = inode->i_nlink;
 ),

 TP_printk("dev %d,%d ino %lu nlink %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->nlink)
);

TRACE_EVENT(ext4_drop_inode,
 TP_PROTO(struct inode *inode, int drop),

 TP_ARGS(inode, drop),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( int, drop   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->drop = drop;
 ),

 TP_printk("dev %d,%d ino %lu drop %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->drop)
);

TRACE_EVENT(ext4_nfs_commit_metadata,
 TP_PROTO(struct inode *inode),

 TP_ARGS(inode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
 ),

 TP_printk("dev %d,%d ino %lu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino)
);

TRACE_EVENT(ext4_mark_inode_dirty,
 TP_PROTO(struct inode *inode, unsigned long IP),

 TP_ARGS(inode, IP),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field(unsigned long, ip   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->ip = IP;
 ),

 TP_printk("dev %d,%d ino %lu caller %pS",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, (void *)__entry->ip)
);

TRACE_EVENT(ext4_begin_ordered_truncate,
 TP_PROTO(struct inode *inode, loff_t new_size),

 TP_ARGS(inode, new_size),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, new_size  )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->new_size = new_size;
 ),

 TP_printk("dev %d,%d ino %lu new_size %lld",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->new_size)
);

DECLARE_EVENT_CLASS(ext4__write_begin,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len),

 TP_ARGS(inode, pos, len),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, pos   )
  __field( unsigned int, len  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->pos = pos;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu pos %lld len %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->pos, __entry->len)
);

DEFINE_EVENT(ext4__write_begin, ext4_write_begin,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len),

 TP_ARGS(inode, pos, len)
);

DEFINE_EVENT(ext4__write_begin, ext4_da_write_begin,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len),

 TP_ARGS(inode, pos, len)
);

DECLARE_EVENT_CLASS(ext4__write_end,
 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
   unsigned int copied),

 TP_ARGS(inode, pos, len, copied),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, pos   )
  __field( unsigned int, len  )
  __field( unsigned int, copied  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->pos = pos;
  __entry->len = len;
  __entry->copied = copied;
 ),

 TP_printk("dev %d,%d ino %lu pos %lld len %u copied %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->pos, __entry->len, __entry->copied)
);

DEFINE_EVENT(ext4__write_end, ext4_write_end,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
   unsigned int copied),

 TP_ARGS(inode, pos, len, copied)
);

DEFINE_EVENT(ext4__write_end, ext4_journalled_write_end,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
   unsigned int copied),

 TP_ARGS(inode, pos, len, copied)
);

DEFINE_EVENT(ext4__write_end, ext4_da_write_end,

 TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
   unsigned int copied),

 TP_ARGS(inode, pos, len, copied)
);

TRACE_EVENT(ext4_writepages,
 TP_PROTO(struct inode *inode, struct writeback_control *wbc),

 TP_ARGS(inode, wbc),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( long, nr_to_write  )
  __field( long, pages_skipped  )
  __field( loff_t, range_start  )
  __field( loff_t, range_end  )
  __field(       pgoff_t, writeback_index  )
  __field( int, sync_mode  )
  __field( char, for_kupdate  )
  __field( char, range_cyclic  )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->nr_to_write = wbc->nr_to_write;
  __entry->pages_skipped = wbc->pages_skipped;
  __entry->range_start = wbc->range_start;
  __entry->range_end = wbc->range_end;
  __entry->writeback_index = inode->i_mapping->writeback_index;
  __entry->sync_mode = wbc->sync_mode;
  __entry->for_kupdate = wbc->for_kupdate;
  __entry->range_cyclic = wbc->range_cyclic;
 ),

 TP_printk("dev %d,%d ino %lu nr_to_write %ld pages_skipped %ld "
    "range_start %lld range_end %lld sync_mode %d "
    "for_kupdate %d range_cyclic %d writeback_index %lu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->nr_to_write,
    __entry->pages_skipped, __entry->range_start,
    __entry->range_end, __entry->sync_mode,
    __entry->for_kupdate, __entry->range_cyclic,
    (unsigned long) __entry->writeback_index)
);

TRACE_EVENT(ext4_da_write_folios_start,
 TP_PROTO(struct inode *inode, loff_t start_pos, loff_t next_pos,
   struct writeback_control *wbc),

 TP_ARGS(inode, start_pos, next_pos, wbc),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field(       loff_t, start_pos  )
  __field(       loff_t, next_pos  )
  __field(  long, nr_to_write  )
  __field(   int, sync_mode  )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->start_pos = start_pos;
  __entry->next_pos = next_pos;
  __entry->nr_to_write = wbc->nr_to_write;
  __entry->sync_mode = wbc->sync_mode;
 ),

 TP_printk("dev %d,%d ino %lu start_pos 0x%llx next_pos 0x%llx nr_to_write %ld sync_mode %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->start_pos, __entry->next_pos,
    __entry->nr_to_write, __entry->sync_mode)
);

TRACE_EVENT(ext4_da_write_folios_end,
 TP_PROTO(struct inode *inode, loff_t start_pos, loff_t next_pos,
   struct writeback_control *wbc, int ret),

 TP_ARGS(inode, start_pos, next_pos, wbc, ret),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field(       loff_t, start_pos  )
  __field(       loff_t, next_pos  )
  __field(  long, nr_to_write  )
  __field(   int, ret   )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->start_pos = start_pos;
  __entry->next_pos = next_pos;
  __entry->nr_to_write = wbc->nr_to_write;
  __entry->ret  = ret;
 ),

 TP_printk("dev %d,%d ino %lu start_pos 0x%llx next_pos 0x%llx nr_to_write %ld ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->start_pos, __entry->next_pos,
    __entry->nr_to_write, __entry->ret)
);

TRACE_EVENT(ext4_da_write_pages_extent,
 TP_PROTO(struct inode *inode, struct ext4_map_blocks *map),

 TP_ARGS(inode, map),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, lblk   )
  __field( __u32, len   )
  __field( __u32, flags   )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->lblk  = map->m_lblk;
  __entry->len  = map->m_len;
  __entry->flags  = map->m_flags;
 ),

 TP_printk("dev %d,%d ino %lu lblk %llu len %u flags %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->lblk, __entry->len,
    show_mflags(__entry->flags))
);

TRACE_EVENT(ext4_writepages_result,
 TP_PROTO(struct inode *inode, struct writeback_control *wbc,
   int ret, int pages_written),

 TP_ARGS(inode, wbc, ret, pages_written),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( int, ret   )
  __field( int, pages_written  )
  __field( long, pages_skipped  )
  __field(       pgoff_t, writeback_index  )
  __field( int, sync_mode  )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->ret  = ret;
  __entry->pages_written = pages_written;
  __entry->pages_skipped = wbc->pages_skipped;
  __entry->writeback_index = inode->i_mapping->writeback_index;
  __entry->sync_mode = wbc->sync_mode;
 ),

