From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752548AbdBJKzy (ORCPT ); Fri, 10 Feb 2017 05:55:54 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:46128 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751504AbdBJKzx (ORCPT ); Fri, 10 Feb 2017 05:55:53 -0500 Date: Fri, 10 Feb 2017 11:47:07 +0100 From: Greg Kroah-Hartman To: Andrey Melnikov Cc: stable@vger.kernel.org, linux-kernel@vger.kernel.org, arekm@maven.pl, linux-scsi@vger.kernel.org, Raghava Aditya Renukunta Subject: Re: aacraid: kernel: AAC: Host adapter dead -1 (bisected) Message-ID: <20170210104707.GA19359@kroah.com> References: <589cfa66.rU2EDFCW1W2Xv421%temnota.am@gmail.com> <20170210102447.GA15183@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.2 (2016-11-26) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 10, 2017 at 01:45:06PM +0300, Andrey Melnikov wrote: > Cc: linux-scsi@vger.kernel.org > > 2017-02-10 13:24 GMT+03:00 Greg Kroah-Hartman : > > On Fri, Feb 10, 2017 at 02:25:26AM +0300, Andrey Jr. Melnikov wrote: > >> In article <201701151205.37563.a.miskiewicz@gmail.com> you wrote: > >> > Newsgroups: gmane.linux.kernel > >> > >> > >> > Hi. > >> > >> > There is a bug with handling of adaptec raid cards (in my case it is Adaptec > >> > 3405) where kernel logs hundreds of "AAC: Host adapter dead -1" messages. > >> > >> > Bug was reported previously on lkml but there was no progres in solving it. > >> > >> > There is also bugzilla entry: > >> > https://bugzilla.kernel.org/show_bug.cgi?id=151661 > >> > >> > I've bisected that to commit bellow and indeed, reverting it from kernel 4.9.3 > >> > makes messages go away. > >> > >> > >> Don't try to switch Adaptec 3405/3805 RAID cards to MSI-X interrupt mode. > >> Fix https://bugzilla.kernel.org/show_bug.cgi?id=151661 > >> > >> Signed-off-by: Andrey Jr. Melnikov > >> > >> --- > >> > >> diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h > >> index 969c312de1be..2ad8403dea40 100644 > >> --- a/drivers/scsi/aacraid/aacraid.h > >> +++ b/drivers/scsi/aacraid/aacraid.h > > > > > > > > Why are you sending this to me and not the scsi developers who can > > actually do something with this patch? > > Bug in bugzilla open half year ago, microsemi maintainer slowly read > his fine docs about his hardware, broken driver fills our log with > useless messages every 10 seconds. > So, make decision - apply this patch to stable 4.9.x/4.4.x tree or > revert commit 78cbccd3bd683c295a44af8050797dc4a41376ff from it. I don't understand, that's not how the stable kernels work, please read Documentation/stable_kernel_rules.txt for how the process works. Please get a patch accepted into Linus's tree and then we will be glad to apply it to the stable kernel trees. thanks, greg k-h