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udf: use get_bh() 

Make UDF use get_bh() instead of directly accessing b_count and use
brelse() instead of udf_release_data() which does just brelse()...

Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jan Kara 2007-05-08 00:35:16 -07:00 committed by Linus Torvalds
parent ff116fc8d1
commit 3bf25cb40d
12 changed files with 174 additions and 177 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
fs/udf/balloc.c
View File

@ -508,8 +508,8 @@ static void udf_table_free_blocks(struct super_block * sb,
{
i = -1;
oepos.block = epos.block;
udf_release_data(oepos.bh);
atomic_inc(&epos.bh->b_count);
brelse(oepos.bh);
get_bh(epos.bh);
oepos.bh = epos.bh;
oepos.offset = 0;
}
@ -546,8 +546,8 @@ static void udf_table_free_blocks(struct super_block * sb,
adsize = sizeof(long_ad);
else
{
udf_release_data(oepos.bh);
udf_release_data(epos.bh);
brelse(oepos.bh);
brelse(epos.bh);
goto error_return;
}
@ -556,7 +556,7 @@ static void udf_table_free_blocks(struct super_block * sb,
char *sptr, *dptr;
int loffset;
udf_release_data(oepos.bh);
brelse(oepos.bh);
oepos = epos;
/* Steal a block from the extent being free'd */
@ -567,7 +567,7 @@ static void udf_table_free_blocks(struct super_block * sb,
if (!(epos.bh = udf_tread(sb,
udf_get_lb_pblock(sb, epos.block, 0))))
{
udf_release_data(oepos.bh);
brelse(oepos.bh);
goto error_return;
}
aed = (struct allocExtDesc *)(epos.bh->b_data);
@ -658,8 +658,8 @@ static void udf_table_free_blocks(struct super_block * sb,
}
}
udf_release_data(epos.bh);
udf_release_data(oepos.bh);
brelse(epos.bh);
brelse(oepos.bh);
error_return:
sb->s_dirt = 1;
@ -723,7 +723,7 @@ static int udf_table_prealloc_blocks(struct super_block * sb,
else
alloc_count = 0;
udf_release_data(epos.bh);
brelse(epos.bh);
if (alloc_count && UDF_SB_LVIDBH(sb))
{
@ -789,9 +789,9 @@ static int udf_table_new_block(struct super_block * sb,
spread = nspread;
if (goal_epos.bh != epos.bh)
{
udf_release_data(goal_epos.bh);
brelse(goal_epos.bh);
goal_epos.bh = epos.bh;
atomic_inc(&goal_epos.bh->b_count);
get_bh(goal_epos.bh);
}
goal_epos.block = epos.block;
goal_epos.offset = epos.offset - adsize;
@ -800,11 +800,11 @@ static int udf_table_new_block(struct super_block * sb,
}
}
udf_release_data(epos.bh);
brelse(epos.bh);
if (spread == 0xFFFFFFFF)
{
udf_release_data(goal_epos.bh);
brelse(goal_epos.bh);
mutex_unlock(&sbi->s_alloc_mutex);
return 0;
}
@ -820,7 +820,7 @@ static int udf_table_new_block(struct super_block * sb,
if (inode && DQUOT_ALLOC_BLOCK(inode, 1))
{
udf_release_data(goal_epos.bh);
brelse(goal_epos.bh);
mutex_unlock(&sbi->s_alloc_mutex);
*err = -EDQUOT;
return 0;
@ -830,7 +830,7 @@ static int udf_table_new_block(struct super_block * sb,
udf_write_aext(table, &goal_epos, goal_eloc, goal_elen, 1);
else
udf_delete_aext(table, goal_epos, goal_eloc, goal_elen);
udf_release_data(goal_epos.bh);
brelse(goal_epos.bh);
if (UDF_SB_LVIDBH(sb))
{
@ -915,11 +915,14 @@ inline int udf_new_block(struct super_block * sb,
struct inode * inode,
uint16_t partition, uint32_t goal, int *err)
{
int ret;
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP)
{
return udf_bitmap_new_block(sb, inode,
ret = udf_bitmap_new_block(sb, inode,
UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
partition, goal, err);
return ret;
}
else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE)
{

