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[PATCH] ext4: if expression format 

changes instances of
	if ((lhs = expression)) {

to the preferred coding style

	lhs=expression;
	if (lhs) {

Signed-off-by: Avantika Mathur <mathur@us.ibm.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Avantika Mathur 2006-12-06 20:41:33 -08:00 committed by Linus Torvalds
parent 7d1c520bb5
commit 7e0289766a
1 changed files with 42 additions and 21 deletions
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63
fs/ext4/extents.c
View File

@ -186,7 +186,8 @@ static ext4_fsblk_t ext4_ext_find_goal(struct inode *inode,
depth = path->p_depth; depth = path->p_depth;
/* try to predict block placement */ /* try to predict block placement */
if ((ex = path[depth].p_ext)) ex = path[depth].p_ext;
if (ex)
return ext_pblock(ex)+(block-le32_to_cpu(ex->ee_block)); return ext_pblock(ex)+(block-le32_to_cpu(ex->ee_block));
/* it looks like index is empty; /* it looks like index is empty;
@ -543,7 +544,8 @@ static int ext4_ext_insert_index(handle_t *handle, struct inode *inode,
struct ext4_extent_idx *ix; struct ext4_extent_idx *ix;
int len, err; int len, err;
if ((err = ext4_ext_get_access(handle, inode, curp))) err = ext4_ext_get_access(handle, inode, curp);
if (err)
return err; return err;
BUG_ON(logical == le32_to_cpu(curp->p_idx->ei_block)); BUG_ON(logical == le32_to_cpu(curp->p_idx->ei_block));
@ -665,7 +667,8 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode,
} }
lock_buffer(bh); lock_buffer(bh);
if ((err = ext4_journal_get_create_access(handle, bh))) err = ext4_journal_get_create_access(handle, bh);
if (err)
goto cleanup; goto cleanup;
neh = ext_block_hdr(bh); neh = ext_block_hdr(bh);
@ -702,18 +705,21 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode,
set_buffer_uptodate(bh); set_buffer_uptodate(bh);
unlock_buffer(bh); unlock_buffer(bh);
if ((err = ext4_journal_dirty_metadata(handle, bh))) err = ext4_journal_dirty_metadata(handle, bh);
if (err)
goto cleanup; goto cleanup;
brelse(bh); brelse(bh);
bh = NULL; bh = NULL;
/* correct old leaf */ /* correct old leaf */
if (m) { if (m) {
if ((err = ext4_ext_get_access(handle, inode, path + depth))) err = ext4_ext_get_access(handle, inode, path + depth);
if (err)
goto cleanup; goto cleanup;
path[depth].p_hdr->eh_entries = path[depth].p_hdr->eh_entries =
cpu_to_le16(le16_to_cpu(path[depth].p_hdr->eh_entries)-m); cpu_to_le16(le16_to_cpu(path[depth].p_hdr->eh_entries)-m);
if ((err = ext4_ext_dirty(handle, inode, path + depth))) err = ext4_ext_dirty(handle, inode, path + depth);
if (err)
goto cleanup; goto cleanup;
} }
@ -736,7 +742,8 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode,
} }
lock_buffer(bh); lock_buffer(bh);
if ((err = ext4_journal_get_create_access(handle, bh))) err = ext4_journal_get_create_access(handle, bh);
if (err)
goto cleanup; goto cleanup;
neh = ext_block_hdr(bh); neh = ext_block_hdr(bh);
@ -780,7 +787,8 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode,
set_buffer_uptodate(bh); set_buffer_uptodate(bh);
unlock_buffer(bh); unlock_buffer(bh);
if ((err = ext4_journal_dirty_metadata(handle, bh))) err = ext4_journal_dirty_metadata(handle, bh);
if (err)
goto cleanup; goto cleanup;
brelse(bh); brelse(bh);
bh = NULL; bh = NULL;
@ -854,7 +862,8 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode,
} }
lock_buffer(bh); lock_buffer(bh);
if ((err = ext4_journal_get_create_access(handle, bh))) { err = ext4_journal_get_create_access(handle, bh);
if (err) {
unlock_buffer(bh); unlock_buffer(bh);
goto out; goto out;
} }
@ -874,11 +883,13 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode,
set_buffer_uptodate(bh); set_buffer_uptodate(bh);
unlock_buffer(bh); unlock_buffer(bh);
if ((err = ext4_journal_dirty_metadata(handle, bh))) err = ext4_journal_dirty_metadata(handle, bh);
if (err)
goto out; goto out;
/* create index in new top-level index: num,max,pointer */ /* create index in new top-level index: num,max,pointer */
if ((err = ext4_ext_get_access(handle, inode, curp))) err = ext4_ext_get_access(handle, inode, curp);