 TP_printk("dev %d,%d ino %lu ret %d pages_written %d pages_skipped %ld "
    "sync_mode %d writeback_index %lu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->ret,
    __entry->pages_written, __entry->pages_skipped,
    __entry->sync_mode,
    (unsigned long) __entry->writeback_index)
);

DECLARE_EVENT_CLASS(ext4__folio_op,
 TP_PROTO(struct inode *inode, struct folio *folio),

 TP_ARGS(inode, folio),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( pgoff_t, index   )

 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->index = folio->index;
 ),

 TP_printk("dev %d,%d ino %lu folio_index %lu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned long) __entry->index)
);

DEFINE_EVENT(ext4__folio_op, ext4_read_folio,

 TP_PROTO(struct inode *inode, struct folio *folio),

 TP_ARGS(inode, folio)
);

DEFINE_EVENT(ext4__folio_op, ext4_release_folio,

 TP_PROTO(struct inode *inode, struct folio *folio),

 TP_ARGS(inode, folio)
);

DECLARE_EVENT_CLASS(ext4_invalidate_folio_op,
 TP_PROTO(struct folio *folio, size_t offset, size_t length),

 TP_ARGS(folio, offset, length),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( pgoff_t, index   )
  __field( size_t, offset   )
  __field( size_t, length   )
 ),

 TP_fast_assign(
  __entry->dev = folio->mapping->host->i_sb->s_dev;
  __entry->ino = folio->mapping->host->i_ino;
  __entry->index = folio->index;
  __entry->offset = offset;
  __entry->length = length;
 ),

 TP_printk("dev %d,%d ino %lu folio_index %lu offset %zu length %zu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned long) __entry->index,
    __entry->offset, __entry->length)
);

DEFINE_EVENT(ext4_invalidate_folio_op, ext4_invalidate_folio,
 TP_PROTO(struct folio *folio, size_t offset, size_t length),

 TP_ARGS(folio, offset, length)
);

DEFINE_EVENT(ext4_invalidate_folio_op, ext4_journalled_invalidate_folio,
 TP_PROTO(struct folio *folio, size_t offset, size_t length),

 TP_ARGS(folio, offset, length)
);

TRACE_EVENT(ext4_discard_blocks,
 TP_PROTO(struct super_block *sb, unsigned long long blk,
   unsigned long long count),

 TP_ARGS(sb, blk, count),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( __u64, blk   )
  __field( __u64, count   )

 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->blk = blk;
  __entry->count = count;
 ),

 TP_printk("dev %d,%d blk %llu count %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->blk, __entry->count)
);

DECLARE_EVENT_CLASS(ext4__mb_new_pa,
 TP_PROTO(struct ext4_allocation_context *ac,
   struct ext4_prealloc_space *pa),

 TP_ARGS(ac, pa),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, pa_pstart  )
  __field( __u64, pa_lstart  )
  __field( __u32, pa_len   )

 ),

 TP_fast_assign(
  __entry->dev  = ac->ac_sb->s_dev;
  __entry->ino  = ac->ac_inode->i_ino;
  __entry->pa_pstart = pa->pa_pstart;
  __entry->pa_lstart = pa->pa_lstart;
  __entry->pa_len  = pa->pa_len;
 ),

 TP_printk("dev %d,%d ino %lu pstart %llu len %u lstart %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->pa_pstart, __entry->pa_len, __entry->pa_lstart)
);

DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_inode_pa,

 TP_PROTO(struct ext4_allocation_context *ac,
   struct ext4_prealloc_space *pa),

 TP_ARGS(ac, pa)
);

DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_group_pa,

 TP_PROTO(struct ext4_allocation_context *ac,
   struct ext4_prealloc_space *pa),

 TP_ARGS(ac, pa)
);

TRACE_EVENT(ext4_mb_release_inode_pa,
 TP_PROTO(struct ext4_prealloc_space *pa,
   unsigned long long block, unsigned int count),

 TP_ARGS(pa, block, count),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, block   )
  __field( __u32, count   )

 ),

 TP_fast_assign(
  __entry->dev  = pa->pa_inode->i_sb->s_dev;
  __entry->ino  = pa->pa_inode->i_ino;
  __entry->block  = block;
  __entry->count  = count;
 ),

 TP_printk("dev %d,%d ino %lu block %llu count %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->block, __entry->count)
);

TRACE_EVENT(ext4_mb_release_group_pa,
 TP_PROTO(struct super_block *sb, struct ext4_prealloc_space *pa),

 TP_ARGS(sb, pa),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( __u64, pa_pstart  )
  __field( __u32, pa_len   )

 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->pa_pstart = pa->pa_pstart;
  __entry->pa_len  = pa->pa_len;
 ),

 TP_printk("dev %d,%d pstart %llu len %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->pa_pstart, __entry->pa_len)
);

TRACE_EVENT(ext4_discard_preallocations,
 TP_PROTO(struct inode *inode, unsigned int len),

 TP_ARGS(inode, len),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( unsigned int, len  )

 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu len: %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->len)
);

TRACE_EVENT(ext4_mb_discard_preallocations,
 TP_PROTO(struct super_block *sb, int needed),

 TP_ARGS(sb, needed),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( int, needed   )

 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->needed = needed;
 ),

 TP_printk("dev %d,%d needed %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->needed)
);

TRACE_EVENT(ext4_request_blocks,
 TP_PROTO(struct ext4_allocation_request *ar),

 TP_ARGS(ar),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( unsigned int, len  )
  __field( __u32,  logical   )
  __field( __u32, lleft   )
  __field( __u32, lright   )
  __field( __u64, goal   )
  __field( __u64, pleft   )
  __field( __u64, pright   )
  __field( unsigned int, flags  )
 ),

 TP_fast_assign(
  __entry->dev = ar->inode->i_sb->s_dev;
  __entry->ino = ar->inode->i_ino;
  __entry->len = ar->len;
  __entry->logical = ar->logical;
  __entry->goal = ar->goal;
  __entry->lleft = ar->lleft;
  __entry->lright = ar->lright;
  __entry->pleft = ar->pleft;
  __entry->pright = ar->pright;
  __entry->flags = ar->flags;
 ),

 TP_printk("dev %d,%d ino %lu flags %s len %u lblk %u goal %llu "
    "lleft %u lright %u pleft %llu pright %llu ",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, show_mballoc_flags(__entry->flags),
    __entry->len, __entry->logical, __entry->goal,
    __entry->lleft, __entry->lright, __entry->pleft,
    __entry->pright)
);

TRACE_EVENT(ext4_allocate_blocks,
 TP_PROTO(struct ext4_allocation_request *ar, unsigned long long block),

