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Commit 65f5a4b1 authored by Ashwini Muduganti's avatar Ashwini Muduganti Committed by Gerrit - the friendly Code Review server
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Revert "mm: slowly shrink slabs with a relatively small number of objects" 



This reverts commit b9349103.

Change-Id: I28c779692cb1a87e177bf8137a21f50ceb349551
Signed-off-by: default avatarAshwini Muduganti <amudug@codeaurora.org>
parent e6cb74e2

mm/vmscan.c

+0 −11
Original line number Diff line number Diff line
@@ -349,17 +349,6 @@ static unsigned long do_shrink_slab(struct shrink_control *shrinkctl, 
	delta = freeable >> priority;

	delta *= 4;

	do_div(delta, shrinker->seeks);



	/*

	 * Make sure we apply some minimal pressure on default priority

	 * even on small cgroups. Stale objects are not only consuming memory

	 * by themselves, but can also hold a reference to a dying cgroup,

	 * preventing it from being reclaimed. A dying cgroup with all

	 * corresponding structures like per-cpu stats and kmem caches

	 * can be really big, so it may lead to a significant waste of memory.

	 */

	delta = max_t(unsigned long long, delta, min(freeable, batch_size));



	total_scan += delta;

	if (total_scan < 0) {

		pr_err("shrink_slab: %pF negative objects to delete nr=%ld\n",