bianbu-repo-mirror/bianbu-linux-6.6
1
0
Fork 0
mirror of https://gitee.com/bianbu-linux/linux-6.6 synced 2025-04-24 14:07:52 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

mm: remove nr_entries parameter from pagevec_lookup_entries

Browse source 
All callers want to fetch the full size of the pvec.

Link: https://lkml.kernel.org/r/20201112212641.27837-13-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Dave Chinner <dchinner@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Yang Shi <yang.shi@linux.alibaba.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2021-02-25 17:16:07 -08:00 • committed by Linus Torvalds
parent 31d270fd98
commit 38cefeb337
3 changed files with 5 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/linux/pagevec.h
View file

@ -27,7 +27,7 @@ void __pagevec_release(struct pagevec *pvec);
void __pagevec_lru_add(struct pagevec *pvec); void __pagevec_lru_add(struct pagevec *pvec);
unsigned pagevec_lookup_entries(struct pagevec *pvec, unsigned pagevec_lookup_entries(struct pagevec *pvec,
struct address_space *mapping, pgoff_t start, pgoff_t end, struct address_space *mapping, pgoff_t start, pgoff_t end,
unsigned nr_entries, pgoff_t *indices); pgoff_t *indices);
void pagevec_remove_exceptionals(struct pagevec *pvec); void pagevec_remove_exceptionals(struct pagevec *pvec);
unsigned pagevec_lookup_range(struct pagevec *pvec, unsigned pagevec_lookup_range(struct pagevec *pvec,
struct address_space *mapping, struct address_space *mapping,

4
mm/swap.c
View file

@ -1044,9 +1044,9 @@ void __pagevec_lru_add(struct pagevec *pvec)
*/ */
unsigned pagevec_lookup_entries(struct pagevec *pvec, unsigned pagevec_lookup_entries(struct pagevec *pvec,
struct address_space *mapping, pgoff_t start, pgoff_t end, struct address_space *mapping, pgoff_t start, pgoff_t end,
unsigned nr_entries, pgoff_t *indices) pgoff_t *indices)
{ {
pvec->nr = find_get_entries(mapping, start, end, nr_entries, pvec->nr = find_get_entries(mapping, start, end, PAGEVEC_SIZE,
pvec->pages, indices); pvec->pages, indices);
return pagevec_count(pvec); return pagevec_count(pvec);
} }

5
mm/truncate.c
View file

@ -377,7 +377,7 @@ void truncate_inode_pages_range(struct address_space *mapping,
for ( ; ; ) { for ( ; ; ) {
cond_resched(); cond_resched();
if (!pagevec_lookup_entries(&pvec, mapping, index, end - 1, if (!pagevec_lookup_entries(&pvec, mapping, index, end - 1,
PAGEVEC_SIZE, indices)) { indices)) {
/* If all gone from start onwards, we're done */ /* If all gone from start onwards, we're done */
if (index == start) if (index == start)
break; break;
@ -638,8 +638,7 @@ int invalidate_inode_pages2_range(struct address_space *mapping,
pagevec_init(&pvec); pagevec_init(&pvec);
index = start; index = start;
while (pagevec_lookup_entries(&pvec, mapping, index, end, while (pagevec_lookup_entries(&pvec, mapping, index, end, indices)) {
PAGEVEC_SIZE, indices)) {
for (i = 0; i < pagevec_count(&pvec); i++) { for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i]; struct page *page = pvec.pages[i];