 TP_ARGS(ar, block),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, block   )
  __field( unsigned int, len  )
  __field( __u32,  logical   )
  __field( __u32, lleft   )
  __field( __u32, lright   )
  __field( __u64, goal   )
  __field( __u64, pleft   )
  __field( __u64, pright   )
  __field( unsigned int, flags  )
 ),

 TP_fast_assign(
  __entry->dev = ar->inode->i_sb->s_dev;
  __entry->ino = ar->inode->i_ino;
  __entry->block = block;
  __entry->len = ar->len;
  __entry->logical = ar->logical;
  __entry->goal = ar->goal;
  __entry->lleft = ar->lleft;
  __entry->lright = ar->lright;
  __entry->pleft = ar->pleft;
  __entry->pright = ar->pright;
  __entry->flags = ar->flags;
 ),

 TP_printk("dev %d,%d ino %lu flags %s len %u block %llu lblk %u "
    "goal %llu lleft %u lright %u pleft %llu pright %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, show_mballoc_flags(__entry->flags),
    __entry->len, __entry->block, __entry->logical,
    __entry->goal,  __entry->lleft, __entry->lright,
    __entry->pleft, __entry->pright)
);

TRACE_EVENT(ext4_free_blocks,
 TP_PROTO(struct inode *inode, __u64 block, unsigned long count,
   int flags),

 TP_ARGS(inode, block, count, flags),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, block   )
  __field( unsigned long, count  )
  __field( int, flags   )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->block  = block;
  __entry->count  = count;
  __entry->flags  = flags;
  __entry->mode  = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o block %llu count %lu flags %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->mode, __entry->block, __entry->count,
    show_free_flags(__entry->flags))
);

TRACE_EVENT(ext4_sync_file_enter,
 TP_PROTO(struct file *file, int datasync),

 TP_ARGS(file, datasync),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( ino_t, parent   )
  __field( int, datasync  )
 ),

 TP_fast_assign(
  struct dentry *dentry = file->f_path.dentry;

  __entry->dev  = dentry->d_sb->s_dev;
  __entry->ino  = d_inode(dentry)->i_ino;
  __entry->datasync = datasync;
  __entry->parent  = d_inode(dentry->d_parent)->i_ino;
 ),

 TP_printk("dev %d,%d ino %lu parent %lu datasync %d ",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned long) __entry->parent, __entry->datasync)
);

TRACE_EVENT(ext4_sync_file_exit,
 TP_PROTO(struct inode *inode, int ret),

 TP_ARGS(inode, ret),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( int, ret   )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->ret  = ret;
 ),

 TP_printk("dev %d,%d ino %lu ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->ret)
);

TRACE_EVENT(ext4_sync_fs,
 TP_PROTO(struct super_block *sb, int wait),

 TP_ARGS(sb, wait),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( int, wait   )

 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->wait = wait;
 ),

 TP_printk("dev %d,%d wait %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->wait)
);

TRACE_EVENT(ext4_alloc_da_blocks,
 TP_PROTO(struct inode *inode),

 TP_ARGS(inode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( unsigned int, data_blocks  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
 ),

 TP_printk("dev %d,%d ino %lu reserved_data_blocks %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->data_blocks)
);

TRACE_EVENT(ext4_mballoc_alloc,
 TP_PROTO(struct ext4_allocation_context *ac),

 TP_ARGS(ac),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u32,  orig_logical  )
  __field(   int, orig_start  )
  __field( __u32,  orig_group  )
  __field(   int, orig_len  )
  __field( __u32,  goal_logical  )
  __field(   int, goal_start  )
  __field( __u32,  goal_group  )
  __field(   int, goal_len  )
  __field( __u32,  result_logical  )
  __field(   int, result_start  )
  __field( __u32,  result_group  )
  __field(   int, result_len  )
  __field( __u16, found   )
  __field( __u16, groups   )
  __field( __u16, buddy   )
  __field( __u16, flags   )
  __field( __u16, tail   )
  __field( __u8, cr   )
 ),

 TP_fast_assign(
  __entry->dev  = ac->ac_inode->i_sb->s_dev;
  __entry->ino  = ac->ac_inode->i_ino;
  __entry->orig_logical = ac->ac_o_ex.fe_logical;
  __entry->orig_start = ac->ac_o_ex.fe_start;
  __entry->orig_group = ac->ac_o_ex.fe_group;
  __entry->orig_len = ac->ac_o_ex.fe_len;
  __entry->goal_logical = ac->ac_g_ex.fe_logical;
  __entry->goal_start = ac->ac_g_ex.fe_start;
  __entry->goal_group = ac->ac_g_ex.fe_group;
  __entry->goal_len = ac->ac_g_ex.fe_len;
  __entry->result_logical = ac->ac_f_ex.fe_logical;
  __entry->result_start = ac->ac_f_ex.fe_start;
  __entry->result_group = ac->ac_f_ex.fe_group;
  __entry->result_len = ac->ac_f_ex.fe_len;
  __entry->found  = ac->ac_found;
  __entry->flags  = ac->ac_flags;
  __entry->groups  = ac->ac_groups_scanned;
  __entry->buddy  = ac->ac_buddy;
  __entry->tail  = ac->ac_tail;
  __entry->cr  = ac->ac_criteria;
 ),

 TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u "
    "result %u/%d/%u@%u blks %u grps %u cr %s flags %s "
    "tail %u broken %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->orig_group, __entry->orig_start,
    __entry->orig_len, __entry->orig_logical,
    __entry->goal_group, __entry->goal_start,
    __entry->goal_len, __entry->goal_logical,
    __entry->result_group, __entry->result_start,
    __entry->result_len, __entry->result_logical,
    __entry->found, __entry->groups, show_criteria(__entry->cr),
    show_mballoc_flags(__entry->flags), __entry->tail,
    __entry->buddy ? 1 << __entry->buddy : 0)
);

TRACE_EVENT(ext4_mballoc_prealloc,
 TP_PROTO(struct ext4_allocation_context *ac),

 TP_ARGS(ac),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u32,  orig_logical  )
  __field(   int, orig_start  )
  __field( __u32,  orig_group  )
  __field(   int, orig_len  )
  __field( __u32,  result_logical  )
  __field(   int, result_start  )
  __field( __u32,  result_group  )
  __field(   int, result_len  )
 ),

 TP_fast_assign(
  __entry->dev  = ac->ac_inode->i_sb->s_dev;
  __entry->ino  = ac->ac_inode->i_ino;
  __entry->orig_logical = ac->ac_o_ex.fe_logical;
  __entry->orig_start = ac->ac_o_ex.fe_start;
  __entry->orig_group = ac->ac_o_ex.fe_group;
  __entry->orig_len = ac->ac_o_ex.fe_len;
  __entry->result_logical = ac->ac_b_ex.fe_logical;
  __entry->result_start = ac->ac_b_ex.fe_start;
  __entry->result_group = ac->ac_b_ex.fe_group;
  __entry->result_len = ac->ac_b_ex.fe_len;
 ),

 TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->orig_group, __entry->orig_start,
    __entry->orig_len, __entry->orig_logical,
    __entry->result_group, __entry->result_start,
    __entry->result_len, __entry->result_logical)
);

DECLARE_EVENT_CLASS(ext4__mballoc,
 TP_PROTO(struct super_block *sb,
   struct inode *inode,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, inode, group, start, len),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field(   int, result_start  )
  __field( __u32,  result_group  )
  __field(   int, result_len  )
 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->ino  = inode ? inode->i_ino : 0;
  __entry->result_start = start;
  __entry->result_group = group;
  __entry->result_len = len;
 ),

 TP_printk("dev %d,%d inode %lu extent %u/%d/%d ",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->result_group, __entry->result_start,
    __entry->result_len)
);

DEFINE_EVENT(ext4__mballoc, ext4_mballoc_discard,

 TP_PROTO(struct super_block *sb,
   struct inode *inode,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, inode, group, start, len)
);

DEFINE_EVENT(ext4__mballoc, ext4_mballoc_free,

 TP_PROTO(struct super_block *sb,
   struct inode *inode,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, inode, group, start, len)
);

TRACE_EVENT(ext4_forget,
 TP_PROTO(struct inode *inode, int is_metadata, __u64 block),

 TP_ARGS(inode, is_metadata, block),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, block   )
  __field( int, is_metadata  )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->block = block;
  __entry->is_metadata = is_metadata;
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o is_metadata %d block %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->mode, __entry->is_metadata, __entry->block)
);

TRACE_EVENT(ext4_da_update_reserve_space,
 TP_PROTO(struct inode *inode, int used_blocks, int quota_claim),

 TP_ARGS(inode, used_blocks, quota_claim),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, i_blocks  )
  __field( int, used_blocks  )
  __field( int, reserved_data_blocks )
  __field( int, quota_claim  )
  __field( __u16, mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->i_blocks = inode->i_blocks;
  __entry->used_blocks = used_blocks;
  __entry->reserved_data_blocks =
    EXT4_I(inode)->i_reserved_data_blocks;
  __entry->quota_claim = quota_claim;
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu used_blocks %d "
    "reserved_data_blocks %d quota_claim %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->mode, __entry->i_blocks,
    __entry->used_blocks, __entry->reserved_data_blocks,
    __entry->quota_claim)
);

TRACE_EVENT(ext4_da_reserve_space,
 TP_PROTO(struct inode *inode, int nr_resv),

 TP_ARGS(inode, nr_resv),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, i_blocks  )
  __field( int, reserve_blocks  )
  __field( int, reserved_data_blocks )
  __field( __u16,  mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->i_blocks = inode->i_blocks;
  __entry->reserve_blocks = nr_resv;
  __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu reserve_blocks %d"
    "reserved_data_blocks %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->mode, __entry->i_blocks,
    __entry->reserve_blocks, __entry->reserved_data_blocks)
);

TRACE_EVENT(ext4_da_release_space,
 TP_PROTO(struct inode *inode, int freed_blocks),

 TP_ARGS(inode, freed_blocks),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( __u64, i_blocks  )
  __field( int, freed_blocks  )
  __field( int, reserved_data_blocks )
  __field( __u16,  mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->i_blocks = inode->i_blocks;
  __entry->freed_blocks = freed_blocks;
  __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
  __entry->mode = inode->i_mode;
 ),

 TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu freed_blocks %d "
    "reserved_data_blocks %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->mode, __entry->i_blocks,
    __entry->freed_blocks, __entry->reserved_data_blocks)
);

DECLARE_EVENT_CLASS(ext4__bitmap_load,
 TP_PROTO(struct super_block *sb, unsigned long group),

 TP_ARGS(sb, group),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( __u32, group   )

 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->group = group;
 ),

 TP_printk("dev %d,%d group %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->group)
);

DEFINE_EVENT(ext4__bitmap_load, ext4_mb_bitmap_load,

 TP_PROTO(struct super_block *sb, unsigned long group),

 TP_ARGS(sb, group)
);

DEFINE_EVENT(ext4__bitmap_load, ext4_mb_buddy_bitmap_load,

 TP_PROTO(struct super_block *sb, unsigned long group),

 TP_ARGS(sb, group)
);

DEFINE_EVENT(ext4__bitmap_load, ext4_load_inode_bitmap,

 TP_PROTO(struct super_block *sb, unsigned long group),

 TP_ARGS(sb, group)
);

TRACE_EVENT(ext4_read_block_bitmap_load,
 TP_PROTO(struct super_block *sb, unsigned long group, bool prefetch),

 TP_ARGS(sb, group, prefetch),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( __u32, group   )
  __field( bool, prefetch  )

 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->group = group;
  __entry->prefetch = prefetch;
 ),

 TP_printk("dev %d,%d group %u prefetch %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->group, __entry->prefetch)
);

DECLARE_EVENT_CLASS(ext4__fallocate_mode,
 TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),

 TP_ARGS(inode, offset, len, mode),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, offset   )
  __field( loff_t, len   )
  __field( int, mode   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->offset = offset;
  __entry->len = len;
  __entry->mode = mode;
 ),

 TP_printk("dev %d,%d ino %lu offset %lld len %lld mode %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->offset, __entry->len,
    show_falloc_mode(__entry->mode))
);

DEFINE_EVENT(ext4__fallocate_mode, ext4_fallocate_enter,

 TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),

 TP_ARGS(inode, offset, len, mode)
);

DEFINE_EVENT(ext4__fallocate_mode, ext4_punch_hole,

 TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),

 TP_ARGS(inode, offset, len, mode)
);

DEFINE_EVENT(ext4__fallocate_mode, ext4_zero_range,

 TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),

 TP_ARGS(inode, offset, len, mode)
);

TRACE_EVENT(ext4_fallocate_exit,
 TP_PROTO(struct inode *inode, loff_t offset,
   unsigned int max_blocks, int ret),

 TP_ARGS(inode, offset, max_blocks, ret),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, pos   )
  __field( unsigned int, blocks  )
  __field( int,  ret   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->pos = offset;
  __entry->blocks = max_blocks;
  __entry->ret = ret;
 ),

 TP_printk("dev %d,%d ino %lu pos %lld blocks %u ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->pos, __entry->blocks,
    __entry->ret)
);

TRACE_EVENT(ext4_unlink_enter,
 TP_PROTO(struct inode *parent, struct dentry *dentry),

 TP_ARGS(parent, dentry),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( ino_t, parent   )
  __field( loff_t, size   )
 ),

 TP_fast_assign(
  __entry->dev  = dentry->d_sb->s_dev;
  __entry->ino  = d_inode(dentry)->i_ino;
  __entry->parent  = parent->i_ino;
  __entry->size  = d_inode(dentry)->i_size;
 ),

