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authorChristoph Hellwig <hch@lst.de>2010-10-06 10:47:23 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2010-10-25 21:18:20 -0400
commitebdec241d509cf69f6ebf1ecdc036359d3dbe154 (patch)
treee3c23f9b213936cb8501c83f55522a01f4a69aca /fs/ext4
parentfs: mark destroy_inode static (diff)
downloadlinux-dev-ebdec241d509cf69f6ebf1ecdc036359d3dbe154.tar.xz
linux-dev-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/ext4')
-rw-r--r--fs/ext4/inode.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 4b8debeb3965..49635ef236f8 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1538,10 +1538,10 @@ static int do_journal_get_write_access(handle_t *handle,
if (!buffer_mapped(bh) || buffer_freed(bh))
return 0;
/*
- * __block_prepare_write() could have dirtied some buffers. Clean
+ * __block_write_begin() could have dirtied some buffers. Clean
* the dirty bit as jbd2_journal_get_write_access() could complain
* otherwise about fs integrity issues. Setting of the dirty bit
- * by __block_prepare_write() isn't a real problem here as we clear
+ * by __block_write_begin() isn't a real problem here as we clear
* the bit before releasing a page lock and thus writeback cannot
* ever write the buffer.
*/
@@ -2550,8 +2550,7 @@ static int ext4_da_get_block_prep(struct inode *inode, sector_t iblock,
if (buffer_delay(bh))
return 0; /* Not sure this could or should happen */
/*
- * XXX: __block_prepare_write() unmaps passed block,
- * is it OK?
+ * XXX: __block_write_begin() unmaps passed block, is it OK?
*/
ret = ext4_da_reserve_space(inode, iblock);
if (ret)
@@ -2583,7 +2582,7 @@ static int ext4_da_get_block_prep(struct inode *inode, sector_t iblock,
/*
* This function is used as a standard get_block_t calback function
* when there is no desire to allocate any blocks. It is used as a
- * callback function for block_prepare_write() and block_write_full_page().
+ * callback function for block_write_begin() and block_write_full_page().
* These functions should only try to map a single block at a time.
*
* Since this function doesn't do block allocations even if the caller
@@ -2743,7 +2742,7 @@ static int ext4_writepage(struct page *page,
* all are mapped and non delay. We don't want to
* do block allocation here.
*/
- ret = block_prepare_write(page, 0, len,
+ ret = __block_write_begin(page, 0, len,
noalloc_get_block_write);
if (!ret) {
page_bufs = page_buffers(page);