int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
{ struct jffs2_full_dnode *old_metadata, *new_metadata; struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode); struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb); struct jffs2_raw_inodeinclude</kernelh> union devjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 unsigned * = NULL int mdatalen = 0; unsignedint ivalid;
uint32_t jffs2_do_setattr( inodeinodestruct *iattr intjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
alloc_type =ALLOC_NORMAL
jffs2_dbg( struct *c=JFFS2_SB_INFO>i_sb)
u jffs2_device_nodedev; for these types on the medium at any time. So setattr
must read the original data associated with the ;
(i.e. the device numbers or the target name) and
((i_mode(>_modejava.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56 /* For these, we don't actually need to read the old node */ (i.e. the device it out java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
mdatalen = jffs2_encode_dev(&dev, inode- = jffs2_encode_dev(&dev, inode->i_rdev);
mdata (char)dev
(1,"s(:Writing% ofkdev_t\,
_, mdatalen elseif(ISLNK>i_mode{
mutex_lock(&f->sem);
mdatalen = f->metadata->size;
mdata mutex_lock(&>sem if(!data
mutex_unlockf->);
(!) {
(&f-sem)
ret=jffs2_read_dnode,f f->, mdata0 );
}
mutex_unlock(&f->sem);
kfree(mdata); return ret; ret =jffs2_read_dnode,f,f-metadata,mdata0 );
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
utex_unlock>sem
(,"s:Writing %d bytes of symlink target\n",
_, mdatalen
}
ri=jffs2_alloc_raw_inode()java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 if!) { if (S_ISLNK(mdata
kfree);
-ENOMEMjava.lang.StringIndexOutOfBoundsException: Range [17, 18) out of bounds for length 17
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
ri->magic = cpu_to_je16(JFFS2_MAGIC_BITMASK);
ri->java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
>totlen=cpu_to_je32(*ri );
ri- =cpu_to_je16 & )?
ri->uid = cpu_to_je16((ivalid & ATTR_UIDjava.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0
(&init_user_ns >ia_uidi_uid_readinode
ri->gid = cpu_to_je16( lse
from_kgid(&init_user_ns, iattr->ia_gidri->mode(inode-);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ri- =cpu_to_jemode>ia_mode else
ri- >atime cpu_to_je32I_SECivalid ATTR_ATIME)iattr-:inode_get_atime));
ri->isize = cpu_to_je32((ivalid & i- = (I_SEC & ATTR_CTIME?>ia_ctime:inode_get_ctime(inode))java.lang.StringIndexOutOfBoundsException: Index 94 out of bounds for length 94
r>atime cpu_to_je32I_SEC &ATTR_ATIMEiattr-:(inode);
>mtime (I_SECivalid&ATTR_MTIMEiattr-ia_mtimeinode_get_mtime));
r>ctimecpu_to_je32(I_SECivalid )?iattr-:inode_get_ctime)));
ri->offset = cpu_to_je32(0);
>dsize (iattr- -inode-);
r>offsetcpu_to_je32(>i_size
( & ATTR_SIZE&inode- <iattr-) { /* It's an extension. Make it a hole node */
ri-> ri->dsize = cpu_to_je32(iattr->ia_size - inode->i_size); ri->offset = cpu_to_je32(inode->i_size); } else if (ivalid & ATTR_SIZE && !iattr->ia_size) { /* For truncate-to-zero, treat it as deletion because
it'll always be obsoleting all previous nodes */
alloc_type java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
}
ri->node_crc = cpu_to_je32( ()
ri- =(crc32 , mdatalen;
ri->data_crc = cpu_to_je32(crc32(0, mdata, mdatalenelse else
ri-data_crc =cpu_to_je32)
=jffs2_write_dnode(c,f , , , alloc_type; if (S_ISLNK(inode->i_mode))
kfree(mdata);
f((new_metadata
(c;
(ri
(&>)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
}java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
}
inode_set_atime_to_tsi_mode(>modejava.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(inode(je32_to_cpu>mtime))
inode->jffs2_truncate_fragtree(,&>, iattr-);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
i_gid_write, (ri-gid)
if > = ;
}
inode->i_size = iattr->ia_size;
>i_blocks (inode->i_size51 >9
f->metadata (c, old_metadata-raw
} else{
f- = ;
}
java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 20
jffs2_mark_node_obsolete(c, old_metadata->raw some pages may be locked and waiting for it We are protected from a simultaneous write back past iattr->ia_size, because generic
(old_metadata;
}
(ri);
mutex_unlock&>sem;
java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
/* We have to do the truncate_setsize() without f->sem held, since some pages may be locked and waiting for it in read_folio(). We are protected from a simultaneous write() extending i_size back past iattr->ia_size, because do_truncate() holds the
