Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754310Ab3JBSqX (ORCPT ); Wed, 2 Oct 2013 14:46:23 -0400 Received: from mail-by2lp0239.outbound.protection.outlook.com ([207.46.163.239]:52881 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753935Ab3JBSqV (ORCPT ); Wed, 2 Oct 2013 14:46:21 -0400 From: KY Srinivasan To: Geert Uytterhoeven CC: Mike Christie , Jack Wang , Greg KH , "linux-kernel@vger.kernel.org" , "devel@linuxdriverproject.org" , "ohering@suse.com" , "jbottomley@parallels.com" , "hch@infradead.org" , "linux-scsi@vger.kernel.org" Subject: RE: Drivers: scsi: FLUSH timeout Thread-Topic: Drivers: scsi: FLUSH timeout Thread-Index: AQHOtkBtWGcmfS/7wkmW+8Ppp9OK8pnPmBJggAU49YCAAAdE0IAAT/uAgABKyICAALYxAIALo8Yg Date: Wed, 2 Oct 2013 18:29:00 +0000 Message-ID: References: <1379705547-15028-1-git-send-email-kys@microsoft.com> <20130920203222.GA14306@kroah.com> <524180B7.7090307@gmail.com> <3413dbd7fa254fd380a84fe6d9cd87e1@SN2PR03MB061.namprd03.prod.outlook.com> <5241C9E7.2000404@cs.wisc.edu> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [131.107.192.94] x-o365ent-eop-header: Message processed by - O365_ENT: Allow from ranges (Engineering ONLY) x-forefront-prvs: 0987ACA2E2 x-forefront-antispam-report: SFV:NSPM;SFS:(13464003)(51704005)(24454002)(377454003)(199002)(189002)(65816001)(83072001)(59766001)(80022001)(63696002)(77982001)(81542001)(54316002)(49866001)(81342001)(47976001)(50986001)(47736001)(56776001)(80976001)(33646001)(74316001)(74366001)(83322001)(19580405001)(53806001)(4396001)(19580395003)(79102001)(69226001)(56816003)(77096001)(74502001)(47446002)(76786001)(76796001)(74662001)(31966008)(54356001)(76482001)(74876001)(46102001)(81816001)(51856001)(74706001)(66066001)(81686001)(76576001)(85306001)(24736002);DIR:OUT;SFP:;SCL:1;SRVR:SN2PR03MB064;H:SN2PR03MB061.namprd03.prod.outlook.com;CLIP:131.107.192.94;FPR:;RD:InfoNoRecords;A:1;MX:1;LANG:en; Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 X-OriginatorOrg: DuplicateDomain-a84fc36a-4ed7-4e57-ab1c-3e967bcbad48.microsoft.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id r92IkTM6027983 Content-Length: 1681 Lines: 43 > -----Original Message----- > From: geert.uytterhoeven@gmail.com [mailto:geert.uytterhoeven@gmail.com] > On Behalf Of Geert Uytterhoeven > Sent: Wednesday, September 25, 2013 1:40 AM > To: KY Srinivasan > Cc: Mike Christie; Jack Wang; Greg KH; linux-kernel@vger.kernel.org; > devel@linuxdriverproject.org; ohering@suse.com; jbottomley@parallels.com; > hch@infradead.org; linux-scsi@vger.kernel.org > Subject: Re: Drivers: scsi: FLUSH timeout > > On Tue, Sep 24, 2013 at 11:53 PM, KY Srinivasan wrote: > > I am not sure how that magic number was arrived at (the 60HZ number). We > want this to be little higher - > > "60 * HZ" means "60 seconds". > > > would there be any issues raising this to say 180 seconds. This is the value we > currently have for I/O > > timeout. > > So you want to replace it by "180 * HZ", which is ... another magic number? Ideally, I want this to be adjustable like the way we can change the I/O timeout. Since that has been attempted earlier and rejected (not clear what the reasons were), I was suggesting that we pick a larger number. James, let me know how I should proceed here. Regards, K. Y > > Gr{oetje,eeting}s, > > Geert > > -- > Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org > > In personal conversations with technical people, I call myself a hacker. But > when I'm talking to journalists I just say "programmer" or something like that. > -- Linus Torvalds ????{.n?+???????+%?????ݶ??w??{.n?+????{??G?????{ay?ʇڙ?,j??f???h?????????z_??(?階?ݢj"???m??????G????????????&???~???iO???z??v?^?m???? ????????I?