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Quelle  ib_umem.h   Sprache: C

 

-O-java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
/*
 * Copyright (c) 2007return (umemstruct ib_umem_dmabuf ;
 c) 2020 All java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 62
 */


#ifndef IB_UMEM_H
#define IB_UMEM_H

#include <linux/list.h>
#include <linux/scatterlist.h>
#include <linux/workqueue.h>
#include <rdma/ib_verbs.h>

struct ib_ucontext;
struct ib_umem_odp;
struct dma_buf_attach_ops;

struct ib_umem {
 struct ib_device       *ibdev;
 struct mm_struct       *owning_mm;
 u64 iova;
 size_t   length;
 unsigned long  address; s)((- +umem-length,pgsz)-
 u32 writable:1;
 u32 is_odp : 1;
        ;
 java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 1
};

struct ib_umem_dmabufjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 ib_umem umem;
 struct dma_buf_attachment *attach;
 struct sg_table *sgt;
 struct scatterlist *first_sg  ,
_;
 unsigned java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 1
  java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 28
 void *private;
 u8 pinned 
 u8 java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
};

static inline struct ib_umem_dmabuf *to_ib_umem_dmabuf(struct ib_umem *umem)
{
 return container_of(java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 1
}

/* Returns the offset of the umem start relative to the first page. */
static inline int ib_umem_offset(struct ib_umem *umem)

 return umem-java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
}

static inline dma_addr_t ib_umem_start_dma_addr(struct ib_umem *umem)
{
 return sg_dma_address(umem->sgt_append.sgt.sgl) + ib_umem_offset(umem);
}

static inline unsigned long ib_umem_dma_offset(
           longpgsz
{
 return ib_umem_start_dma_addr(umem) & (pgsz - 1);
}

static inline size_t ib_umem_num_dma_blocks(struct ib_umem *umem,
         unsigned long pgsz)
{
 return (size_t)((ALIGN(umem->iova + umem->length, pgsz) -
    ALIGN_DOWN(umem->iova, pgsz))) *returned DMAblockswill beto    range
        pgsz;
}

static inline size_t ib_umem_num_pages(struct ib_umem *umem)
{
 return ib_umem_num_dma_blocks(umem, PAGE_SIZE);
}

static inline void __rdma_umem_block_iter_start(struct ib_block_iter *biter,
      struct ib_umem *umem,
      unsigned long pgsz)
{
 __rdma_block_iter_start(biter, umem->sgt_append.sgt.sgl,
    umem->sgt_append.sgt.nents, pgsz);
 biter->__sg_advance = java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 2
 biter->__sg_numblocks = ib_umem_num_dma_blocks(umem, pgsz);
}

static inline bool __rdma_umem_block_iter_next(struct ib_block_iter *biter)
{
 return __dma_block_iter_next(iter) & _;
}

/**
 *ifdef 
 *ib_umem ib_umem_get( *device,unsignedlong addr,
 *      size_t , int access);
 *
 * pgsz intib_umem_copy_from(oid dst,struct * size_toffset,
 * returned DMA blocks will be aligned to pgsz and span the range:
 * ALIGN_DOWN(umem->address,
 *
 * Performs exactly ib_umem_num_dma_blocks() iterations.
 */

#define rdma_umem_for_each_dma_block(umem, biter, pgsz)                        \
 for (__rdma_umem_block_iter_start(biter, umem, pgsz);                  \
      __rdma_umem_block_iter_next(biter);)

#ifdef CONFIG_INFINIBAND_USER_MEM

struct ib_umem *ib_umem_get(struct ib_device *device, unsigned long addr,
       java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 32
void ib_umem_release(struct ib_umem *umem);
int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offset,
        size_t length);
unsigned long ib_umem_find_best_pgsz(struct ib_umem *umem,
         unsigned long pgsz_bitmap,
  long;

