From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx198.postini.com [74.125.245.198]) by kanga.kvack.org (Postfix) with SMTP id C63A76B0044 for ; Sat, 28 Apr 2012 12:25:12 -0400 (EDT) Message-ID: <4F9C19DB.2050601@parallels.com> Date: Sat, 28 Apr 2012 20:24:59 +0400 From: Pavel Emelyanov MIME-Version: 1.0 Subject: Re: [PATCH bugfix] proc/pagemap: correctly report non-present ptes and holes between vmas References: <20120428162229.15658.56316.stgit@zurg> In-Reply-To: <20120428162229.15658.56316.stgit@zurg> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Konstantin Khlebnikov Cc: Andrew Morton , Andi Kleen , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , Naoya Horiguchi , KAMEZAWA Hiroyuki On 04/28/2012 08:22 PM, Konstantin Khlebnikov wrote: > This patch resets current pagemap-entry if current pte isn't present, > or if current vma is over. Otherwise pagemap reports last entry again and again. > > non-present pte reporting was broken in commit v3.3-3738-g092b50b > ("pagemap: introduce data structure for pagemap entry") > > reporting for holes was broken in commit v3.3-3734-g5aaabe8 > ("pagemap: avoid splitting thp when reading /proc/pid/pagemap") > > Signed-off-by: Konstantin Khlebnikov > Reported-by: Pavel Emelyanov > Cc: Naoya Horiguchi > Cc: KAMEZAWA Hiroyuki > Cc: Andi Kleen Acked-by: Pavel Emelyanov -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org