22
fs/udf/dir.c
View File

@ -144,7 +144,7 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block)))
{
udf_release_data(epos.bh);
brelse(epos.bh);
return -EIO;
}
@ -172,7 +172,7 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
}
else
{
udf_release_data(epos.bh);
brelse(epos.bh);
return -ENOENT;
}
@ -185,9 +185,9 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
if (!fi)
{
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 0;
}
@ -245,9 +245,9 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
if (filldir(dirent, fname, flen, filp->f_pos, iblock, dt_type) < 0)
{
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 0;
}
}
@ -256,9 +256,9 @@ do_udf_readdir(struct inode * dir, struct file *filp, filldir_t filldir, void *d
filp->f_pos = nf_pos + 1;
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 0;
}

10
fs/udf/directory.c
View File

@ -36,14 +36,14 @@ udf_filead_read(struct inode *dir, uint8_t *tmpad, uint8_t ad_size,
if (!ad)
{
udf_release_data(*bh);
brelse(*bh);
*error = 1;
return NULL;
}
if (*offset == dir->i_sb->s_blocksize)
{
udf_release_data(*bh);
brelse(*bh);
block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
if (!block)
return NULL;
@ -57,7 +57,7 @@ udf_filead_read(struct inode *dir, uint8_t *tmpad, uint8_t ad_size,
remainder = dir->i_sb->s_blocksize - loffset;
memcpy((uint8_t *)ad, (*bh)->b_data + loffset, remainder);
udf_release_data(*bh);
brelse(*bh);
block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
if (!block)
return NULL;
@ -120,7 +120,7 @@ udf_fileident_read(struct inode *dir, loff_t *nf_pos,
else
epos->offset = lextoffset;
udf_release_data(fibh->sbh);
brelse(fibh->sbh);
if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block)))
return NULL;
fibh->soffset = fibh->eoffset = 0;
@ -149,7 +149,7 @@ udf_fileident_read(struct inode *dir, loff_t *nf_pos,
}
else if (fibh->sbh != fibh->ebh)
{
udf_release_data(fibh->sbh);
brelse(fibh->sbh);
fibh->sbh = fibh->ebh;
}