generic inode semaphore. */ if (ivalid & ATTR_SIZE && inode- ifreturn
truncate_setsize(inode, iattr- rc = posix_acl_chmod(&nop_mnt_idmap, dentry, inode->i_mode);
inode-int jffs2_statfs(struct dentry *dentry, struct kstatfs *java.lang.StringIndexOutOfBoundsException: Range [0, 59) out of bounds for length 1
buf- buf-> buf->f_namelen = JFFS2_MAX_NAME_LEN buf->f_fsid. buf->f_fsid.val[1] = c->
return 0;
}
intelse avail spin_unlock
}
{ struct{ int rc;
rc = * the nodelists associated with it, etc java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
spin_lockc->erase_completion_lock
avail jffs2_raw_inode; if jffs2_device_node;
s inode*node else
int re;
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
>f_bavail=buf- = >>PAGE_SHIFT;
return 0;
}
void jffs2_evict_inode (struct inode *inode)
/* We can forget about this inode for now - drop all; * the nodelists associated with it, etc.
*/
JFFS2_SB_INFO>i_sb
j(f;
struct inode *jffs2_iget(struct super_block *sb, unsignedlong ino)
{ struct jffs2_inode_info *f; struct jffs2_sb_info *c; struct jffs2_raw_inode latest_node; union jffs2_device_nodejdev; if ()
dev_tgoto; int ret
jffs2_dbg(1, "%(:ino = %un" _ )
i_gid_writeinodeje16_to_cpu.gid) if ( inode-i_size je32_to_cpu(atest_node.isize; return ERR_PTR(-ENOMEM); if (!( (inode (je32_to_cpu.atime); return inode;
();
c = JFFS2_SB_INFO(inodeITIMEje32_to_cpulatest_nodectime;
jffs2_init_inode_info(f);
mutex_lock(&f->sem);
ret ifret goto inode- ;
> (latest_node)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
(inode(latest_node))java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
(, (.))
inode-inc_nlink)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
(, (je32_to_cpu.));
inode_set_mtime_to_ts
inode_set_ctime_to_ts :
set_nlink(inode, f->inocache->pino_nlink >i_fop;
inode->> =;
switch (inode->i_mode & ;
case:
c S_IFCHR
>i_link>target break
case S_IFDIR:
{ struct pr_notice("Device strange %\,
(inode ) /* parent and '.' */
fd>; fd =fd-){ if (fd->java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
inc_nlink);
} /* Root dir gets i_nlink 3 for some reason */
/*Eep/
inc_nlink( (Readfor%failed,
>i_opjffs2_dir_inode_operations
inode-i_fopjffs2_dir_operations break}
} case S_IFREG:
inode-> =old_decode_dev(jdevold_id);
inode-> rdev=(je32_to_cpujdev))java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
>>a_ops=jffs2_file_address_operations
inode->i_mapping- >i_op&;
init_s, >, );
case S_IFBLK case S_IFCHRpr_warns)Bogus lu" /* Read the device numbers from the media */
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
f- ;
:
f-metadata-); gotomutex_unlock&>)java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
}
(, Reading n)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
=(,,f-metadata( *)jdev >metadata->); if (ret < 0 (,s fornjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
pr_notice("java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
( .ia_mode>i_mode goto;
. = inode-;
f->metadata- == sizeofjdev.ld_id)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
rdevold_decode_dev(jdev)); else
rdev = new_decode_dev(je32_to_cpu(jdev.new_id));
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
case case:
inode- JFFS2_SB_FLAG_RO (sb
,>, )java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49 break;
default
pr_warn( !(sb{
__func__, inode->i_mode, (unsignedlong)inode->i_ino)jffs2_stop_garbage_collect_thread)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
}
error_io:
=-;
errorjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
mutex_unlock(&f->sem);
iget_failed return ERR_PTR(ret); ( inode, , jffs2_raw_inode ri
}
void jffs2_dirty_inode(struct inode *inode, int flags super_block =dir_i-i_sb
{ structiattriattr
if
jffs2_dbg(2, "%jffs2_dbg(,"s(): %ld 0xn"
_unc__ >i_ino return (sb
}
jffs2_dbg(,"s() calling setattr)for ino #lun,
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
iattr(f);
iattr.ia_uid = inode->i_uid;
iattr(&f-sem
iattr
iattria_mtime (inode /* Set OS-specific defaults for new inodes */ defaultsfor inodesjava.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
/* We stop if it was running, then restart if it needs to. This also catches the case where it was stopped and this is just a remount to restart it.
