[Ocfs2-devel] [PATCH 4/6] ocfs2: Move ocfs2_bread() into dir.c
Joel Becker
joel.becker at oracle.com
Thu Oct 9 17:20:32 PDT 2008
dir.c is the only place using ocfs2_bread(), so let's make it static to
that file.
Signed-off-by: Joel Becker <joel.becker at oracle.com>
---
fs/ocfs2/dir.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
fs/ocfs2/inode.c | 51 ---------------------------------------------------
fs/ocfs2/inode.h | 2 --
3 files changed, 45 insertions(+), 53 deletions(-)
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index 00d7ed8..9202525 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -207,6 +207,51 @@ out:
return NULL;
}
+static struct buffer_head *ocfs2_bread(struct inode *inode, int block,
+ int *err, int reada)
+{
+ struct buffer_head *bh = NULL;
+ int tmperr;
+ u64 p_blkno;
+ int readflags = OCFS2_BH_CACHED;
+
+ if (reada)
+ readflags |= OCFS2_BH_READAHEAD;
+
+ if (((u64)block << inode->i_sb->s_blocksize_bits) >=
+ i_size_read(inode)) {
+ BUG_ON(!reada);
+ return NULL;
+ }
+
+ down_read(&OCFS2_I(inode)->ip_alloc_sem);
+ tmperr = ocfs2_extent_map_get_blocks(inode, block, &p_blkno, NULL,
+ NULL);
+ up_read(&OCFS2_I(inode)->ip_alloc_sem);
+ if (tmperr < 0) {
+ mlog_errno(tmperr);
+ goto fail;
+ }
+
+ tmperr = ocfs2_read_blocks(inode, p_blkno, 1, &bh, readflags);
+ if (tmperr < 0)
+ goto fail;
+
+ tmperr = 0;
+
+ *err = 0;
+ return bh;
+
+fail:
+ if (bh) {
+ brelse(bh);
+ bh = NULL;
+ }
+ *err = -EIO;
+ return NULL;
+}
+
+
static struct buffer_head *ocfs2_find_entry_el(const char *name, int namelen,
struct inode *dir,
struct ocfs2_dir_entry **res_dir)
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 00d8493..463c52d 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -1114,57 +1114,6 @@ void ocfs2_drop_inode(struct inode *inode)
}
/*
- * TODO: this should probably be merged into ocfs2_get_block
- *
- * However, you now need to pay attention to the cont_prepare_write()
- * stuff in ocfs2_get_block (that is, ocfs2_get_block pretty much
- * expects never to extend).
- */
-struct buffer_head *ocfs2_bread(struct inode *inode,
- int block, int *err, int reada)
-{
- struct buffer_head *bh = NULL;
- int tmperr;
- u64 p_blkno;
- int readflags = OCFS2_BH_CACHED;
-
- if (reada)
- readflags |= OCFS2_BH_READAHEAD;
-
- if (((u64)block << inode->i_sb->s_blocksize_bits) >=
- i_size_read(inode)) {
- BUG_ON(!reada);
- return NULL;
- }
-
- down_read(&OCFS2_I(inode)->ip_alloc_sem);
- tmperr = ocfs2_extent_map_get_blocks(inode, block, &p_blkno, NULL,
- NULL);
- up_read(&OCFS2_I(inode)->ip_alloc_sem);
- if (tmperr < 0) {
- mlog_errno(tmperr);
- goto fail;
- }
-
- tmperr = ocfs2_read_blocks(inode, p_blkno, 1, &bh, readflags);
- if (tmperr < 0)
- goto fail;
-
- tmperr = 0;
-
- *err = 0;
- return bh;
-
-fail:
- if (bh) {
- brelse(bh);
- bh = NULL;
- }
- *err = -EIO;
- return NULL;
-}
-
-/*
* This is called from our getattr.
*/
int ocfs2_inode_revalidate(struct dentry *dentry)
diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index 3b2eb2a..e189147 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -114,8 +114,6 @@ extern struct kmem_cache *ocfs2_inode_cache;
extern const struct address_space_operations ocfs2_aops;
-struct buffer_head *ocfs2_bread(struct inode *inode, int block,
- int *err, int reada);
void ocfs2_clear_inode(struct inode *inode);
void ocfs2_delete_inode(struct inode *inode);
void ocfs2_drop_inode(struct inode *inode);
--
1.5.6.5
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