74
fs/udf/inode.c
View File

@ -247,7 +247,7 @@ struct buffer_head * udf_expand_dir_adinicb(struct inode *inode, int *block, int
sfi = udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL, NULL, NULL);
if (!sfi)
{
udf_release_data(dbh);
brelse(dbh);
return NULL;
}
UDF_I_ALLOCTYPE(inode) = alloctype;
@ -259,7 +259,7 @@ struct buffer_head * udf_expand_dir_adinicb(struct inode *inode, int *block, int
sfi->fileIdent + le16_to_cpu(sfi->lengthOfImpUse)))
{
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
udf_release_data(dbh);
brelse(dbh);
return NULL;
}
}
@ -277,7 +277,7 @@ struct buffer_head * udf_expand_dir_adinicb(struct inode *inode, int *block, int
udf_add_aext(inode, &epos, eloc, elen, 0);
/* UniqueID stuff */
udf_release_data(epos.bh);
brelse(epos.bh);
mark_inode_dirty(inode);
return dbh;
}
@ -386,14 +386,14 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block,
{
if (prev_epos.bh != cur_epos.bh)
{
udf_release_data(prev_epos.bh);
atomic_inc(&cur_epos.bh->b_count);
brelse(prev_epos.bh);
get_bh(cur_epos.bh);
prev_epos.bh = cur_epos.bh;
}
if (cur_epos.bh != next_epos.bh)
{
udf_release_data(cur_epos.bh);
atomic_inc(&next_epos.bh->b_count);
brelse(cur_epos.bh);
get_bh(next_epos.bh);
cur_epos.bh = next_epos.bh;
}
@ -436,9 +436,9 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block,
~(inode->i_sb->s_blocksize - 1));
etype = udf_write_aext(inode, &cur_epos, eloc, elen, 1);
}
udf_release_data(prev_epos.bh);
udf_release_data(cur_epos.bh);
udf_release_data(next_epos.bh);
brelse(prev_epos.bh);
brelse(cur_epos.bh);
brelse(next_epos.bh);
newblock = udf_get_lb_pblock(inode->i_sb, eloc, offset);
*phys = newblock;
return NULL;
@ -492,8 +492,8 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block,
else
lastblock = 1;
}
udf_release_data(cur_epos.bh);
udf_release_data(next_epos.bh);
brelse(cur_epos.bh);
brelse(next_epos.bh);
/* if the current extent is not recorded but allocated, get the
block in the extent corresponding to the requested block */
@ -513,7 +513,7 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block,
if (!(newblocknum = udf_new_block(inode->i_sb, inode,
UDF_I_LOCATION(inode).partitionReferenceNum, goal, err)))
{
udf_release_data(prev_epos.bh);
brelse(prev_epos.bh);
*err = -ENOSPC;
return NULL;
}
@ -538,7 +538,7 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block,
the new number of extents is less than the old number */
udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);
udf_release_data(prev_epos.bh);
brelse(prev_epos.bh);
if (!(newblock = udf_get_pblock(inode->i_sb, newblocknum,
UDF_I_LOCATION(inode).partitionReferenceNum, 0)))
@ -934,7 +934,7 @@ __udf_read_inode(struct inode *inode)
{
printk(KERN_ERR "udf: udf_read_inode(ino %ld) failed ident=%d\n",
inode->i_ino, ident);
udf_release_data(bh);
brelse(bh);
make_bad_inode(inode);
return;
}
@ -963,35 +963,35 @@ __udf_read_inode(struct inode *inode)
ident == TAG_IDENT_EFE)
{
memcpy(&UDF_I_LOCATION(inode), &loc, sizeof(kernel_lb_addr));
udf_release_data(bh);
udf_release_data(ibh);
udf_release_data(nbh);
brelse(bh);
brelse(ibh);
brelse(nbh);
__udf_read_inode(inode);
return;
}
else
{
udf_release_data(nbh);
udf_release_data(ibh);
brelse(nbh);
brelse(ibh);
}
}
else
udf_release_data(ibh);
brelse(ibh);
}
}
else
udf_release_data(ibh);
brelse(ibh);
}
else if (le16_to_cpu(fe->icbTag.strategyType) != 4)
{
printk(KERN_ERR "udf: unsupported strategy type: %d\n",
le16_to_cpu(fe->icbTag.strategyType));
udf_release_data(bh);
brelse(bh);
make_bad_inode(inode);
return;
}
udf_fill_inode(inode, bh);
udf_release_data(bh);
brelse(bh);
}
static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
@ -1334,7 +1334,7 @@ udf_update_inode(struct inode *inode, int do_sync)
use->descTag.tagChecksum += ((uint8_t *)&(use->descTag))[i];
mark_buffer_dirty(bh);
udf_release_data(bh);
brelse(bh);
return err;
}
@ -1523,7 +1523,7 @@ udf_update_inode(struct inode *inode, int do_sync)
err = -EIO;
}
}
udf_release_data(bh);
brelse(bh);
return err;
}
@ -1670,7 +1670,7 @@ int8_t udf_add_aext(struct inode *inode, struct extent_position *epos,
else
udf_update_tag(epos->bh->b_data, sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(epos->bh, inode);
udf_release_data(epos->bh);
brelse(epos->bh);
}
else
mark_inode_dirty(inode);
@ -1761,7 +1761,7 @@ int8_t udf_next_aext(struct inode *inode, struct extent_position *epos,
{
epos->block = *eloc;
epos->offset = sizeof(struct allocExtDesc);
udf_release_data(epos->bh);
brelse(epos->bh);
if (!(epos->bh = udf_tread(inode->i_sb, udf_get_lb_pblock(inode->i_sb, epos->block, 0))))
{
udf_debug("reading block %d failed!\n",
@ -1841,7 +1841,7 @@ udf_insert_aext(struct inode *inode, struct extent_position epos,
int8_t etype;
if (epos.bh)
atomic_inc(&epos.bh->b_count);
get_bh(epos.bh);
while ((etype = udf_next_aext(inode, &epos, &oeloc, &oelen, 0)) != -1)
{
@ -1851,7 +1851,7 @@ udf_insert_aext(struct inode *inode, struct extent_position epos,
nelen = (etype << 30) | oelen;
}
udf_add_aext(inode, &epos, neloc, nelen, 1);
udf_release_data(epos.bh);
brelse(epos.bh);
return (nelen >> 30);
}
@ -1865,8 +1865,8 @@ int8_t udf_delete_aext(struct inode *inode, struct extent_position epos,
if (epos.bh)
{
atomic_inc(&epos.bh->b_count);
atomic_inc(&epos.bh->b_count);
get_bh(epos.bh);
get_bh(epos.bh);
}
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_SHORT)
@ -1886,8 +1886,8 @@ int8_t udf_delete_aext(struct inode *inode, struct extent_position epos,
if (oepos.bh != epos.bh)
{
oepos.block = epos.block;
udf_release_data(oepos.bh);
atomic_inc(&epos.bh->b_count);
brelse(oepos.bh);
get_bh(epos.bh);
oepos.bh = epos.bh;
oepos.offset = epos.offset - adsize;
}
@ -1938,8 +1938,8 @@ int8_t udf_delete_aext(struct inode *inode, struct extent_position epos,
}
}
udf_release_data(epos.bh);
udf_release_data(oepos.bh);
brelse(epos.bh);
brelse(oepos.bh);
return (elen >> 30);
}
@ -1992,7 +1992,7 @@ long udf_block_map(struct inode *inode, sector_t block)
ret = 0;
unlock_kernel();
udf_release_data(epos.bh);
brelse(epos.bh);
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_VARCONV))
return udf_fixed_to_variable(ret);

