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author | Christoph Hellwig <hch@lst.de> | 2010-10-06 10:47:23 +0200 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-10-25 21:18:20 -0400 |
commit | ebdec241d509cf69f6ebf1ecdc036359d3dbe154 (patch) | |
tree | e3c23f9b213936cb8501c83f55522a01f4a69aca /fs/ocfs2 | |
parent | 56b0dacfa2b8416815a2f2a5f4f51e46be4cf14c (diff) | |
download | linux-3.10-ebdec241d509cf69f6ebf1ecdc036359d3dbe154.tar.gz linux-3.10-ebdec241d509cf69f6ebf1ecdc036359d3dbe154.tar.bz2 linux-3.10-ebdec241d509cf69f6ebf1ecdc036359d3dbe154.zip |
fs: kill block_prepare_write
__block_write_begin and block_prepare_write are identical except for slightly
different calling conventions. Convert all callers to the __block_write_begin
calling conventions and drop block_prepare_write.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r-- | fs/ocfs2/aops.c | 19 | ||||
-rw-r--r-- | fs/ocfs2/aops.h | 3 | ||||
-rw-r--r-- | fs/ocfs2/file.c | 9 |
3 files changed, 6 insertions, 25 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 5cfeee11815..f1e962cb3b7 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -165,7 +165,7 @@ int ocfs2_get_block(struct inode *inode, sector_t iblock, * ocfs2 never allocates in this function - the only time we * need to use BH_New is when we're extending i_size on a file * system which doesn't support holes, in which case BH_New - * allows block_prepare_write() to zero. + * allows __block_write_begin() to zero. * * If we see this on a sparse file system, then a truncate has * raced us and removed the cluster. In this case, we clear @@ -407,21 +407,6 @@ static int ocfs2_writepage(struct page *page, struct writeback_control *wbc) return ret; } -/* - * This is called from ocfs2_write_zero_page() which has handled it's - * own cluster locking and has ensured allocation exists for those - * blocks to be written. - */ -int ocfs2_prepare_write_nolock(struct inode *inode, struct page *page, - unsigned from, unsigned to) -{ - int ret; - - ret = block_prepare_write(page, from, to, ocfs2_get_block); - - return ret; -} - /* Taken from ext3. We don't necessarily need the full blown * functionality yet, but IMHO it's better to cut and paste the whole * thing so we can avoid introducing our own bugs (and easily pick up @@ -732,7 +717,7 @@ static int ocfs2_should_read_blk(struct inode *inode, struct page *page, } /* - * Some of this taken from block_prepare_write(). We already have our + * Some of this taken from __block_write_begin(). We already have our * mapping by now though, and the entire write will be allocating or * it won't, so not much need to use BH_New. * diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h index 7606f663da6..76bfdfda691 100644 --- a/fs/ocfs2/aops.h +++ b/fs/ocfs2/aops.h @@ -22,9 +22,6 @@ #ifndef OCFS2_AOPS_H #define OCFS2_AOPS_H -int ocfs2_prepare_write_nolock(struct inode *inode, struct page *page, - unsigned from, unsigned to); - handle_t *ocfs2_start_walk_page_trans(struct inode *inode, struct page *page, unsigned from, diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 1ca6867935b..77b4c04a280 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -796,13 +796,12 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from, block_end = block_start + (1 << inode->i_blkbits); /* - * block_start is block-aligned. Bump it by one to - * force ocfs2_{prepare,commit}_write() to zero the + * block_start is block-aligned. Bump it by one to force + * __block_write_begin and block_commit_write to zero the * whole block. */ - ret = ocfs2_prepare_write_nolock(inode, page, - block_start + 1, - block_start + 1); + ret = __block_write_begin(page, block_start + 1, 0, + ocfs2_get_block); if (ret < 0) { mlog_errno(ret); goto out_unlock; |