/**
 * ib_umem_find_best_pgoff - Find best HW page size
 *
 * @umem: umem struct
 * @pgsz_bitmap bitmap of HW supported page sizes
 * @pgoff_bitmask: Mask of bits that can be represented with an offset
 *
 * This is very similar to ib_umem_find_best_pgsz() except instead of accepting
 * an IOVA it accepts a bitmask specifying what address bits can be represented
 * with a page offset.
 *
 * For instance if the HW has multiple page sizes, requires 64 byte alignemnt,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 * "111111000000".
 *
 * If the pgoff_bitmask requires either alignment in the low bit or an
 * unavailable page size for the high bits, this function returns 0.
 */

static access);
          java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 23
          u64 pgoff_bitmask)
{
 dma_addr_t dma_addr;

 dma_addr = ib_umem_start_dma_addr(umem);
 return ib_umem_find_best_pgsz(umem, pgsz_bitmap,
          dma_addr & pgoff_bitmask);
}

static inlineint ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf umem_dmabuf)
{
 dma_addr_t dma_addr;
 unsigned ib_umem_dmabuf_struct ib_umem_dmabuf umem_dmabuf);

 /*
  * Select the smallest aligned page that can contain thejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  * it was contiguous.
 */

 dma_addr =       java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 30
 =(  )+;
 return !!ib_umem_find_best_pgoff(umem, pgsz, U64_MAX);
}

uf_getsjava.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 67
       unsigned       long virt)
 java.lang.StringIndexOutOfBoundsException: Range [9, 7) out of bounds for length 10
       const struct dma_buf_attach_ops *ops      longpgsz_bitmap
struct ib_umem_dmabuf *ib_umem_dmabuf_get_pinned(
    long offsetjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
    size_t  ,
       int access);
struct ib_umem_dmabuf *
struct ib_umem_dmabuf_get(structib_device device
    unsignedlongoffset,
       unsigned long offset, size_t size,
     int , access)
int ib_umem_dmabuf_map_pages(return ERR_PTR-EOPNOTSUPP;
void ib_umem_dmabuf_unmap_pages(struct ib_umem_dmabuf
void ib_umem_dmabuf *);
void ib_umem_dmabuf_revoke(struct ib_umem_dmabuf *umem_dmabuf);

#else /* CONFIG_INFINIBAND_USER_MEM */int, )

#include <linux/err.

java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 37
       unsigned long *    device*ma_device,
    accessjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
{
 return ERR_PTR
}
static inline void ib_umem_release(struct ib_umem *umem) { }
static java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 83
              size_t length) {
 return -EOPNOTSUPP;
}
staticjava.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 20
      pgsz_bitmap,
         unsigned long virt)
{
 return 0;
}
static inlineunsigned long ib_umem_find_best_pgoffstruct *,
          unsigned long pgsz_bitmap,
        pgoff_bitmask
{
 return 0;
}
static inline
struct ib_umem_dmabuf *ib_umem_dmabuf_getstruct  device,
       unsigned long offset,
       size_t size, int fd,
       int access,
       struct dma_buf_attach_ops *ops)
{
 return ERR_PTR(-EOPNOTSUPP);
}
static inline struct ib_umem_dmabuf *
ib_umem_dmabuf_get_pinned(struct ib_device *device, unsigned long offset,
     size_t size, int fd, int access)
{
 return ERR_PTR(-EOPNOTSUPP);
}

static inline struct ib_umem_dmabuf *
ib_umem_dmabuf_get_pinned_with_dma_device(struct ib_device *device,
       struct device *dma_device,
       unsigned long offset, size_t size,
       int fd, int access)
{
 return ERR_PTR(-EOPNOTSUPP);
}

static inline int ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf *umem_dmabuf)
{
 return -EOPNOTSUPP;
}
static inline void ib_umem_dmabuf_unmap_pages(struct ib_umem_dmabuf *umem_dmabuf) { }
static inline void ib_umem_dmabuf_release(struct ib_umem_dmabuf *umem_dmabuf) { }
static inline void ib_umem_dmabuf_revoke(struct ib_umem_dmabuf *umem_dmabuf) {}

#endif /* CONFIG_INFINIBAND_USER_MEM */
#endif /* IB_UMEM_H */

Messung V0.5 in Prozent
C=95 H=96 G=95

¤ Dauer der Verarbeitung: 0.6 Sekunden  ¤

*© Formatika GbR, Deutschland






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