6
fs/udf/misc.c
View File

@ -274,12 +274,6 @@ udf_read_ptagged(struct super_block *sb, kernel_lb_addr loc, uint32_t offset, ui
loc.logicalBlockNum + offset, ident);
}
void udf_release_data(struct buffer_head *bh)
{
if (bh)
brelse(bh);
}
void udf_update_tag(char *data, int length)
{
tag *tptr = (tag *)data;

136
fs/udf/namei.c
View File

@ -182,13 +182,13 @@ udf_find_entry(struct inode *dir, struct dentry *dentry,
if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block)))
{
udf_release_data(epos.bh);
brelse(epos.bh);
return NULL;
}
}
else
{
udf_release_data(epos.bh);
brelse(epos.bh);
return NULL;
}
@ -199,9 +199,9 @@ udf_find_entry(struct inode *dir, struct dentry *dentry,
if (!fi)
{
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
udf_release_data(epos.bh);
brelse(fibh->ebh);
brelse(fibh->sbh);
brelse(epos.bh);
return NULL;
}
@ -247,15 +247,15 @@ udf_find_entry(struct inode *dir, struct dentry *dentry,
{
if (udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name))
{
udf_release_data(epos.bh);
brelse(epos.bh);
return fi;
}
}
}
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
udf_release_data(epos.bh);
brelse(fibh->ebh);
brelse(fibh->sbh);
brelse(epos.bh);
return NULL;
}
@ -321,8 +321,8 @@ udf_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
if (udf_find_entry(dir, dentry, &fibh, &cfi))
{
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
inode = udf_iget(dir->i_sb, lelb_to_cpu(cfi.icb.extLocation));
if ( !inode )
@ -400,7 +400,7 @@ udf_add_entry(struct inode *dir, struct dentry *dentry,
if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block)))
{
udf_release_data(epos.bh);
brelse(epos.bh);
*err = -EIO;
return NULL;
}
@ -423,9 +423,9 @@ udf_add_entry(struct inode *dir, struct dentry *dentry,
if (!fi)
{
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
udf_release_data(epos.bh);
brelse(fibh->ebh);
brelse(fibh->sbh);
brelse(epos.bh);
*err = -EIO;
return NULL;
}
@ -455,7 +455,7 @@ udf_add_entry(struct inode *dir, struct dentry *dentry,
{
if (((sizeof(struct fileIdentDesc) + liu + lfi + 3) & ~3) == nfidlen)
{
udf_release_data(epos.bh);
brelse(epos.bh);
cfi->descTag.tagSerialNum = cpu_to_le16(1);
cfi->fileVersionNum = cpu_to_le16(1);
cfi->fileCharacteristics = 0;
@ -478,9 +478,9 @@ udf_add_entry(struct inode *dir, struct dentry *dentry,
udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name))
{
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
udf_release_data(epos.bh);
brelse(fibh->ebh);
brelse(fibh->sbh);
brelse(epos.bh);
*err = -EEXIST;
return NULL;
}
@ -492,14 +492,14 @@ add:
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB &&
sb->s_blocksize - fibh->eoffset < nfidlen)
{
udf_release_data(epos.bh);
brelse(epos.bh);
epos.bh = NULL;
fibh->soffset -= udf_ext0_offset(dir);
fibh->eoffset -= udf_ext0_offset(dir);
f_pos -= (udf_ext0_offset(dir) >> 2);
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
brelse(fibh->ebh);
brelse(fibh->sbh);
if (!(fibh->sbh = fibh->ebh = udf_expand_dir_adinicb(dir, &block, err)))
return NULL;
epos.block = UDF_I_LOCATION(dir);
@ -519,7 +519,7 @@ add:
fibh->eoffset += nfidlen;
if (fibh->sbh != fibh->ebh)
{
udf_release_data(fibh->sbh);
brelse(fibh->sbh);
fibh->sbh = fibh->ebh;
}
@ -541,7 +541,7 @@ add:
fibh->eoffset += nfidlen - sb->s_blocksize;
if (fibh->sbh != fibh->ebh)
{
udf_release_data(fibh->sbh);
brelse(fibh->sbh);
fibh->sbh = fibh->ebh;
}
@ -550,8 +550,8 @@ add:
if (!(fibh->ebh = udf_bread(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), 1, err)))
{
udf_release_data(epos.bh);
udf_release_data(fibh->sbh);
brelse(epos.bh);
brelse(fibh->sbh);
return NULL;
}
@ -566,7 +566,7 @@ add:
else
block ++;
udf_release_data(fibh->sbh);
brelse(fibh->sbh);
fibh->sbh = fibh->ebh;
fi = (struct fileIdentDesc *)(fibh->sbh->b_data);
}
@ -587,7 +587,7 @@ add:
cfi->lengthOfImpUse = cpu_to_le16(0);
if (!udf_write_fi(dir, cfi, fi, fibh, NULL, name))
{
udf_release_data(epos.bh);
brelse(epos.bh);
dir->i_size += nfidlen;
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
UDF_I_LENALLOC(dir) += nfidlen;
@ -596,10 +596,10 @@ add:
}
else
{
udf_release_data(epos.bh);
brelse(epos.bh);
if (fibh->sbh != fibh->ebh)
udf_release_data(fibh->ebh);
udf_release_data(fibh->sbh);
brelse(fibh->ebh);
brelse(fibh->sbh);
*err = -EIO;
return NULL;
}
@ -656,8 +656,8 @@ static int udf_create(struct inode *dir, struct dentry *dentry, int mode, struct
