Re: [PATCH 0/4 v4] mm,dax: Fix data corruption due to mmap inconsistency

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On Wed, May 10, 2017 at 10:54:15AM +0200, Jan Kara wrote:
> Hello,
> 
> this series fixes data corruption that can happen for DAX mounts when
> page faults race with write(2) and as a result page tables get out of sync
> with block mappings in the filesystem and thus data seen through mmap is
> different from data seen through read(2).
> 
> The series passes testing with t_mmap_stale test program from Ross and also
> other mmap related tests on DAX filesystem.
> 
> Andrew, can you please merge these patches? Thanks!
> 
> Changes since v3:
> * Rebased on top of current Linus' tree due to non-trivial conflicts with
>   added tracepoint

Cool, the merge update looks correct to me.



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