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| author | Badari Pulavarty <pbadari@us.ibm.com> | 2006-03-26 01:38:00 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-26 08:57:01 -0800 |
| commit | b0cf2321c6599138f860517745503691556d8453 (patch) | |
| tree | 39ecfea09c13ce09172ab3ec5a5b6d2fef657cac /fs/mpage.c | |
| parent | 205f87f6b342444f722e4559d33318686f7df2ca (diff) | |
| download | linux-b0cf2321c6599138f860517745503691556d8453.tar.gz linux-b0cf2321c6599138f860517745503691556d8453.tar.bz2 linux-b0cf2321c6599138f860517745503691556d8453.zip | |
[PATCH] pass b_size to ->get_block()
Pass amount of disk needs to be mapped to get_block(). This way one can
modify the fs ->get_block() functions to map multiple blocks at the same time.
[akpm@osdl.org: performance tweak]
[akpm@osdl.org: remove unneeded assignments]
Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/mpage.c')
| -rw-r--r-- | fs/mpage.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/mpage.c b/fs/mpage.c index e431cb3878d6..7903b740cc11 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -192,6 +192,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, page_block++, block_in_file++) { bh.b_state = 0; if (block_in_file < last_block) { + bh.b_size = blocksize; if (get_block(inode, block_in_file, &bh, 0)) goto confused; } @@ -472,6 +473,7 @@ __mpage_writepage(struct bio *bio, struct page *page, get_block_t get_block, for (page_block = 0; page_block < blocks_per_page; ) { map_bh.b_state = 0; + map_bh.b_size = 1 << blkbits; if (get_block(inode, block_in_file, &map_bh, 1)) goto confused; if (buffer_new(&map_bh)) |