mark_inode_dirty(dir);
}
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
unlock_kernel();
d_instantiate(dentry, inode);
return 0;
@ -701,8 +701,8 @@ static int udf_mknod(struct inode * dir, struct dentry * dentry, int mode, dev_t
mark_inode_dirty(inode);
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
d_instantiate(dentry, inode);
err = 0;
out:
@ -743,7 +743,7 @@ static int udf_mkdir(struct inode * dir, struct dentry * dentry, int mode)
cpu_to_le32(UDF_I_UNIQUE(dir) & 0x00000000FFFFFFFFUL);
cfi.fileCharacteristics = FID_FILE_CHAR_DIRECTORY | FID_FILE_CHAR_PARENT;
udf_write_fi(inode, &cfi, fi, &fibh, NULL, NULL);
udf_release_data(fibh.sbh);
brelse(fibh.sbh);
inode->i_mode = S_IFDIR | mode;
if (dir->i_mode & S_ISGID)
inode->i_mode |= S_ISGID;
@ -766,8 +766,8 @@ static int udf_mkdir(struct inode * dir, struct dentry * dentry, int mode)
mark_inode_dirty(dir);
d_instantiate(dentry, inode);
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
err = 0;
out:
unlock_kernel();
@ -808,13 +808,13 @@ static int empty_dir(struct inode *dir)
if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block)))
{
udf_release_data(epos.bh);
brelse(epos.bh);
return 0;
}
}
else
{
udf_release_data(epos.bh);
brelse(epos.bh);
return 0;
}
@ -826,25 +826,25 @@ static int empty_dir(struct inode *dir)
if (!fi)
{
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 0;
}
if (cfi.lengthFileIdent && (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) == 0)
{
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 0;
}
}
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
udf_release_data(epos.bh);
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
return 1;
}
@ -884,8 +884,8 @@ static int udf_rmdir(struct inode * dir, struct dentry * dentry)
end_rmdir:
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
out:
unlock_kernel();
return retval;
@ -928,8 +928,8 @@ static int udf_unlink(struct inode * dir, struct dentry * dentry)
end_unlink:
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
out:
unlock_kernel();
return retval;
@ -977,7 +977,7 @@ static int udf_symlink(struct inode * dir, struct dentry * dentry, const char *
elen = inode->i_sb->s_blocksize;
UDF_I_LENEXTENTS(inode) = elen;
udf_add_aext(inode, &epos, eloc, elen, 0);
udf_release_data(epos.bh);
brelse(epos.bh);
block = udf_get_pblock(inode->i_sb, block,
UDF_I_LOCATION(inode).partitionReferenceNum, 0);
@ -1060,7 +1060,7 @@ static int udf_symlink(struct inode * dir, struct dentry * dentry, const char *
}
}
udf_release_data(epos.bh);
brelse(epos.bh);
inode->i_size = elen;
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
UDF_I_LENALLOC(inode) = inode->i_size;
@ -1089,8 +1089,8 @@ static int udf_symlink(struct inode * dir, struct dentry * dentry, const char *
mark_inode_dirty(dir);
}
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
d_instantiate(dentry, inode);
err = 0;
@ -1145,8 +1145,8 @@ static int udf_link(struct dentry * old_dentry, struct inode * dir,
mark_inode_dirty(dir);
}
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
brelse(fibh.ebh);
brelse(fibh.sbh);
inc_nlink(inode);
inode->i_ctime = current_fs_time(inode->i_sb);
mark_inode_dirty(inode);
@ -1174,8 +1174,8 @@ static int udf_rename (struct inode * old_dir, struct dentry * old_dentry,
if ((ofi = udf_find_entry(old_dir, old_dentry, &ofibh, &ocfi)))
{
if (ofibh.sbh != ofibh.ebh)
udf_release_data(ofibh.ebh);
udf_release_data(ofibh.sbh);
brelse(ofibh.ebh);
brelse(ofibh.sbh);
}
tloc = lelb_to_cpu(ocfi.icb.extLocation);
if (!ofi || udf_get_lb_pblock(old_dir->i_sb, tloc, 0)
@ -1188,8 +1188,8 @@ static int udf_rename (struct inode * old_dir, struct dentry * old_dentry,
if (!new_inode)
{
if (nfibh.sbh != nfibh.ebh)
udf_release_data(nfibh.ebh);
udf_release_data(nfibh.sbh);
brelse(nfibh.ebh);
brelse(nfibh.sbh);
nfi = NULL;
}
}
@ -1290,19 +1290,19 @@ static int udf_rename (struct inode * old_dir, struct dentry * old_dentry,
if (ofi)
{
if (ofibh.sbh != ofibh.ebh)
udf_release_data(ofibh.ebh);
udf_release_data(ofibh.sbh);
brelse(ofibh.ebh);
brelse(ofibh.sbh);
}
retval = 0;
end_rename:
udf_release_data(dir_bh);
brelse(dir_bh);
if (nfi)
{
if (nfibh.sbh != nfibh.ebh)
udf_release_data(nfibh.ebh);
udf_release_data(nfibh.sbh);
brelse(nfibh.ebh);
brelse(nfibh.sbh);
}
unlock_kernel();
return retval;

