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fs: kill block_prepare_write

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__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>
This commit is contained in:
Christoph Hellwig
2010-10-06 10:47:23 +02:00
committed by Al Viro
parent 56b0dacfa2
commit ebdec241d5
14 changed files with 39 additions and 73 deletions
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6
fs/gfs2/ops_inode.c
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@@ -1294,7 +1294,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
int error;
if (!page_has_buffers(page)) {
error = block_prepare_write(page, from, to, gfs2_block_map);
error = __block_write_begin(page, from, to - from, gfs2_block_map);
if (unlikely(error))
return error;
@@ -1313,7 +1313,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
next += bh->b_size;
if (buffer_mapped(bh)) {
if (end) {
error = block_prepare_write(page, start, end,
error = __block_write_begin(page, start, end - start,
gfs2_block_map);
if (unlikely(error))
return error;
@@ -1328,7 +1328,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
} while (next < to);
if (end) {
error = block_prepare_write(page, start, end, gfs2_block_map);
error = __block_write_begin(page, start, end - start, gfs2_block_map);
if (unlikely(error))
return error;
empty_write_end(page, start, end);