From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qa0-f49.google.com (mail-qa0-f49.google.com [209.85.216.49]) by kanga.kvack.org (Postfix) with ESMTP id 70D186B003B for ; Wed, 23 Apr 2014 14:37:25 -0400 (EDT) Received: by mail-qa0-f49.google.com with SMTP id j7so1215961qaq.36 for ; Wed, 23 Apr 2014 11:37:25 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTP id c4si929654qad.187.2014.04.23.11.37.24 for ; Wed, 23 Apr 2014 11:37:24 -0700 (PDT) Date: Wed, 23 Apr 2014 14:16:12 -0400 From: Dave Jones Subject: Re: 3.15rc2 hanging processes on exit. Message-ID: <20140423181612.GA10236@redhat.com> References: <20140422180308.GA19038@redhat.com> <20140423144901.GA24220@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Hugh Dickins Cc: Linus Torvalds , Linux Kernel , linux-mm On Wed, Apr 23, 2014 at 11:11:53AM -0700, Hugh Dickins wrote: > > Very odd. Does anybody see anything I missed? > > Easily explained (correct me if I'm wrong): Dave is reporting this from > his testing of 3.14, correct. > but Linus is looking at his 3.15-rc git tree, which now contains > > commit 57e68e9cd65b4b8eb4045a1e0d0746458502554c > Author: Vlastimil Babka > Date: Mon Apr 7 15:37:50 2014 -0700 > mm: try_to_unmap_cluster() should lock_page() before mlocking > > precisely to fix this (long-standing but long-unnoticed) issue, > which Sasha reported a couple of months ago. ah, great. as long as it's fixed, I'm happy :) Dave -- 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