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Date: Mon, 21 Jan 2008 22:01:47 -0500
From: "Theodore Ts'o" <tytso@....EDU>
To: linux-kernel@...r.kernel.org
Cc: "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: [PATCH 08/49] ext4: Fix sparse warnings.
From: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
Fix sparse warnings related to static functions
and local variables.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
---
fs/ext4/extents.c | 6 +++---
fs/ext4/inode.c | 18 +++++++++++-------
fs/ext4/super.c | 3 +++
include/linux/ext4_fs.h | 2 ++
4 files changed, 19 insertions(+), 10 deletions(-)
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 6853722..754c0d3 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1088,7 +1088,7 @@ static ext4_lblk_t ext4_ext_next_leaf_block(struct inode *inode,
* then we have to correct all indexes above.
* TODO: do we need to correct tree in all cases?
*/
-int ext4_ext_correct_indexes(handle_t *handle, struct inode *inode,
+static int ext4_ext_correct_indexes(handle_t *handle, struct inode *inode,
struct ext4_ext_path *path)
{
struct ext4_extent_header *eh;
@@ -1535,7 +1535,7 @@ ext4_ext_in_cache(struct inode *inode, ext4_lblk_t block,
* It's used in truncate case only, thus all requests are for
* last index in the block only.
*/
-int ext4_ext_rm_idx(handle_t *handle, struct inode *inode,
+static int ext4_ext_rm_idx(handle_t *handle, struct inode *inode,
struct ext4_ext_path *path)
{
struct buffer_head *bh;
@@ -1806,7 +1806,7 @@ ext4_ext_more_to_rm(struct ext4_ext_path *path)
return 1;
}
-int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start)
+static int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start)
{
struct super_block *sb = inode->i_sb;
int depth = ext_depth(inode);
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 1ee19c9..76ceba2 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2052,11 +2052,11 @@ static void ext4_clear_blocks(handle_t *handle, struct inode *inode,
for (p = first; p < last; p++) {
u32 nr = le32_to_cpu(*p);
if (nr) {
- struct buffer_head *bh;
+ struct buffer_head *tbh;
*p = 0;
- bh = sb_find_get_block(inode->i_sb, nr);
- ext4_forget(handle, 0, inode, bh, nr);
+ tbh = sb_find_get_block(inode->i_sb, nr);
+ ext4_forget(handle, 0, inode, tbh, nr);
}
}
@@ -2324,8 +2324,10 @@ void ext4_truncate(struct inode *inode)
return;
}
- if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
- return ext4_ext_truncate(inode, page);
+ if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL) {
+ ext4_ext_truncate(inode, page);
+ return;
+ }
handle = start_transaction(inode);
if (IS_ERR(handle)) {
@@ -3163,8 +3165,10 @@ ext4_reserve_inode_write(handle_t *handle, struct inode *inode,
* Expand an inode by new_extra_isize bytes.
* Returns 0 on success or negative error number on failure.
*/
-int ext4_expand_extra_isize(struct inode *inode, unsigned int new_extra_isize,
- struct ext4_iloc iloc, handle_t *handle)
+static int ext4_expand_extra_isize(struct inode *inode,
+ unsigned int new_extra_isize,
+ struct ext4_iloc iloc,
+ handle_t *handle)
{
struct ext4_inode *raw_inode;
struct ext4_xattr_ibody_header *header;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 4d7f33f..7be27db 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1644,6 +1644,9 @@ static ext4_fsblk_t descriptor_loc(struct super_block *sb,
static int ext4_fill_super (struct super_block *sb, void *data, int silent)
+ __releases(kernel_sem)
+ __acquires(kernel_sem)
+
{
struct buffer_head * bh;
struct ext4_super_block *es = NULL;
diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h
index 429dbfc..1a27433 100644
--- a/include/linux/ext4_fs.h
+++ b/include/linux/ext4_fs.h
@@ -893,6 +893,8 @@ extern ext4_fsblk_t ext4_new_block (handle_t *handle, struct inode *inode,
ext4_fsblk_t goal, int *errp);
extern ext4_fsblk_t ext4_new_blocks (handle_t *handle, struct inode *inode,
ext4_fsblk_t goal, unsigned long *count, int *errp);
+extern ext4_fsblk_t ext4_new_blocks_old(handle_t *handle, struct inode *inode,
+ ext4_fsblk_t goal, unsigned long *count, int *errp);
extern void ext4_free_blocks (handle_t *handle, struct inode *inode,
ext4_fsblk_t block, unsigned long count);
extern void ext4_free_blocks_sb (handle_t *handle, struct super_block *sb,
--
1.5.4.rc3.31.g1271-dirty
--
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