2
fs/udf/partition.c
View File

@ -81,7 +81,7 @@ uint32_t udf_get_pblock_virt15(struct super_block *sb, uint32_t block, uint16_t
loc = le32_to_cpu(((__le32 *)bh->b_data)[index]);
udf_release_data(bh);
brelse(bh);
if (UDF_I_LOCATION(UDF_SB_VAT(sb)).partitionReferenceNum == partition)
{

56
fs/udf/super.c
View File

@ -563,7 +563,7 @@ udf_vrs(struct super_block *sb, int silent)
if (vsd->stdIdent[0] == 0)
{
udf_release_data(bh);
brelse(bh);
break;
}
else if (!strncmp(vsd->stdIdent, VSD_STD_ID_CD001, VSD_STD_ID_LEN))
@ -596,7 +596,7 @@ udf_vrs(struct super_block *sb, int silent)
}
else if (!strncmp(vsd->stdIdent, VSD_STD_ID_TEA01, VSD_STD_ID_LEN))
{
udf_release_data(bh);
brelse(bh);
break;
}
else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR02, VSD_STD_ID_LEN))
@ -607,7 +607,7 @@ udf_vrs(struct super_block *sb, int silent)
{
nsr03 = sector;
}
udf_release_data(bh);
brelse(bh);
}
if (nsr03)
@ -673,7 +673,7 @@ udf_find_anchor(struct super_block *sb)
{
ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
udf_release_data(bh);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP)
@ -708,7 +708,7 @@ udf_find_anchor(struct super_block *sb)
{
ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
udf_release_data(bh);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP &&
@ -727,7 +727,7 @@ udf_find_anchor(struct super_block *sb)
{
ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
udf_release_data(bh);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP &&
@ -749,7 +749,7 @@ udf_find_anchor(struct super_block *sb)
{
ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
udf_release_data(bh);
brelse(bh);
if (ident == TAG_IDENT_AVDP && location == 256)
UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
@ -766,7 +766,7 @@ udf_find_anchor(struct super_block *sb)
}
else
{
udf_release_data(bh);
brelse(bh);
if ((ident != TAG_IDENT_AVDP) && (i ||
(ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE)))
{
@ -795,7 +795,7 @@ udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr
return 1;
else if (ident != TAG_IDENT_FSD)
{
udf_release_data(bh);
brelse(bh);
return 1;
}
@ -834,7 +834,7 @@ udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr
newfileset.logicalBlockNum += 1 +
((le32_to_cpu(sp->numOfBytes) + sizeof(struct spaceBitmapDesc) - 1)
>> sb->s_blocksize_bits);
udf_release_data(bh);
brelse(bh);
break;
}
case TAG_IDENT_FSD:
@ -845,7 +845,7 @@ udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr
default:
{
newfileset.logicalBlockNum ++;
udf_release_data(bh);
brelse(bh);
bh = NULL;
break;
}
@ -865,7 +865,7 @@ udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr
UDF_SB_PARTITION(sb) = fileset->partitionReferenceNum;
udf_load_fileset(sb, bh, root);
udf_release_data(bh);
brelse(bh);
return 0;
}
return 1;
@ -1083,7 +1083,7 @@ udf_load_logicalvol(struct super_block *sb, struct buffer_head * bh, kernel_lb_a
if (ident != 0 ||
strncmp(st->sparingIdent.ident, UDF_ID_SPARING, strlen(UDF_ID_SPARING)))
{
udf_release_data(UDF_SB_TYPESPAR(sb,i).s_spar_map[j]);
brelse(UDF_SB_TYPESPAR(sb,i).s_spar_map[j]);
UDF_SB_TYPESPAR(sb,i).s_spar_map[j] = NULL;
}
}
@ -1137,12 +1137,12 @@ udf_load_logicalvolint(struct super_block *sb, kernel_extent_ad loc)