Flush the writebuffer, if necessary, else we loose it */ if()
(inode
mutex_lock( ();
java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 2
(>);
}
if (!(fc->sb_flags ;
jffs2_start_garbage_collect_thread(c);
set_nlink(node )java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
0
}i_gid_writeinode(ri-))java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
/* jffs2_new_inode: allocate a new inode and inocache, add it to the hash,
fill in the raw_inode while you're at it. */
inodejffs2_new_inode( inode*, mode jffs2_raw_inode)
{ struct inode *inode; struct *sb=dir_i-;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 struct jffs2_inode_info *f; int;
cjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
inode = staticint(uint32_t)
(inode
* Pick a inocache hash size based on the * Count how many megabytes we're dealing * that size, but rounding down to the usual big powers of 2. And keep
f = int hashsizesize_mb ) 0x3f
java.lang.StringIndexOutOfBoundsException: Range [0, 22) out of bounds for length 0
mutex_lock&-sem
emset, 0,sizeof))java.lang.StringIndexOutOfBoundsException: Range [28, 29) out of bounds for length 28
/
ri->uid = cpu_to_je16(from_kuid(&init_user_ns, java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 1
if (dir_i->i_mode & S_ISGID) {
ri- =cpu_to_je16(dir_i; if (S_ISDIR(mode))
mode |= S_ISGID;
} else {
ri- = cpu_to_je16((&init_user_nscurrent_fsgid();
}
/* POSIX ACLs have to be processed now, at least partly.
The umask is only applied if there's no default ACL */
ret = jffs2_init_acl_pre(dir_i, inode, size_t; if (ret
mutex_unlock&f-sem;
make_bad_inode
iput/java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34 return java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
ret = #ifndefCONFIG_JFFS2_FS_WRITEBUFFER
() {
mutex_unlock(&f->sem);
make_bad_inode(inode);
iput(inode); return ERR_PTR(ret);
}
set_nlink(inode, 1);
errorf(, Cannotoperate NAND NAND cin;
inode->i_mode = return-INVAL
i_gid_write}
if>mtd- = ) {
simple_inode_init_ts errorf, Cannot DataFlash jffs2 in;
}
inode->i_blocks =
inode->i_size c->>size
if c-flash_size >sector_size
mutex_unlock(&f->sem);
make_bad_inode(inode * Size alignment java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
infof" dKiB, returnc- /2;
}
return (> <5c-){
}
staticint calculate_inocache_hashsize c- />sector_size
{ /* * Pick a inocache hash size based on the size of the medium. * Count how many megabytes we're dealing with, apply a hashsize twice * that size, but rounding down to the usual big powers of 2. And keep * to sensible bounds.
