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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-02-25 17:16:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-26 09:40:59 -0800
commit31d270fd98d196578223e5b568a0bd3bc6028b09 (patch)
treecd7eb19245298cf2ac5794bdbbefff77afdce0fe /mm/swap.c
parentca122fe40eb463c8c11c3bfc1914f0048ca5c268 (diff)
mm: add an 'end' parameter to pagevec_lookup_entries
Simplifies the callers and uses the existing functionality in find_get_entries(). We can also drop the final argument of truncate_exceptional_pvec_entries() and simplify the logic in that function. Link: https://lkml.kernel.org/r/20201112212641.27837-12-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>
Diffstat (limited to 'mm/swap.c')
-rw-r--r--mm/swap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/swap.c b/mm/swap.c
index c5773a84feab..db8c354264a5 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -1022,6 +1022,7 @@ void __pagevec_lru_add(struct pagevec *pvec)
* @pvec: Where the resulting entries are placed
* @mapping: The address_space to search
* @start: The starting entry index
+ * @end: The highest index to return (inclusive).
* @nr_entries: The maximum number of pages
* @indices: The cache indices corresponding to the entries in @pvec
*
@@ -1042,11 +1043,10 @@ void __pagevec_lru_add(struct pagevec *pvec)
* found.
*/
unsigned pagevec_lookup_entries(struct pagevec *pvec,
- struct address_space *mapping,
- pgoff_t start, unsigned nr_entries,
- pgoff_t *indices)
+ struct address_space *mapping, pgoff_t start, pgoff_t end,
+ unsigned nr_entries, pgoff_t *indices)
{
- pvec->nr = find_get_entries(mapping, start, ULONG_MAX, nr_entries,
+ pvec->nr = find_get_entries(mapping, start, end, nr_entries,
pvec->pages, indices);
return pagevec_count(pvec);
}