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authorJan Kara <jack@suse.cz>2017-09-06 16:21:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-06 17:27:26 -0700
commitd72dc8a25afc71ce90ee92bdd77550e9beb85d4d (patch)
treeda47df20fe7bd2672f8368a2545f82e17703820b /fs/fscache
parent26b433d0da062d6e19d75350c0171d3cf8ff560d (diff)
mm: make pagevec_lookup() update index
Make pagevec_lookup() (and underlying find_get_pages()) update index to the next page where iteration should continue. Most callers want this and also pagevec_lookup_tag() already does this. Link: http://lkml.kernel.org/r/20170726114704.7626-3-jack@suse.cz Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/fscache')
-rw-r--r--fs/fscache/page.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index c8c4f79c7ce1..83018861dcd2 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -1178,11 +1178,10 @@ void __fscache_uncache_all_inode_pages(struct fscache_cookie *cookie,
pagevec_init(&pvec, 0);
next = 0;
do {
- if (!pagevec_lookup(&pvec, mapping, next, PAGEVEC_SIZE))
+ if (!pagevec_lookup(&pvec, mapping, &next, PAGEVEC_SIZE))
break;
for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i];
- next = page->index;
if (PageFsCache(page)) {
__fscache_wait_on_page_write(cookie, page);
__fscache_uncache_page(cookie, page);
@@ -1190,7 +1189,7 @@ void __fscache_uncache_all_inode_pages(struct fscache_cookie *cookie,
}
pagevec_release(&pvec);
cond_resched();
- } while (++next);
+ } while (next);
_leave("");
}