 TP_printk("dev %d,%d ino %lu size %lld parent %lu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->size,
    (unsigned long) __entry->parent)
);

TRACE_EVENT(ext4_unlink_exit,
 TP_PROTO(struct dentry *dentry, int ret),

 TP_ARGS(dentry, ret),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( int, ret   )
 ),

 TP_fast_assign(
  __entry->dev  = dentry->d_sb->s_dev;
  __entry->ino  = d_inode(dentry)->i_ino;
  __entry->ret  = ret;
 ),

 TP_printk("dev %d,%d ino %lu ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->ret)
);

DECLARE_EVENT_CLASS(ext4__truncate,
 TP_PROTO(struct inode *inode),

 TP_ARGS(inode),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( __u64,  blocks  )
 ),

 TP_fast_assign(
  __entry->dev    = inode->i_sb->s_dev;
  __entry->ino    = inode->i_ino;
  __entry->blocks = inode->i_blocks;
 ),

 TP_printk("dev %d,%d ino %lu blocks %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->blocks)
);

DEFINE_EVENT(ext4__truncate, ext4_truncate_enter,

 TP_PROTO(struct inode *inode),

 TP_ARGS(inode)
);

DEFINE_EVENT(ext4__truncate, ext4_truncate_exit,

 TP_PROTO(struct inode *inode),

 TP_ARGS(inode)
);

/* 'ux' is the unwritten extent. */
TRACE_EVENT(ext4_ext_convert_to_initialized_enter,
 TP_PROTO(struct inode *inode, struct ext4_map_blocks *map,
   struct ext4_extent *ux),

 TP_ARGS(inode, map, ux),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_lblk_t, m_lblk )
  __field( unsigned, m_len )
  __field( ext4_lblk_t, u_lblk )
  __field( unsigned, u_len )
  __field( ext4_fsblk_t, u_pblk )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->m_lblk  = map->m_lblk;
  __entry->m_len  = map->m_len;
  __entry->u_lblk  = le32_to_cpu(ux->ee_block);
  __entry->u_len  = ext4_ext_get_actual_len(ux);
  __entry->u_pblk  = ext4_ext_pblock(ux);
 ),

 TP_printk("dev %d,%d ino %lu m_lblk %u m_len %u u_lblk %u u_len %u "
    "u_pblk %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->m_lblk, __entry->m_len,
    __entry->u_lblk, __entry->u_len, __entry->u_pblk)
);

/*
 * 'ux' is the unwritten extent.
 * 'ix' is the initialized extent to which blocks are transferred.
 */
TRACE_EVENT(ext4_ext_convert_to_initialized_fastpath,
 TP_PROTO(struct inode *inode, struct ext4_map_blocks *map,
   struct ext4_extent *ux, struct ext4_extent *ix),

 TP_ARGS(inode, map, ux, ix),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_lblk_t, m_lblk )
  __field( unsigned, m_len )
  __field( ext4_lblk_t, u_lblk )
  __field( unsigned, u_len )
  __field( ext4_fsblk_t, u_pblk )
  __field( ext4_lblk_t, i_lblk )
  __field( unsigned, i_len )
  __field( ext4_fsblk_t, i_pblk )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->m_lblk  = map->m_lblk;
  __entry->m_len  = map->m_len;
  __entry->u_lblk  = le32_to_cpu(ux->ee_block);
  __entry->u_len  = ext4_ext_get_actual_len(ux);
  __entry->u_pblk  = ext4_ext_pblock(ux);
  __entry->i_lblk  = le32_to_cpu(ix->ee_block);
  __entry->i_len  = ext4_ext_get_actual_len(ix);
  __entry->i_pblk  = ext4_ext_pblock(ix);
 ),

 TP_printk("dev %d,%d ino %lu m_lblk %u m_len %u "
    "u_lblk %u u_len %u u_pblk %llu "
    "i_lblk %u i_len %u i_pblk %llu ",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->m_lblk, __entry->m_len,
    __entry->u_lblk, __entry->u_len, __entry->u_pblk,
    __entry->i_lblk, __entry->i_len, __entry->i_pblk)
);

DECLARE_EVENT_CLASS(ext4__map_blocks_enter,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
   unsigned int len, unsigned int flags),

 TP_ARGS(inode, lblk, len, flags),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
  __field( unsigned int, len  )
  __field( unsigned int, flags  )
 ),

 TP_fast_assign(
  __entry->dev    = inode->i_sb->s_dev;
  __entry->ino    = inode->i_ino;
  __entry->lblk = lblk;
  __entry->len = len;
  __entry->flags = flags;
 ),

 TP_printk("dev %d,%d ino %lu lblk %u len %u flags %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->lblk, __entry->len, show_map_flags(__entry->flags))
);

DEFINE_EVENT(ext4__map_blocks_enter, ext4_ext_map_blocks_enter,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
   unsigned len, unsigned flags),

 TP_ARGS(inode, lblk, len, flags)
);

DEFINE_EVENT(ext4__map_blocks_enter, ext4_ind_map_blocks_enter,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
   unsigned len, unsigned flags),

 TP_ARGS(inode, lblk, len, flags)
);

DECLARE_EVENT_CLASS(ext4__map_blocks_exit,
 TP_PROTO(struct inode *inode, unsigned flags, struct ext4_map_blocks *map,
   int ret),

 TP_ARGS(inode, flags, map, ret),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( unsigned int, flags  )
  __field( ext4_fsblk_t, pblk  )
  __field( ext4_lblk_t, lblk  )
  __field( unsigned int, len  )
  __field( unsigned int, mflags  )
  __field( int,  ret  )
 ),

 TP_fast_assign(
  __entry->dev    = inode->i_sb->s_dev;
  __entry->ino    = inode->i_ino;
  __entry->flags = flags;
  __entry->pblk = map->m_pblk;
  __entry->lblk = map->m_lblk;
  __entry->len = map->m_len;
  __entry->mflags = map->m_flags;
  __entry->ret = ret;
 ),

 TP_printk("dev %d,%d ino %lu flags %s lblk %u pblk %llu len %u "
    "mflags %s ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    show_map_flags(__entry->flags), __entry->lblk, __entry->pblk,
    __entry->len, show_mflags(__entry->mflags), __entry->ret)
);

DEFINE_EVENT(ext4__map_blocks_exit, ext4_ext_map_blocks_exit,
 TP_PROTO(struct inode *inode, unsigned flags,
   struct ext4_map_blocks *map, int ret),

 TP_ARGS(inode, flags, map, ret)
);

DEFINE_EVENT(ext4__map_blocks_exit, ext4_ind_map_blocks_exit,
 TP_PROTO(struct inode *inode, unsigned flags,
   struct ext4_map_blocks *map, int ret),

