From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx148.postini.com [74.125.245.148]) by kanga.kvack.org (Postfix) with SMTP id EBC8A6B0032 for ; Wed, 17 Jul 2013 13:20:54 -0400 (EDT) Date: Wed, 17 Jul 2013 19:20:47 +0200 From: Andrea Arcangeli Subject: Re: [PATCH 10/10] mm: zone_reclaim: compaction: add compaction to zone_reclaim_mode Message-ID: <20130717172047.GB6552@redhat.com> References: <1373982114-19774-1-git-send-email-aarcange@redhat.com> <1373982114-19774-11-git-send-email-aarcange@redhat.com> <51E653CB.6090808@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <51E653CB.6090808@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Hush Bensen Cc: linux-mm@kvack.org, Mel Gorman , Rik van Riel , Hugh Dickins , Richard Davies , Shaohua Li , Rafael Aquini On Wed, Jul 17, 2013 at 04:20:27AM -0400, Hush Bensen wrote: > These works should be done in slow path, does it mean fast path is not > faster any more? The changes are in zone_reclaim(), I don't think zone_reclaim shall be considered a fast path, that is intended to reclaim memory. The fast path is when the free pages are above the low wmark and we don't need to call zone_reclaim. Thanks, Andrea -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org