TechPanelGM/kernel_xiaomi_sm8250
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mm: make pagevec_lookup() update index

Browse Source 
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>
This commit is contained in:
Jan Kara
2017-09-06 16:21:18 -07:00
committed by Linus Torvalds
parent 26b433d0da
commit d72dc8a25a
11 changed files with 32 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
fs/nilfs2/page.c
View File

@@ -312,10 +312,9 @@ void nilfs_copy_back_pages(struct address_space *dmap,
pagevec_init(&pvec, 0);
repeat:
n = pagevec_lookup(&pvec, smap, index, PAGEVEC_SIZE);
n = pagevec_lookup(&pvec, smap, &index, PAGEVEC_SIZE);
if (!n)
return;
index = pvec.pages[n - 1]->index + 1;
for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i], *dpage;