From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f47.google.com (mail-pa0-f47.google.com [209.85.220.47]) by kanga.kvack.org (Postfix) with ESMTP id 90FB16B0254 for ; Fri, 4 Sep 2015 06:09:51 -0400 (EDT) Received: by pacex6 with SMTP id ex6so20364305pac.0 for ; Fri, 04 Sep 2015 03:09:51 -0700 (PDT) Received: from COL004-OMC1S9.hotmail.com (col004-omc1s9.hotmail.com. [65.55.34.19]) by mx.google.com with ESMTPS id et1si3536285pbb.49.2015.09.04.03.09.50 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 04 Sep 2015 03:09:50 -0700 (PDT) Message-ID: From: Chen Gang Subject: Re: [PATCH] mm/mmap.c: Only call vma_unlock_anon_vm() when failure occurs in expand_upwards() and expand_downwards() Date: Fri, 4 Sep 2015 18:09:50 +0800 In-Reply-To: <55E96E01.5010605@hotmail.com> References: ,<55E5AD17.6060901@hotmail.com> ,<55E96E01.5010605@hotmail.com> Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Michal Hocko Cc: Linux Memory , kernel mailing list , Chen Gang SGVsbG8gYWxsOgoKSXQgc2VlbXMgMjFjbiBtYWlsIGNhbiBiZSBhY2NlcHRlZCBieSBvdXIgbWFp bGluZyBsaXN0IChJIGRpZG4ndCByZWNlaXZlCmFueSByZWplY3RpdmUgbm90aWZpY2F0aW9uIG1h aWwgZnJvbSBvdXIgbWFpbGluZyBsaXN0KS4KCklmIGl0IGlzIG5lY2Vzc2FyeSB0byBzZW5kIHRo ZSBwYXRjaCBhZ2FpbiB2aWEgZ2l0IGNsaWVudCwgcGxlYXNlIGxldCBtZQprbm93LCBJIHNoYWxs IHRyeSB0byBzZW5kIGl0IGFnYWluIHdpdGggbXkgMjFjbiBtYWlsIGFkZHJlc3MgdmlhIGdpdApj bGllbnQuCgpXZWxjb21lIGFueSBpZGVhcywgc3VnZ2VzdGlvbnMsIGFuZCBjb21wbGV0aW9ucy4K ClRoYW5rcy4KCk9uIDkvMS8xNSAyMTo0OSwgQ2hlbiBHYW5nIHdyb3RlOgo+Cj4gU29ycnkgZm9y IHRoZSBpbmNvcnJlY3QgZm9ybWF0IG9mIHRoZSBwYXRjaC4gU28gSSBwdXQgdGhlIHBhdGNoIGlu dG8gdGhlCj4gYXR0YWNobWVudCB3aGljaCBnZW5lcmF0ZWQgYnkgImdpdCBmb3JtYXQtcGF0Y2gg LU0gSEVBRF4iLiBQbGVhc2UgaGVscAo+IGNoZWNrLCB0aGFua3MuCj4KPiBOZXh0LCBJIHNoYWxs IHRyeSB0byBmaW5kIGFub3RoZXIgbWFpbCBhZGRyZXNzIHdoaWNoIGNhbiBiZSBhY2NlcHRlZCBi eQo+IGJvdGggQ2hpbmEgYW5kIG91ciBtYWlsaW5nIGxpc3QuCj4KPiBUaGFua3MuCj4KCgpUaGFu a3MuCi0tCkNoZW4gR2FuZyAos8K41SkKCk9wZW4sIHNoYXJlLCBhbmQgYXR0aXR1ZGUgbGlrZSBh aXIsIHdhdGVyLCBhbmQgbGlmZSB3aGljaCBHb2QgYmxlc3NlZAogCQkgCSAgIAkJICA= -- 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