Re: Request 2aa6ba7b5ad3 ("clear _XBF_PAGES from buffers when readahead page") for 4.4 stable inclusion

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On Sat, Mar 25, 2017 at 07:49:00AM +0000, Ivan Kozik wrote:
> Hi,
> 
> I would like to request that this patch be included in the 4.4 stable tree.  It 
> fixes the Bad page state issue discovered at 
> http://oss.sgi.com/archives/xfs/2016-08/msg00617.html ('"Bad page state" errors 
> when calling BULKSTAT under memory pressure?')
> 
> I tested the patch (no changes needed) by applying it to 4.4.52, running a 
> program to use almost all of my free memory, then running xfs_fsr on a 
> filesystem with > 1.5M files.  Before patch: kernel screams with Bad page state 
> / "count:-1" within a minute.  After patch: no complaints from the kernel. 
> I repeated the test several times and on another machine that was affected. 
> I have not seen any problems five days later.

Now queued up, thanks.

greg k-h
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