From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f198.google.com (mail-pf0-f198.google.com [209.85.192.198]) by kanga.kvack.org (Postfix) with ESMTP id 9A8076B0038 for ; Mon, 17 Oct 2016 12:50:18 -0400 (EDT) Received: by mail-pf0-f198.google.com with SMTP id l29so108409468pfg.7 for ; Mon, 17 Oct 2016 09:50:18 -0700 (PDT) Received: from mga09.intel.com (mga09.intel.com. [134.134.136.24]) by mx.google.com with ESMTPS id n9si28220622pgd.67.2016.10.17.09.50.17 for (version=TLS1 cipher=AES128-SHA bits=128/128); Mon, 17 Oct 2016 09:50:17 -0700 (PDT) Date: Mon, 17 Oct 2016 10:50:15 -0600 From: Ross Zwisler Subject: Re: [PATCH 08/20] mm: Allow full handling of COW faults in ->fault handlers Message-ID: <20161017165015.GB25175@linux.intel.com> References: <1474992504-20133-1-git-send-email-jack@suse.cz> <1474992504-20133-9-git-send-email-jack@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1474992504-20133-9-git-send-email-jack@suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Jan Kara Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org, Dan Williams , Ross Zwisler , "Kirill A. Shutemov" On Tue, Sep 27, 2016 at 06:08:12PM +0200, Jan Kara wrote: > To allow full handling of COW faults add memcg field to struct vm_fault > and a return value of ->fault() handler meaning that COW fault is fully > handled and memcg charge must not be canceled. This will allow us to > remove knowledge about special DAX locking from the generic fault code. > > Signed-off-by: Jan Kara Reviewed-by: Ross Zwisler -- 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