Re: [PATCH] block: reexpand iov_iter after read/write

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On 4/30/21 3:35 PM, Al Viro wrote:
> On Fri, Apr 30, 2021 at 01:57:22PM +0100, Pavel Begunkov wrote:
>> On 4/28/21 7:16 AM, yangerkun wrote:
>>> Hi,
>>>
>>> Should we pick this patch for 5.13?
>>
>> Looks ok to me
> 
> 	Looks sane.  BTW, Pavel, could you go over #untested.iov_iter
> and give it some beating?  Ideally - with per-commit profiling to see
> what speedups/slowdowns do they come with...

I've heard Jens already tested it out. Jens, is that right? Can you
share? especially since you have much more fitting hardware.

> 
> 	It's not in the final state (if nothing else, it needs to be
> rebased on top of xarray stuff, and there will be followup cleanups
> as well), but I'd appreciate testing and profiling data...
> 
> 	It does survive xfstests + LTP syscall tests, but that's about
> it.
> 

-- 
Pavel Begunkov



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