Commit 604601f7 authored Nov 04, 2013 by Olav Haugan Committed by Matt Wagantall May 30, 2015

mm: vmscan: Move pages that fail swapout to LRU active list



Move pages that fail swapout to the LRU active list to reduce
pressure on swap device when swapping out is already failing.
This helps when using a pseudo swap device such as zram which
starts failing when memory is low.

Change-Id: Ib136cd0a744378aa93d837a24b9143ee818c80b3
Signed-off-by: Olav Haugan <ohaugan@codeaurora.org>

parent 7eb94371

mm/vmscan.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -565,6 +565,8 @@ static pageout_t pageout(struct page page, struct address_space mapping,
		if (!PageWriteback(page)) {
		/* synchronous write or broken a_ops? */
		ClearPageReclaim(page);
		if (PageError(page))
		return PAGE_ACTIVATE;
		}
		trace_mm_vmscan_writepage(page, trace_reclaim_flags(page));
		inc_zone_page_state(page, NR_VMSCAN_WRITE);