Re: [PATCH 1/6] staging: hv: Fixed bounce kmap problem by using correct index
From: Greg KH <gregkh@suse.de>
Date: 2010-08-04 17:09:38
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From: Greg KH <gregkh@suse.de>
Date: 2010-08-04 17:09:38
Also in:
lkml
On Wed, Aug 04, 2010 at 04:35:06AM +0000, Hank Janssen wrote:
And then Greg spoke:quoted
quoted
On Tue, Aug 03, 2010 at 05:31:51PM +0000, Hank Janssen wrote: From: Hank Janssen <redacted> Fixed bounce offset kmap problem by using correct indexIs this a bugfix that needs to go to previous kernel releases? If so, which ones? What is the symptom of the problem here?Yes, this should be backported to all stable kernel releases that have the Hyper-V drivers In them. The symptom of the problem is that in some NAS appliances this problem represents Itself by a unresponsive VM under a load with many clients writing small files. I actually goofed up in my previous code and used an incorrect index number For this part of the code. It should have shown up in more situations than what I have seen oddly enough.
Please provide this type of information in the changelog section. If you want something backported to older stable kernels, add a: Cc: stable [off-list ref] to the signed-off-by area of the patch and it will be automatically sent to the stable alias when it gets included in Linus's tree so I know to pick it up then. Care to resend all of these patches based on these comments? thanks, greg k-h