lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Wed, 10 May 2017 11:27:55 -0600
From:   Ross Zwisler <>
To:     Jan Kara <>
Cc:     Andrew Morton <>,
        Ross Zwisler <>,
        Dan Williams <>,,,,
Subject: Re: [PATCH 0/4 v4] mm,dax: Fix data corruption due to mmap

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.

Powered by blists - more mailing lists