From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by kanga.kvack.org (Postfix) with ESMTP id 9C05182F84 for ; Mon, 19 Oct 2015 08:21:31 -0400 (EDT) Received: by wijp11 with SMTP id p11so3096386wij.0 for ; Mon, 19 Oct 2015 05:21:31 -0700 (PDT) Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com. [209.85.212.173]) by mx.google.com with ESMTPS id dm12si21988647wid.39.2015.10.19.05.21.30 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 19 Oct 2015 05:21:30 -0700 (PDT) Received: by wicll6 with SMTP id ll6so2914631wic.1 for ; Mon, 19 Oct 2015 05:21:30 -0700 (PDT) Date: Mon, 19 Oct 2015 15:21:26 +0300 From: "Kirill A. Shutemov" Subject: Re: [PATCH] mm: do not inc NR_PAGETABLE if ptlock_init failed Message-ID: <20151019122126.GA15819@node.shutemov.name> References: <1445256881-5205-1-git-send-email-vdavydov@virtuozzo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1445256881-5205-1-git-send-email-vdavydov@virtuozzo.com> Sender: owner-linux-mm@kvack.org List-ID: To: Vladimir Davydov Cc: Andrew Morton , "Kirill A. Shutemov" , linux-mm@kvack.org, linux-kernel@vger.kernel.org On Mon, Oct 19, 2015 at 03:14:41PM +0300, Vladimir Davydov wrote: > If ALLOC_SPLIT_PTLOCKS is defined, ptlock_init may fail, in which case > we shouldn't increment NR_PAGETABLE. > > Since small allocations, such as ptlock, normally do not fail (currently > they can fail if kmemcg is used though), this patch does not really fix > anything and should be considered as a code cleanup. > > Signed-off-by: Vladimir Davydov Acked-by: Kirill A. Shutemov -- Kirill A. Shutemov -- 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