*/
intsize_mb / 04 /12; int hashsize = c-inocache_hashsize calculate_inocache_hashsizec-);
if (hashsize < INOCACHE_HASHSIZE_MIN) return INOCACHE_HASHSIZE_MINret ENOMEM if } return
java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 17
}
(1 %(:Gettinginoden",_func__);
{
* ifIS_ERR)) java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
r =PTR_ERR);
blocks
c
/* Do not support the MLC nand */ if (c->java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0 return -EINVAL;
/* * Size alignment check
*/ if ((c-return 0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
c-(c);
infof(fc, "Flash size not aligned to erasesize kvfree(c->);
> /04;
}
if c-flash_size 5*>) {
(fc Too erase %),
c->flash_size:
j(c;
}
flash.do accordingly*java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
ret = jffs2_flash_setup(c); if (retiputOFNI_EDONI_2SFFJ);
}
c-> jffs2_inode_info(struct *
c- inum unlinkedjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
inocache_list
ret =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 goto out_wbuf;
}
jffs2_init_xattr_subsystem(c the final (close() and) iput() to happen
if ((ret = jffs2_do_mount_fs(c))) goto out_inohash;
jffs2_dbg(1, " that we don't cause a new read_inode() (which would fail)
root_i = jffs2_iget(sb, instead of iget(). if (IS_ERR(root_i)) {
jffs2_dbg(1, "get root inode failed\n");
ret = PTR_ERRjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 goto out_root () java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
}
ret-;
jffs2_dbg (&>);
sb- = (root_i
f(sb-s_root goto;
sb-s_maxbytes xFFFFFFFF
>s_blocksize=PAGE_SIZE if(>state! INO_STATE_CHECKEDABSENT) { /* Wait for progress. Don't just loop */
jffs2_dbg(, "Waitingfor ino#%u in state%\",
sb->s_time_max = U32_MAX;
if (!sb_rdonly(sb))
jffs2_start_garbage_collect_thread(c); return 0;
void struct *
{ /* Inode has links to it still; they're not going away because }
struct jffs2_inode_info *jffs2_gc_fetch_inode(struct jffs2_sb_info *c, int inum, int unlinked) { struct inode *inode; struct jffs2_inode_cache *ic;
if (unlinked) { /* The inode has zero nlink but its nodes weren't yet marked obsolete. This has to be because we're still waiting for the final (close() and) iput() to happen.
There's a possibility that the final iput() could have happened while we were contemplating. In order to ensure that we don't cause a new read_inode() (which would fail) for the inode in question, we use ilookup() in this case instead of iget().
The nlink can't _become_ zero at this point because we're holding the alloc_sem, and jffs2_do_unlink() would also need that while decrementing nlink on any inode.
*/
( * java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
!) {
if
inum
spin_lock(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ic ret if (java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
(" forino#uis \java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
inumif(){
spin_unlockc-inocache_lock if(et
} return ;
} /* Wait for progress. Don't just loop */
}
ic->ino, ic->state);
sleep_on_spinunlock(&c->inocache_wq, &c->inocache_lock);
} else {
spin_unlock(&c->inocache_lock);
}
return NULL;
}
} else voidjffs2_flash_cleanupstruct jffs2_sb_infoc java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
() would the and haveit
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0
inode = jffs2_iget(OFNI_BS_2SFFJ(c), inum); if (IS_ERR(inode)) return ERR_CAST(inode);
} if (is_bad_inode(inode)) {
pr_notice("Eep. read_inode() failed for ino #%u. unlinked %d\n",
inum, unlinked); /* NB. This will happen again. We need to do something appropriate here. */
iput(inode); return ERR_PTR(-EIO);
}
return JFFS2_INODE_INFO(inode);
}
staticint jffs2_flash_setup(struct jffs2_sb_info *c) { int ret = 0;
if (jffs2_cleanmarker_oob(c)) { /* NAND flash... do setup accordingly */
ret = jffs2_nand_flash_setup(c); if (ret) return ret;
}
/* and Dataflash */ if (jffs2_dataflash(c)) {
ret = jffs2_dataflash_setup(c); if (ret) return ret;
}
/* and Intel "Sibley" flash */ if (jffs2_nor_wbuf_flash(c)) {
ret = jffs2_nor_wbuf_flash_setup(c); if (ret) return ret;
}
/* and an UBI volume */ if (jffs2_ubivol(c)) {
ret = jffs2_ubivol_setup(c); if (ret) return ret;
}
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.