From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [PATCH] ramfs fixes References: <20000619182802.B22551@tweedle.linuxcare.com.au> <20000620132019.A28309@tweedle.linuxcare.com.au> From: "Juan J. Quintela" In-Reply-To: David Gibson's message of "Tue, 20 Jun 2000 13:20:19 +1000" Date: 20 Jun 2000 13:57:36 +0200 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: David Gibson Cc: Rik van Riel , linux-fsdevel@vger.rutgers.edu, linux-kernel@vger.rutgers.edu, linux-mm@kvack.org List-ID: >>>>> "david" == David Gibson writes: Hi david> This actually went in somewhat recently, in 2.3.99pre something (where david> something is around 4 IIRC). This fixed a bug in ramfs, since david> previously the dirty bit was never being cleared. david> At the time ramfs was the *only* place using PG_dirty - it looked like david> it was just a misleading name for something analagous to BH_protected. david> Obviously that's not true any more. What does the PG_dirty bit mean david> these days? It means that the page is Dirty??? :))))) Seriosly, now we can have dirty swap cache pages and soon dirty page cache pages, coming from mmaped files, not only pages from Ramfs have that bit set. Later, Juan. -- In theory, practice and theory are the same, but in practice they are different -- Larry McVoy -- 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.eu.org/Linux-MM/