From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [PATCH 4/4] capture pages freed during direct reclaim for allocation by the reclaimer From: Peter Zijlstra In-Reply-To: <48BEFAF9.3030006@linux-foundation.org> References: <1220467452-15794-5-git-send-email-apw@shadowen.org> <1220475206-23684-1-git-send-email-apw@shadowen.org> <48BEFAF9.3030006@linux-foundation.org> Content-Type: text/plain Date: Thu, 04 Sep 2008 08:38:28 +0200 Message-Id: <1220510308.8609.167.camel@twins> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Lameter Cc: Andy Whitcroft , linux-mm@kvack.org, linux-kernel@vger.kernel.org, KOSAKI Motohiro , Mel Gorman List-ID: On Wed, 2008-09-03 at 16:00 -0500, Christoph Lameter wrote: > Andy Whitcroft wrote: > > > > > #ifndef __GENERATING_BOUNDS_H > > @@ -208,6 +211,9 @@ __PAGEFLAG(SlubDebug, slub_debug) > > */ > > TESTPAGEFLAG(Writeback, writeback) TESTSCFLAG(Writeback, writeback) > > __PAGEFLAG(Buddy, buddy) > > +PAGEFLAG(BuddyCapture, buddy_capture) /* A buddy page, but reserved. */ > > + __SETPAGEFLAG(BuddyCapture, buddy_capture) > > + __CLEARPAGEFLAG(BuddyCapture, buddy_capture) > > Doesnt __PAGEFLAG do what you want without having to explicitly specify > __SET/__CLEAR? PAGEFLAG() __PAGEFLAG() does TESTPAGEFLAG() double. -- 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