 TP_ARGS(inode, flags, map, ret)
);

TRACE_EVENT(ext4_ext_load_extent,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk),

 TP_ARGS(inode, lblk, pblk),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_fsblk_t, pblk  )
  __field( ext4_lblk_t, lblk  )
 ),

 TP_fast_assign(
  __entry->dev    = inode->i_sb->s_dev;
  __entry->ino    = inode->i_ino;
  __entry->pblk = pblk;
  __entry->lblk = lblk;
 ),

 TP_printk("dev %d,%d ino %lu lblk %u pblk %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->lblk, __entry->pblk)
);

TRACE_EVENT(ext4_load_inode,
 TP_PROTO(struct super_block *sb, unsigned long ino),

 TP_ARGS(sb, ino),

 TP_STRUCT__entry(
  __field( dev_t, dev  )
  __field( ino_t, ino  )
 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->ino  = ino;
 ),

 TP_printk("dev %d,%d ino %ld",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino)
);

TRACE_EVENT(ext4_journal_start_sb,
 TP_PROTO(struct super_block *sb, int blocks, int rsv_blocks,
   int revoke_creds, int type, unsigned long IP),

 TP_ARGS(sb, blocks, rsv_blocks, revoke_creds, type, IP),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( unsigned long, ip  )
  __field( int,  blocks  )
  __field( int,  rsv_blocks )
  __field( int,  revoke_creds )
  __field( int,  type  )
 ),

 TP_fast_assign(
  __entry->dev   = sb->s_dev;
  __entry->ip   = IP;
  __entry->blocks   = blocks;
  __entry->rsv_blocks  = rsv_blocks;
  __entry->revoke_creds  = revoke_creds;
  __entry->type   = type;
 ),

 TP_printk("dev %d,%d blocks %d, rsv_blocks %d, revoke_creds %d,"
    " type %d, caller %pS", MAJOR(__entry->dev),
    MINOR(__entry->dev), __entry->blocks, __entry->rsv_blocks,
    __entry->revoke_creds, __entry->type, (void *)__entry->ip)
);

TRACE_EVENT(ext4_journal_start_inode,
 TP_PROTO(struct inode *inode, int blocks, int rsv_blocks,
   int revoke_creds, int type, unsigned long IP),

 TP_ARGS(inode, blocks, rsv_blocks, revoke_creds, type, IP),

 TP_STRUCT__entry(
  __field( unsigned long, ino  )
  __field( dev_t,  dev  )
  __field( unsigned long, ip  )
  __field( int,  blocks  )
  __field( int,  rsv_blocks )
  __field( int,  revoke_creds )
  __field( int,  type  )
 ),

 TP_fast_assign(
  __entry->dev   = inode->i_sb->s_dev;
  __entry->ip   = IP;
  __entry->blocks   = blocks;
  __entry->rsv_blocks  = rsv_blocks;
  __entry->revoke_creds  = revoke_creds;
  __entry->type   = type;
  __entry->ino   = inode->i_ino;
 ),

 TP_printk("dev %d,%d blocks %d, rsv_blocks %d, revoke_creds %d,"
    " type %d, ino %lu, caller %pS", MAJOR(__entry->dev),
    MINOR(__entry->dev), __entry->blocks, __entry->rsv_blocks,
    __entry->revoke_creds, __entry->type, __entry->ino,
    (void *)__entry->ip)
);

TRACE_EVENT(ext4_journal_start_reserved,
 TP_PROTO(struct super_block *sb, int blocks, unsigned long IP),

 TP_ARGS(sb, blocks, IP),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field(unsigned long, ip   )
  __field(   int, blocks   )
 ),

 TP_fast_assign(
  __entry->dev   = sb->s_dev;
  __entry->ip   = IP;
  __entry->blocks   = blocks;
 ),

 TP_printk("dev %d,%d blocks, %d caller %pS",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->blocks, (void *)__entry->ip)
);

DECLARE_EVENT_CLASS(ext4__trim,
 TP_PROTO(struct super_block *sb,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, group, start, len),

 TP_STRUCT__entry(
  __field( int, dev_major  )
  __field( int, dev_minor  )
  __field( __u32,  group   )
  __field( int, start   )
  __field( int, len   )
 ),

 TP_fast_assign(
  __entry->dev_major = MAJOR(sb->s_dev);
  __entry->dev_minor = MINOR(sb->s_dev);
  __entry->group  = group;
  __entry->start  = start;
  __entry->len  = len;
 ),

 TP_printk("dev %d,%d group %u, start %d, len %d",
    __entry->dev_major, __entry->dev_minor,
    __entry->group, __entry->start, __entry->len)
);

DEFINE_EVENT(ext4__trim, ext4_trim_extent,

 TP_PROTO(struct super_block *sb,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, group, start, len)
);

DEFINE_EVENT(ext4__trim, ext4_trim_all_free,

 TP_PROTO(struct super_block *sb,
   ext4_group_t group,
   ext4_grpblk_t start,
   ext4_grpblk_t len),

 TP_ARGS(sb, group, start, len)
);

TRACE_EVENT(ext4_ext_handle_unwritten_extents,
 TP_PROTO(struct inode *inode, struct ext4_map_blocks *map, int flags,
   unsigned int allocated, ext4_fsblk_t newblock),

 TP_ARGS(inode, map, flags, allocated, newblock),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( int,  flags  )
  __field( ext4_lblk_t, lblk  )
  __field( ext4_fsblk_t, pblk  )
  __field( unsigned int, len  )
  __field( unsigned int, allocated )
  __field( ext4_fsblk_t, newblk  )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->flags  = flags;
  __entry->lblk  = map->m_lblk;
  __entry->pblk  = map->m_pblk;
  __entry->len  = map->m_len;
  __entry->allocated = allocated;
  __entry->newblk  = newblock;
 ),

 TP_printk("dev %d,%d ino %lu m_lblk %u m_pblk %llu m_len %u flags %s "
    "allocated %d newblock %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->lblk, (unsigned long long) __entry->pblk,
    __entry->len, show_map_flags(__entry->flags),
    (unsigned int) __entry->allocated,
    (unsigned long long) __entry->newblk)
);

TRACE_EVENT(ext4_get_implied_cluster_alloc_exit,
 TP_PROTO(struct super_block *sb, struct ext4_map_blocks *map, int ret),

 TP_ARGS(sb, map, ret),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( unsigned int, flags )
  __field( ext4_lblk_t, lblk )
  __field( ext4_fsblk_t, pblk )
  __field( unsigned int, len )
  __field( int,  ret )
 ),

 TP_fast_assign(
  __entry->dev = sb->s_dev;
  __entry->flags = map->m_flags;
  __entry->lblk = map->m_lblk;
  __entry->pblk = map->m_pblk;
  __entry->len = map->m_len;
  __entry->ret = ret;
 ),

