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From: Hannes Reinecke <hare@suse.de>
To: James Bottomley <James.Bottomley@HansenPartnership.com>,
	SCSI development list <linux-scsi@vger.kernel.org>
Cc: USB list <linux-usb@vger.kernel.org>,
	Alan Stern <stern@rowland.harvard.edu>
Subject: Re: [PATCH 2/3] [SCSI] Fix spurious request sense in error handling
Date: Mon, 31 Mar 2014 08:59:30 +0200	[thread overview]
Message-ID: <53391252.8010909@suse.de> (raw)
In-Reply-To: <1396029017.15365.32.camel@dabdike>

On 03/28/2014 06:50 PM, James Bottomley wrote:
> We unconditionally execute scsi_eh_get_sense() to make sure all failed
> commands that should have sense attached, do.  However, the routine forgets
> that some commands, because of the way they fail, will not have any sense code
> ... we should not bother them with a REQUEST_SENSE command.  Fix this by
> testing to see if we actually got a CHECK_CONDITION return and skip asking for
> sense if we don't.
> 
> Tested-by: Alan Stern <stern@rowland.harvard.edu>
> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Acked-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@suse.de			      +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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  reply	other threads:[~2014-03-31  6:59 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-28 17:47 [PATCH 0/3] Fix USB deadlock caused by SCSI error handling James Bottomley
2014-03-28 17:49 ` [PATCH 1/3] [SCSI] Fix abort state memory problem James Bottomley
2014-03-31  6:58   ` Hannes Reinecke
2014-03-31 13:06     ` Alan Stern
2014-03-28 17:50 ` [PATCH 2/3] [SCSI] Fix spurious request sense in error handling James Bottomley
2014-03-31  6:59   ` Hannes Reinecke [this message]
2014-03-28 17:51 ` [PATCH 3/3] [SCSI] Fix command result state propagation James Bottomley
2014-03-31  7:00   ` Hannes Reinecke
2014-03-28 19:29 ` [PATCH 0/3] Fix USB deadlock caused by SCSI error handling Alan Stern
2014-03-31  7:22   ` Hannes Reinecke
2014-03-31 13:33     ` Alan Stern
2014-03-31 14:37       ` Hannes Reinecke
     [not found]         ` <53397DAE.9010801-l3A5Bk7waGM@public.gmane.org>
2014-03-31 15:03           ` James Bottomley
2014-03-31 22:41             ` Alan Stern
     [not found]             ` <1396278224.3152.26.camel-sFMDBYUN5F8GjUHQrlYNx2Wm91YjaHnnhRte9Li2A+AAvxtiuMwx3w@public.gmane.org>
2014-04-01  6:14               ` Hannes Reinecke
2014-03-31 22:29         ` Alan Stern
2014-04-01 15:37           ` Hannes Reinecke
     [not found]             ` <533ADD26.1030300-l3A5Bk7waGM@public.gmane.org>
2014-04-01 21:28               ` Alan Stern
     [not found]                 ` <Pine.LNX.4.44L0.1404011718350.7652-100000-pYrvlCTfrz9XsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-04-02  6:03                   ` Hannes Reinecke
2014-04-07 15:26                     ` Alan Stern
     [not found]                       ` <Pine.LNX.4.44L0.1404071125220.20747-100000-pYrvlCTfrz9XsRXLowluHWD2FQJk+8+b@public.gmane.org>
2014-04-09 17:42                         ` Hannes Reinecke
     [not found]                           ` <53458680.4090500-l3A5Bk7waGM@public.gmane.org>
2014-04-09 18:02                             ` Alan Stern
2014-04-10 10:58                               ` Andreas Reis
2014-04-10 11:37                                 ` Hannes Reinecke
2014-04-10 12:26                                   ` Andreas Reis
2014-04-10 12:29                                     ` Hannes Reinecke
2014-04-10 15:31                                   ` Alan Stern
2014-04-10 17:52                                     ` Hannes Reinecke
     [not found]                                       ` <5346DA43.4010603-l3A5Bk7waGM@public.gmane.org>
2014-04-10 20:36                                         ` James Bottomley
2014-04-11  5:52                                           ` Hannes Reinecke
     [not found]                                   ` <53468297.1040909-l3A5Bk7waGM@public.gmane.org>
2014-04-11 19:08                                     ` Andreas Reis

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