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| author | Jan Kara <jack@suse.cz> | 2017-11-15 17:35:02 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-15 18:21:04 -0800 |
| commit | 40f9c51326efd362dbae6c0e07f0c0ada42a5e00 (patch) | |
| tree | 73e2c43bd58249d022f579c60c3e8d87abb5d5ae /fs/nilfs2/segment.c | |
| parent | d2bc5b3c67a9cce28616fd90e1651b9c9246fae8 (diff) | |
| download | linux-40f9c51326efd362dbae6c0e07f0c0ada42a5e00.tar.gz linux-40f9c51326efd362dbae6c0e07f0c0ada42a5e00.tar.bz2 linux-40f9c51326efd362dbae6c0e07f0c0ada42a5e00.zip | |
nilfs2: use pagevec_lookup_range_tag()
We want only pages from given range in nilfs_lookup_dirty_data_buffers().
Use pagevec_lookup_range_tag() instead of pagevec_lookup_tag() and
remove unnecessary code.
Link: http://lkml.kernel.org/r/20171009151359.31984-10-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Cc: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nilfs2/segment.c')
| -rw-r--r-- | fs/nilfs2/segment.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 70ded52dc1dd..68e5769cef3b 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -711,18 +711,14 @@ static size_t nilfs_lookup_dirty_data_buffers(struct inode *inode, pagevec_init(&pvec, 0); repeat: if (unlikely(index > last) || - !pagevec_lookup_tag(&pvec, mapping, &index, PAGECACHE_TAG_DIRTY, - min_t(pgoff_t, last - index, - PAGEVEC_SIZE - 1) + 1)) + !pagevec_lookup_range_tag(&pvec, mapping, &index, last, + PAGECACHE_TAG_DIRTY, PAGEVEC_SIZE)) return ndirties; for (i = 0; i < pagevec_count(&pvec); i++) { struct buffer_head *bh, *head; struct page *page = pvec.pages[i]; - if (unlikely(page->index > last)) - break; - lock_page(page); if (!page_has_buffers(page)) create_empty_buffers(page, i_blocksize(inode), 0); |