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[209.132.180.67]) by mx.google.com with ESMTP id a143-v6si9244506pfd.258.2018.06.05.12.41.42; Tue, 05 Jun 2018 12:42:08 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@gmail.com header.s=20161025 header.b=qlBnSXCP; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752020AbeFETlO (ORCPT + 99 others); Tue, 5 Jun 2018 15:41:14 -0400 Received: from mail-yw0-f193.google.com ([209.85.161.193]:39452 "EHLO mail-yw0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751816AbeFETlM (ORCPT ); Tue, 5 Jun 2018 15:41:12 -0400 Received: by mail-yw0-f193.google.com with SMTP id 81-v6so1126529ywb.6; Tue, 05 Jun 2018 12:41:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=ynPZhSkmmrwEQPn9Wx4tt3w1cjTEGNrqPVtLFeBdths=; b=qlBnSXCPQJZulqUm96sEEnFZBzM2Lhg/4BwfDJTBHUe24JRQrpHfoZIvrmAqa3VyLH WPbTQ/sUhfr8fai6DBigH/wbBbgyNTXcRDDM6p9GM4Ib5pCVARyQf7F2EhqJWaQQJkD2 kkfeLGUZBdkqcE3uyrpkBZ38kavNK5bsjHfUcfmy5jXJlXD9fmBF4sXd2nXhtEldnqwp HJc+83F4KD0KXkzwpeYcYrFgmZ0/mLnSxGPymQLAmL/gZHP9Hx5jTahZ2YfZeqL9OYQi CfwY79QOw6d+tEbfovSeaOhEpuoOWERidsCeiJEQzYSscCvxTZLK1doKt1OSV83rJ8S2 qyFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=ynPZhSkmmrwEQPn9Wx4tt3w1cjTEGNrqPVtLFeBdths=; b=FfCTMBymAXDigHOjyg/E+hNEtCNgfi5HvFkvnWxJxEHvJ3wwelhCbktz3LMSvfSyJ4 7zSj0E8TlRex3biVYAFVZPGbRqSd24U/wc9FnCsJ6FtVWxoEXFbGB2FrkNnsdUHTJEG2 AeZRRCZsdln4B4SXEcP9rs2f6YonYe9Gyaf2bvAHfh4zegindB8uGJ01F4p9/Fe9lGSe tmjtShBca43p7pkllQ5rhgsbYusNnOsGLq5myhDs4el/0MMODp1lg0URLCYCYsoP9M0A LCxwGzEd9CyuRb34cJFAPDrbdrlYrxpOClo964zcf39Ca6UkJbDrWt+t4OSHmMEtZc+M qznQ== X-Gm-Message-State: ALKqPwdz1+f2tEni3cw4hIK8H81jOqF099QmCcA9jNRyjCdKPzLejb83 vL1pEvSbRvbPjCJBweWeNec= X-Received: by 2002:a81:20c5:: with SMTP id g188-v6mr13446254ywg.359.1528227672013; Tue, 05 Jun 2018 12:41:12 -0700 (PDT) Received: from localhost ([2620:10d:c091:200::4810]) by smtp.gmail.com with ESMTPSA id j191-v6sm9333942ywg.43.2018.06.05.12.41.10 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 05 Jun 2018 12:41:10 -0700 (PDT) Date: Tue, 5 Jun 2018 12:41:09 -0700 From: Tejun Heo To: Josef Bacik Cc: axboe@kernel.dk, kernel-team@fb.com, linux-block@vger.kernel.org, akpm@linux-foundation.org, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 05/13] swap,blkcg: issue swap io with the appropriate context Message-ID: <20180605194109.GI1351649@devbig577.frc2.facebook.com> References: <20180605132948.1664-1-josef@toxicpanda.com> <20180605132948.1664-6-josef@toxicpanda.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180605132948.1664-6-josef@toxicpanda.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 05, 2018 at 09:29:40AM -0400, Josef Bacik wrote: > From: Tejun Heo > > For backcharging we need to know who the page belongs to when swapping > it out. > > Signed-off-by: Tejun Heo > Signed-off-by: Josef Bacik Acked-by: Tejun Heo I still think it might be worthwhile to mention that we're skipping over the rw_page cases. Thanks. -- tejun