udf_load_logicalvolint(sb, leea_to_cpu(UDF_SB_LVID(sb)->nextIntegrityExt));
if (UDF_SB_LVIDBH(sb) != bh)
udf_release_data(bh);
brelse(bh);
loc.extLength -= sb->s_blocksize;
loc.extLocation ++;
}
if (UDF_SB_LVIDBH(sb) != bh)
udf_release_data(bh);
brelse(bh);
}
/*
@ -1245,7 +1245,7 @@ udf_process_sequence(struct super_block *sb, long block, long lastblock, kernel_
done = 1;
break;
}
udf_release_data(bh);
brelse(bh);
}
for (i=0; i<VDS_POS_LENGTH; i++)
{
@ -1267,10 +1267,10 @@ udf_process_sequence(struct super_block *sb, long block, long lastblock, kernel_
gd = (struct generic_desc *)bh2->b_data;
if (ident == TAG_IDENT_PD)
udf_load_partdesc(sb, bh2);
udf_release_data(bh2);
brelse(bh2);
}
}
udf_release_data(bh);
brelse(bh);
}
}
@ -1333,7 +1333,7 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
reserve_e = reserve_e >> sb->s_blocksize_bits;
reserve_e += reserve_s;
udf_release_data(bh);
brelse(bh);
/* Process the main & reserve sequences */
/* responsible for finding the PartitionDesc(s) */
@ -1408,7 +1408,7 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
udf_ext0_offset(UDF_SB_VAT(sb));
UDF_SB_TYPEVIRT(sb,i).s_num_entries = (UDF_SB_VAT(sb)->i_size -
UDF_SB_TYPEVIRT(sb,i).s_start_offset) >> 2;
udf_release_data(bh);
brelse(bh);
}
UDF_SB_PARTROOT(sb,i) = udf_get_pblock(sb, 0, i, 0);
UDF_SB_PARTLEN(sb,i) = UDF_SB_PARTLEN(sb,ino.partitionReferenceNum);
@ -1680,7 +1680,7 @@ error_out:
if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15)
{
for (i=0; i<4; i++)
udf_release_data(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
}
}
#ifdef CONFIG_UDF_NLS
@ -1689,7 +1689,7 @@ error_out:
#endif
if (!(sb->s_flags & MS_RDONLY))
udf_close_lvid(sb);
udf_release_data(UDF_SB_LVIDBH(sb));
brelse(UDF_SB_LVIDBH(sb));
UDF_SB_FREE(sb);
kfree(sbi);
sb->s_fs_info = NULL;
@ -1758,7 +1758,7 @@ udf_put_super(struct super_block *sb)
if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15)
{
for (i=0; i<4; i++)
udf_release_data(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
}
}
#ifdef CONFIG_UDF_NLS
@ -1767,7 +1767,7 @@ udf_put_super(struct super_block *sb)
#endif
if (!(sb->s_flags & MS_RDONLY))
udf_close_lvid(sb);
udf_release_data(UDF_SB_LVIDBH(sb));
brelse(UDF_SB_LVIDBH(sb));
UDF_SB_FREE(sb);
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
@ -1837,7 +1837,7 @@ udf_count_free_bitmap(struct super_block *sb, struct udf_bitmap *bitmap)
}
else if (ident != TAG_IDENT_SBD)
{
udf_release_data(bh);
brelse(bh);
printk(KERN_ERR "udf: udf_count_free failed\n");
goto out;
}
@ -1859,7 +1859,7 @@ udf_count_free_bitmap(struct super_block *sb, struct udf_bitmap *bitmap)
}
if ( bytes )
{
udf_release_data(bh);
brelse(bh);
newblock = udf_get_lb_pblock(sb, loc, ++block);
bh = udf_tread(sb, newblock);
if (!bh)
@ -1871,7 +1871,7 @@ udf_count_free_bitmap(struct super_block *sb, struct udf_bitmap *bitmap)
ptr = (uint8_t *)bh->b_data;
}
}
udf_release_data(bh);
brelse(bh);
out:
unlock_kernel();
@ -1896,7 +1896,7 @@ udf_count_free_table(struct super_block *sb, struct inode * table)
while ((etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1)
accum += (elen >> table->i_sb->s_blocksize_bits);
udf_release_data(epos.bh);
brelse(epos.bh);
unlock_kernel();

