From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Date: Sat, 02 Apr 2016 12:51:59 +0000 Subject: Re: [PATCH v3 09/11] i2c: rcar: revoke START request early Message-Id: <56FFC06F.70108@cogentembedded.com> List-Id: References: <1447948611-2615-1-git-send-email-wsa@the-dreams.de> <1447948611-2615-10-git-send-email-wsa@the-dreams.de> <56FD9080.4090203@cogentembedded.com> <20160331224838.GA7381@katana> <56FED245.4010503@cogentembedded.com> <20160401201415.GA25936@katana> <56FEFEC4.6010401@cogentembedded.com> <20160402072726.GA1384@katana> In-Reply-To: <20160402072726.GA1384@katana> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Wolfram Sang Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org, Magnus Damm , Simon Horman , Laurent Pinchart , Geert Uytterhoeven , Kuninori Morimoto , Yoshihiro Shimoda , "stable@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" On 4/2/2016 10:27 AM, Wolfram Sang wrote: >> Thanks again! I ended up backporting all the patches up to #9. Not sure >> it'd be acceptable for the -stable kernels since there's a lot of refactors >> involved... > > That's what I thought, too. And I still don't feel good about the patch removing the spinlock -- I'm not sure it's SMP-safe... MBR, Sergei From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH v3 09/11] i2c: rcar: revoke START request early Date: Sat, 2 Apr 2016 15:51:59 +0300 Message-ID: <56FFC06F.70108@cogentembedded.com> References: <1447948611-2615-1-git-send-email-wsa@the-dreams.de> <1447948611-2615-10-git-send-email-wsa@the-dreams.de> <56FD9080.4090203@cogentembedded.com> <20160331224838.GA7381@katana> <56FED245.4010503@cogentembedded.com> <20160401201415.GA25936@katana> <56FEFEC4.6010401@cogentembedded.com> <20160402072726.GA1384@katana> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-lb0-f174.google.com ([209.85.217.174]:33240 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752237AbcDBMwD (ORCPT ); Sat, 2 Apr 2016 08:52:03 -0400 Received: by mail-lb0-f174.google.com with SMTP id u8so97365485lbk.0 for ; Sat, 02 Apr 2016 05:52:02 -0700 (PDT) In-Reply-To: <20160402072726.GA1384@katana> Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: Wolfram Sang Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org, Magnus Damm , Simon Horman , Laurent Pinchart , Geert Uytterhoeven , Kuninori Morimoto , Yoshihiro Shimoda , "stable@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" On 4/2/2016 10:27 AM, Wolfram Sang wrote: >> Thanks again! I ended up backporting all the patches up to #9. Not sure >> it'd be acceptable for the -stable kernels since there's a lot of refactors >> involved... > > That's what I thought, too. And I still don't feel good about the patch removing the spinlock -- I'm not sure it's SMP-safe... MBR, Sergei