 TP_printk("dev %d,%d m_lblk %u m_pblk %llu m_len %u m_flags %s ret %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->lblk, (unsigned long long) __entry->pblk,
    __entry->len, show_mflags(__entry->flags), __entry->ret)
);

TRACE_EVENT(ext4_ext_show_extent,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk,
   unsigned short len),

 TP_ARGS(inode, lblk, pblk, len),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_fsblk_t, pblk )
  __field( ext4_lblk_t, lblk )
  __field( unsigned short, len )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->pblk = pblk;
  __entry->lblk = lblk;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu lblk %u pblk %llu len %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->lblk,
    (unsigned long long) __entry->pblk,
    (unsigned short) __entry->len)
);

TRACE_EVENT(ext4_remove_blocks,
 TP_PROTO(struct inode *inode, struct ext4_extent *ex,
   ext4_lblk_t from, ext4_fsblk_t to,
   struct partial_cluster *pc),

 TP_ARGS(inode, ex, from, to, pc),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_lblk_t, from )
  __field( ext4_lblk_t, to )
  __field( ext4_fsblk_t, ee_pblk )
  __field( ext4_lblk_t, ee_lblk )
  __field( unsigned short, ee_len )
  __field( ext4_fsblk_t, pc_pclu )
  __field( ext4_lblk_t, pc_lblk )
  __field( int,  pc_state)
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->from  = from;
  __entry->to  = to;
  __entry->ee_pblk = ext4_ext_pblock(ex);
  __entry->ee_lblk = le32_to_cpu(ex->ee_block);
  __entry->ee_len  = ext4_ext_get_actual_len(ex);
  __entry->pc_pclu = pc->pclu;
  __entry->pc_lblk = pc->lblk;
  __entry->pc_state = pc->state;
 ),

 TP_printk("dev %d,%d ino %lu extent [%u(%llu), %u]"
    "from %u to %u partial [pclu %lld lblk %u state %d]",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->ee_lblk,
    (unsigned long long) __entry->ee_pblk,
    (unsigned short) __entry->ee_len,
    (unsigned) __entry->from,
    (unsigned) __entry->to,
    (long long) __entry->pc_pclu,
    (unsigned int) __entry->pc_lblk,
    (int) __entry->pc_state)
);

TRACE_EVENT(ext4_ext_rm_leaf,
 TP_PROTO(struct inode *inode, ext4_lblk_t start,
   struct ext4_extent *ex,
   struct partial_cluster *pc),

 TP_ARGS(inode, start, ex, pc),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_lblk_t, start )
  __field( ext4_lblk_t, ee_lblk )
  __field( ext4_fsblk_t, ee_pblk )
  __field( short,  ee_len )
  __field( ext4_fsblk_t, pc_pclu )
  __field( ext4_lblk_t, pc_lblk )
  __field( int,  pc_state)
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->start  = start;
  __entry->ee_lblk = le32_to_cpu(ex->ee_block);
  __entry->ee_pblk = ext4_ext_pblock(ex);
  __entry->ee_len  = ext4_ext_get_actual_len(ex);
  __entry->pc_pclu = pc->pclu;
  __entry->pc_lblk = pc->lblk;
  __entry->pc_state = pc->state;
 ),

 TP_printk("dev %d,%d ino %lu start_lblk %u last_extent [%u(%llu), %u]"
    "partial [pclu %lld lblk %u state %d]",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->start,
    (unsigned) __entry->ee_lblk,
    (unsigned long long) __entry->ee_pblk,
    (unsigned short) __entry->ee_len,
    (long long) __entry->pc_pclu,
    (unsigned int) __entry->pc_lblk,
    (int) __entry->pc_state)
);

TRACE_EVENT(ext4_ext_rm_idx,
 TP_PROTO(struct inode *inode, ext4_fsblk_t pblk),

 TP_ARGS(inode, pblk),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_fsblk_t, pblk )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->pblk = pblk;
 ),

 TP_printk("dev %d,%d ino %lu index_pblk %llu",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned long long) __entry->pblk)
);

TRACE_EVENT(ext4_ext_remove_space,
 TP_PROTO(struct inode *inode, ext4_lblk_t start,
   ext4_lblk_t end, int depth),

 TP_ARGS(inode, start, end, depth),

 TP_STRUCT__entry(
  __field( dev_t,  dev )
  __field( ino_t,  ino )
  __field( ext4_lblk_t, start )
  __field( ext4_lblk_t, end )
  __field( int,  depth )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->start = start;
  __entry->end = end;
  __entry->depth = depth;
 ),

 TP_printk("dev %d,%d ino %lu since %u end %u depth %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->start,
    (unsigned) __entry->end,
    __entry->depth)
);

TRACE_EVENT(ext4_ext_remove_space_done,
 TP_PROTO(struct inode *inode, ext4_lblk_t start, ext4_lblk_t end,
   int depth, struct partial_cluster *pc, __le16 eh_entries),

 TP_ARGS(inode, start, end, depth, pc, eh_entries),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, start  )
  __field( ext4_lblk_t, end  )
  __field( int,  depth  )
  __field( ext4_fsblk_t, pc_pclu  )
  __field( ext4_lblk_t, pc_lblk  )
  __field( int,  pc_state )
  __field( unsigned short, eh_entries )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->start  = start;
  __entry->end  = end;
  __entry->depth  = depth;
  __entry->pc_pclu = pc->pclu;
  __entry->pc_lblk = pc->lblk;
  __entry->pc_state = pc->state;
  __entry->eh_entries = le16_to_cpu(eh_entries);
 ),

 TP_printk("dev %d,%d ino %lu since %u end %u depth %d "
    "partial [pclu %lld lblk %u state %d] "
    "remaining_entries %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    (unsigned) __entry->start,
    (unsigned) __entry->end,
    __entry->depth,
    (long long) __entry->pc_pclu,
    (unsigned int) __entry->pc_lblk,
    (int) __entry->pc_state,
    (unsigned short) __entry->eh_entries)
);

DECLARE_EVENT_CLASS(ext4__es_extent,
 TP_PROTO(struct inode *inode, struct extent_status *es),

 TP_ARGS(inode, es),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
  __field( ext4_lblk_t, len  )
  __field( ext4_fsblk_t, pblk  )
  __field( char, status )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = es->es_lblk;
  __entry->len = es->es_len;
  __entry->pblk = ext4_es_show_pblock(es);
  __entry->status = ext4_es_status(es);
 ),

 TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->lblk, __entry->len,
    __entry->pblk, show_extent_status(__entry->status))
);

DEFINE_EVENT(ext4__es_extent, ext4_es_insert_extent,
 TP_PROTO(struct inode *inode, struct extent_status *es),

 TP_ARGS(inode, es)
);

