RE: [PATCH 0/3] HWPOISON: improve memory error handling for multithread process

2014-06-02 Thread Luck, Tony
> I'm not sure that "[PATCH 3/3] mm/memory-failure.c: support dedicated > thread to handle SIGBUS(BUS_MCEERR_AO)" is a -stable thing? That's a > feature addition more than a bugfix? No - the old behavior was crazy - someone with a multithreaded process might well expect that if they call prctl(PF

Re: [PATCH 0/3] HWPOISON: improve memory error handling for multithread process

2014-06-02 Thread Andrew Morton
On Fri, 30 May 2014 14:24:52 -0400 Naoya Horiguchi wrote: > On Fri, May 30, 2014 at 05:25:39PM +, Luck, Tony wrote: > > > This patchset is the summary of recent discussion about memory error > > > handling > > > on multithread application. Patch 1 and 2 is for action required errors, > > >

RE: [PATCH 0/3] HWPOISON: improve memory error handling for multithread process

2014-05-30 Thread Luck, Tony
> This patchset is the summary of recent discussion about memory error handling > on multithread application. Patch 1 and 2 is for action required errors, and > patch 3 is for action optional errors. Naoya, You suggested early in the discussion (when there were just two patches) that they deserve

[PATCH 0/3] HWPOISON: improve memory error handling for multithread process

2014-05-29 Thread Naoya Horiguchi
This patchset is the summary of recent discussion about memory error handling on multithread application. Patch 1 and 2 is for action required errors, and patch 3 is for action optional errors. This patchset is based on mmotm-2014-05-21-16-57. Patches are also available on the following tree/bran