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From: Oliver Neukum <oneukum-IBi9RG/b67k@public.gmane.org>
To: "Martin K. Petersen"
	<martin.petersen-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
Cc: jejb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org,
	usb-storage-ijkIwGHArpdIPJnuZ7Njw4oP9KaGy4wf@public.gmane.org,
	linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] scsi: introduce a quirk for false cache reporting
Date: Tue, 16 Aug 2016 12:28:17 +0200	[thread overview]
Message-ID: <1471343297.26909.0.camel@suse.com> (raw)
In-Reply-To: <yq14m6ll3uv.fsf-+q57XtR/GgMb6DWv4sQWN6xOck334EZe@public.gmane.org>

On Tue, 2016-08-16 at 00:44 -0400, Martin K. Petersen wrote:
> >>>>> "Oliver" == Oliver Neukum <oneukum-IBi9RG/b67k@public.gmane.org> writes:
> 
> Oliver,
> 
> Oliver> wce_default_on controls the default if the device provides no
> Oliver> indication. The problem here is that the indication the device
> Oliver> provides must be overridden, as they are false.
> 
> Can't you just blacklist the mode select on the device in question?
> 
> Something like:
> 
> 	if (us->fflags & US_FL_ALWAYS_SYNC) {
> 		sdev->skip_ms_page_3f = 1;
> 		sdev->skip_ms_page_8 = 1;
> 		sdev->wce_default_on = 1;
> 	}
> 
> ?

Hi,

this looks like a workable option. I am preparing a patch.

	Regards
		Oliver




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  parent reply	other threads:[~2016-08-16 10:28 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-08 11:55 [PATCH] scsi: introduce a quirk for false cache reporting Oliver Neukum
2016-08-09  1:57 ` Martin K. Petersen
2016-08-09 14:02   ` Alan Stern
2016-08-11  2:40 ` Martin K. Petersen
     [not found]   ` <yq18tw4rpsy.fsf-+q57XtR/GgMb6DWv4sQWN6xOck334EZe@public.gmane.org>
2016-08-14 15:27     ` Oliver Neukum
     [not found]       ` <1471188464.4879.9.camel-IBi9RG/b67k@public.gmane.org>
2016-08-16  4:44         ` Martin K. Petersen
     [not found]           ` <yq14m6ll3uv.fsf-+q57XtR/GgMb6DWv4sQWN6xOck334EZe@public.gmane.org>
2016-08-16 10:28             ` Oliver Neukum [this message]
  -- strict thread matches above, loose matches on Subject: below --
2016-09-12 13:19 Oliver Neukum
2016-09-12 18:13 ` Alan Stern
2016-08-16 12:05 Oliver Neukum
2016-08-19  2:19 ` Martin K. Petersen
2016-09-08 10:43   ` Oliver Neukum
     [not found]     ` <1473331428.32073.0.camel-IBi9RG/b67k@public.gmane.org>
2016-09-09 11:26       ` Martin K. Petersen
2016-09-09 11:46         ` Greg KH
2016-07-19 13:20 Oliver Neukum
2016-07-12  8:24 Oliver Neukum
     [not found] ` <1468311876-4132-1-git-send-email-oneukum-IBi9RG/b67k@public.gmane.org>
2016-08-02  7:49   ` Johannes Thumshirn
2016-07-11 11:53 Oliver Neukum
2016-07-11 14:33 ` Alan Stern

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