From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Howells In-Reply-To: <20050808145430.15394c3c.akpm@osdl.org> References: <20050808145430.15394c3c.akpm@osdl.org> <42F57FCA.9040805@yahoo.com.au> <200508090710.00637.phillips@arcor.de> <200508090724.30962.phillips@arcor.de> Subject: Re: [RFC][patch 0/2] mm: remove PageReserved Date: Wed, 10 Aug 2005 14:13:33 +0100 Message-ID: <31567.1123679613@warthog.cambridge.redhat.com> Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton Cc: Daniel Phillips , nickpiggin@yahoo.com.au, linux-kernel@vger.kernel.org, linux-mm@kvack.org, hugh@veritas.com, torvalds@osdl.org, andrea@suse.de, benh@kernel.crashing.org List-ID: Andrew Morton wrote: > > ...kill PG_checked please :) Or at least keep it from spreading. > > > > It already spread - ext3 is using it and I think reiser4. I thought I had > a patch to rename it to PG_misc1 or somesuch, but no. It's mandate becomes > "filesystem-specific page flag". You're carrying a patch to stick a flag called PG_fs_misc, but that has the same value as PG_checked. An extra page flag beyond PG_uptodate, PG_lock and PG_writeback is required to make readpage through the cache non-synchronous. David -- 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