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SubjectRe: Subject: [v3.8][v3.11][Regression] [SCSI] sd: Update WRITE SAME heuristics
On 10/29/2013 03:41 PM, Douglas Gilbert wrote:
> On 13-10-29 03:21 PM, Joseph Salisbury wrote:
>> Hi Martin,
>>
>> A bug was opened against the Ubuntu kernel[0]. After a kernel bisect,
>> it was found that reverting the following commit resolved this bug:
>>
>> commit 66c28f97120e8a621afd5aa7a31c4b85c547d33d
>> Author: Martin K. Petersen <martin.petersen@oracle.com>
>> Date: Thu Jun 6 22:15:55 2013 -0400
>>
>> [SCSI] sd: Update WRITE SAME heuristics
>>
>>
>> The regression was introduced as of v3.11-rc1, but it also made it's way
>> into the stable trees.
>>
>> I see that you are the author of this patch, so I wanted to run this by
>> you. I was thinking of requesting a revert for v3.12, but I wanted to
>> get your feedback first.
>>
>>
>> Thanks,
>>
>> Joe
>>
>> [0] http://pad.lv/1237392
>
> Tried the other approach?
>
> From your bug report: "Areca Raid Controller2: F/W v1.46 ...(etc)..."
>
> Then see:
> http://www.areca.com.tw/support/main.htm
>
> Doug Gilbert
>
>
>
Thanks, Doug. I'm going to give the patch[0] written by Bernd Schubert
a try first. If the issue still persists, I'll ask the bug reporter to
upgrade the firmware.

[0]
http://git.kernel.org/cgit/linux/kernel/git/jejb/scsi.git/commit/?id=735e39e680256a13e7be3492acfb4d9721287a42



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