From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 19 Oct 2008 20:00:27 +0100 (BST) From: Hugh Dickins Subject: Re: [patch] mm: fix anon_vma races In-Reply-To: Message-ID: References: <20081016041033.GB10371@wotan.suse.de> <1224285222.10548.22.camel@lappy.programming.kicks-ass.net> <20081018013258.GA3595@wotan.suse.de> <20081018022541.GA19018@wotan.suse.de> <20081018052046.GA26472@wotan.suse.de> <1224326299.28131.132.camel@twins> <1224413500.10548.55.camel@lappy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Linus Torvalds Cc: Peter Zijlstra , Nick Piggin , Linux Memory Management List List-ID: On Sun, 19 Oct 2008, Linus Torvalds wrote: > > Anyway, I _think_ the part that everybody agrees about is the initial > locking of the anon_vma. Whether we then even need any memory barriers > and/or the page_mapped() check is an independent question. Yes? No? > > So I'm suggesting this commit as the part we at least all agree on. But I > haven't pushed it out yet, so you can still holler.. But I think all the > discussion is about other issues, and we all agree on at least this part? I'll have to postpone answering the rest of your mail until later, but yes, I agree your patch is what we've all agreed on so far, and I can't even quibble with your description - it's good. Hugh -- 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