2
fs/udf/symlink.c
View File

@ -95,7 +95,7 @@ static int udf_symlink_filler(struct file *file, struct page *page)
}
udf_pc_to_char(inode->i_sb, symlink, inode->i_size, p);
udf_release_data(bh);
brelse(bh);
unlock_kernel();
SetPageUptodate(page);

4
fs/udf/truncate.c
View File

@ -119,7 +119,7 @@ void udf_discard_prealloc(struct inode * inode)
}
UDF_I_LENEXTENTS(inode) = lbcount;
udf_release_data(epos.bh);
brelse(epos.bh);
}
void udf_truncate_extents(struct inode * inode)
@ -287,5 +287,5 @@ void udf_truncate_extents(struct inode * inode)
}
UDF_I_LENEXTENTS(inode) = inode->i_size;
udf_release_data(epos.bh);
brelse(epos.bh);
}

2
fs/udf/udf_sb.h
View File

@ -93,7 +93,7 @@ static inline struct udf_sb_info *UDF_SB(struct super_block *sb)
for (i=0; i<nr_groups; i++)\
{\
if (UDF_SB_BITMAP(X,Y,Z,i))\
udf_release_data(UDF_SB_BITMAP(X,Y,Z,i));\
brelse(UDF_SB_BITMAP(X,Y,Z,i));\
}\
if (size <= PAGE_SIZE)\
kfree(UDF_SB_PARTMAPS(X)[Y].Z.s_bitmap);\

2
fs/udf/udfdecl.h
View File

@ -106,6 +106,7 @@ extern void udf_delete_inode(struct inode *);
extern void udf_clear_inode(struct inode *);
extern int udf_write_inode(struct inode *, int);
extern long udf_block_map(struct inode *, sector_t);
extern int udf_extend_file(struct inode *, struct extent_position *, kernel_long_ad *, sector_t);
extern int8_t inode_bmap(struct inode *, sector_t, struct extent_position *, kernel_lb_addr *, uint32_t *, sector_t *);
extern int8_t udf_add_aext(struct inode *, struct extent_position *, kernel_lb_addr, uint32_t, int);
extern int8_t udf_write_aext(struct inode *, struct extent_position *, kernel_lb_addr, uint32_t, int);
@ -120,7 +121,6 @@ extern struct genericFormat *udf_add_extendedattr(struct inode *, uint32_t, uint
extern struct genericFormat *udf_get_extendedattr(struct inode *, uint32_t, uint8_t);
extern struct buffer_head *udf_read_tagged(struct super_block *, uint32_t, uint32_t, uint16_t *);
extern struct buffer_head *udf_read_ptagged(struct super_block *, kernel_lb_addr, uint32_t, uint16_t *);
extern void udf_release_data(struct buffer_head *);
extern void udf_update_tag(char *, int);
extern void udf_new_tag(char *, uint16_t, uint16_t, uint16_t, uint32_t, int);