DEFINE_EVENT(ext4__es_extent, ext4_es_cache_extent,
 TP_PROTO(struct inode *inode, struct extent_status *es),

 TP_ARGS(inode, es)
);

TRACE_EVENT(ext4_es_remove_extent,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_lblk_t len),

 TP_ARGS(inode, lblk, len),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( ino_t, ino   )
  __field( loff_t, lblk   )
  __field( loff_t, len   )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = lblk;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu es [%lld/%lld)",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->lblk, __entry->len)
);

TRACE_EVENT(ext4_es_find_extent_range_enter,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk),

 TP_ARGS(inode, lblk),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = lblk;
 ),

 TP_printk("dev %d,%d ino %lu lblk %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->lblk)
);

TRACE_EVENT(ext4_es_find_extent_range_exit,
 TP_PROTO(struct inode *inode, struct extent_status *es),

 TP_ARGS(inode, es),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
  __field( ext4_lblk_t, len  )
  __field( ext4_fsblk_t, pblk  )
  __field( char, status )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = es->es_lblk;
  __entry->len = es->es_len;
  __entry->pblk = ext4_es_show_pblock(es);
  __entry->status = ext4_es_status(es);
 ),

 TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->lblk, __entry->len,
    __entry->pblk, show_extent_status(__entry->status))
);

TRACE_EVENT(ext4_es_lookup_extent_enter,
 TP_PROTO(struct inode *inode, ext4_lblk_t lblk),

 TP_ARGS(inode, lblk),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = lblk;
 ),

 TP_printk("dev %d,%d ino %lu lblk %u",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->lblk)
);

TRACE_EVENT(ext4_es_lookup_extent_exit,
 TP_PROTO(struct inode *inode, struct extent_status *es,
   int found),

 TP_ARGS(inode, es, found),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
  __field( ext4_lblk_t, len  )
  __field( ext4_fsblk_t, pblk  )
  __field( char,  status  )
  __field( int,  found  )
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->lblk = es->es_lblk;
  __entry->len = es->es_len;
  __entry->pblk = ext4_es_show_pblock(es);
  __entry->status = ext4_es_status(es);
  __entry->found = found;
 ),

 TP_printk("dev %d,%d ino %lu found %d [%u/%u) %llu %s",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino, __entry->found,
    __entry->lblk, __entry->len,
    __entry->found ? __entry->pblk : 0,
    show_extent_status(__entry->found ? __entry->status : 0))
);

DECLARE_EVENT_CLASS(ext4__es_shrink_enter,
 TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),

 TP_ARGS(sb, nr_to_scan, cache_cnt),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( int, nr_to_scan  )
  __field( int, cache_cnt  )
 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->nr_to_scan = nr_to_scan;
  __entry->cache_cnt = cache_cnt;
 ),

 TP_printk("dev %d,%d nr_to_scan %d cache_cnt %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->nr_to_scan, __entry->cache_cnt)
);

DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_count,
 TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),

 TP_ARGS(sb, nr_to_scan, cache_cnt)
);

DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_scan_enter,
 TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),

 TP_ARGS(sb, nr_to_scan, cache_cnt)
);

TRACE_EVENT(ext4_es_shrink_scan_exit,
 TP_PROTO(struct super_block *sb, int nr_shrunk, int cache_cnt),

 TP_ARGS(sb, nr_shrunk, cache_cnt),

 TP_STRUCT__entry(
  __field( dev_t, dev   )
  __field( int, nr_shrunk  )
  __field( int, cache_cnt  )
 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->nr_shrunk = nr_shrunk;
  __entry->cache_cnt = cache_cnt;
 ),

 TP_printk("dev %d,%d nr_shrunk %d cache_cnt %d",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    __entry->nr_shrunk, __entry->cache_cnt)
);

TRACE_EVENT(ext4_collapse_range,
 TP_PROTO(struct inode *inode, loff_t offset, loff_t len),

 TP_ARGS(inode, offset, len),

 TP_STRUCT__entry(
  __field(dev_t, dev)
  __field(ino_t, ino)
  __field(loff_t, offset)
  __field(loff_t, len)
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->offset = offset;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu offset %lld len %lld",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->offset, __entry->len)
);

TRACE_EVENT(ext4_insert_range,
 TP_PROTO(struct inode *inode, loff_t offset, loff_t len),

 TP_ARGS(inode, offset, len),

 TP_STRUCT__entry(
  __field(dev_t, dev)
  __field(ino_t, ino)
  __field(loff_t, offset)
  __field(loff_t, len)
 ),

 TP_fast_assign(
  __entry->dev = inode->i_sb->s_dev;
  __entry->ino = inode->i_ino;
  __entry->offset = offset;
  __entry->len = len;
 ),

 TP_printk("dev %d,%d ino %lu offset %lld len %lld",
    MAJOR(__entry->dev), MINOR(__entry->dev),
    (unsigned long) __entry->ino,
    __entry->offset, __entry->len)
);

TRACE_EVENT(ext4_es_shrink,
 TP_PROTO(struct super_block *sb, int nr_shrunk, u64 scan_time,
   int nr_skipped, int retried),

 TP_ARGS(sb, nr_shrunk, scan_time, nr_skipped, retried),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( int,  nr_shrunk )
  __field( unsigned long long, scan_time )
  __field( int,  nr_skipped )
  __field( int,  retried  )
 ),

 TP_fast_assign(
  __entry->dev  = sb->s_dev;
  __entry->nr_shrunk = nr_shrunk;
  __entry->scan_time = div_u64(scan_time, 1000);
  __entry->nr_skipped = nr_skipped;
  __entry->retried = retried;
 ),

 TP_printk("dev %d,%d nr_shrunk %d, scan_time %llu "
    "nr_skipped %d retried %d",
    MAJOR(__entry->dev), MINOR(__entry->dev), __entry->nr_shrunk,
    __entry->scan_time, __entry->nr_skipped, __entry->retried)
);

TRACE_EVENT(ext4_es_insert_delayed_extent,
 TP_PROTO(struct inode *inode, struct extent_status *es,
   bool lclu_allocated, bool end_allocated),

 TP_ARGS(inode, es, lclu_allocated, end_allocated),

 TP_STRUCT__entry(
  __field( dev_t,  dev  )
  __field( ino_t,  ino  )
  __field( ext4_lblk_t, lblk  )
  __field( ext4_lblk_t, len  )
  __field( ext4_fsblk_t, pblk  )
  __field( char,  status  )
  __field( bool,  lclu_allocated )
  __field( bool,  end_allocated )
 ),

 TP_fast_assign(
  __entry->dev  = inode->i_sb->s_dev;
  __entry->ino  = inode->i_ino;
  __entry->lblk  = es->es_lblk;
  __entry->len  = es->es_len;
  __entry->pblk  = ext4_es_show_pblock(es);
--> --------------------

--> maximum size reached

--> --------------------