if (err)
goto out; goto out;
curp->p_hdr->eh_magic = EXT4_EXT_MAGIC; curp->p_hdr->eh_magic = EXT4_EXT_MAGIC;
@ -1070,20 +1081,24 @@ int ext4_ext_correct_indexes(handle_t *handle, struct inode *inode,
*/ */
k = depth - 1; k = depth - 1;
border = path[depth].p_ext->ee_block; border = path[depth].p_ext->ee_block;
if ((err = ext4_ext_get_access(handle, inode, path + k))) err = ext4_ext_get_access(handle, inode, path + k);
if (err)
return err; return err;
path[k].p_idx->ei_block = border; path[k].p_idx->ei_block = border;
if ((err = ext4_ext_dirty(handle, inode, path + k))) err = ext4_ext_dirty(handle, inode, path + k);
if (err)
return err; return err;
while (k--) { while (k--) {
/* change all left-side indexes */ /* change all left-side indexes */
if (path[k+1].p_idx != EXT_FIRST_INDEX(path[k+1].p_hdr)) if (path[k+1].p_idx != EXT_FIRST_INDEX(path[k+1].p_hdr))
break; break;
if ((err = ext4_ext_get_access(handle, inode, path + k))) err = ext4_ext_get_access(handle, inode, path + k);
if (err)
break; break;
path[k].p_idx->ei_block = border; path[k].p_idx->ei_block = border;
if ((err = ext4_ext_dirty(handle, inode, path + k))) err = ext4_ext_dirty(handle, inode, path + k);
if (err)
break; break;
} }
@ -1142,7 +1157,8 @@ int ext4_ext_insert_extent(handle_t *handle, struct inode *inode,
le16_to_cpu(newext->ee_len), le16_to_cpu(newext->ee_len),
le32_to_cpu(ex->ee_block), le32_to_cpu(ex->ee_block),
le16_to_cpu(ex->ee_len), ext_pblock(ex)); le16_to_cpu(ex->ee_len), ext_pblock(ex));
if ((err = ext4_ext_get_access(handle, inode, path + depth))) err = ext4_ext_get_access(handle, inode, path + depth);
if (err)
return err; return err;
ex->ee_len = cpu_to_le16(le16_to_cpu(ex->ee_len) ex->ee_len = cpu_to_le16(le16_to_cpu(ex->ee_len)
+ le16_to_cpu(newext->ee_len)); + le16_to_cpu(newext->ee_len));
@ -1192,7 +1208,8 @@ int ext4_ext_insert_extent(handle_t *handle, struct inode *inode,
has_space: has_space:
nearex = path[depth].p_ext; nearex = path[depth].p_ext;
if ((err = ext4_ext_get_access(handle, inode, path + depth))) err = ext4_ext_get_access(handle, inode, path + depth);
if (err)
goto cleanup; goto cleanup;
if (!nearex) { if (!nearex) {
@ -1486,10 +1503,12 @@ int ext4_ext_rm_idx(handle_t *handle, struct inode *inode,
path--; path--;
leaf = idx_pblock(path->p_idx); leaf = idx_pblock(path->p_idx);
BUG_ON(path->p_hdr->eh_entries == 0); BUG_ON(path->p_hdr->eh_entries == 0);
if ((err = ext4_ext_get_access(handle, inode, path))) err = ext4_ext_get_access(handle, inode, path);
if (err)
return err; return err;
path->p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(path->p_hdr->eh_entries)-1); path->p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(path->p_hdr->eh_entries)-1);
if ((err = ext4_ext_dirty(handle, inode, path))) err = ext4_ext_dirty(handle, inode, path);
if (err)
return err; return err;
ext_debug("index is empty, remove it, free block %llu\n", leaf); ext_debug("index is empty, remove it, free block %llu\n", leaf);
bh = sb_find_get_block(inode->i_sb, leaf); bh = sb_find_get_block(inode->i_sb, leaf);
@ -1930,7 +1949,8 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
mutex_lock(&EXT4_I(inode)->truncate_mutex); mutex_lock(&EXT4_I(inode)->truncate_mutex);
/* check in cache */ /* check in cache */
if ((goal = ext4_ext_in_cache(inode, iblock, &newex))) { goal = ext4_ext_in_cache(inode, iblock, &newex);
if (goal) {
if (goal == EXT4_EXT_CACHE_GAP) { if (goal == EXT4_EXT_CACHE_GAP) {
if (!create) { if (!create) {
/* block isn't allocated yet and /* block isn't allocated yet and
@ -1969,7 +1989,8 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
*/ */
BUG_ON(path[depth].p_ext == NULL && depth != 0); BUG_ON(path[depth].p_ext == NULL && depth != 0);
if ((ex = path[depth].p_ext)) { ex = path[depth].p_ext;
if (ex) {
unsigned long ee_block = le32_to_cpu(ex->ee_block); unsigned long ee_block = le32_to_cpu(ex->ee_block);
ext4_fsblk_t ee_start = ext_pblock(ex); ext4_fsblk_t ee_start = ext_pblock(ex);
unsigned short ee_len = le16_to_cpu(ex->ee_len); unsigned short ee_len = le16_to_cpu(ex->ee_len);