[1/3] powerpc/64s: fix handling of non-synchronous machine checks

[Michael Ellerman]

On Tue, 2017-02-28 at 02:00:46 UTC, Nicholas Piggin wrote:
> A synchronous machine check is an exception raised by the attempt to
> execute the current instruction. If the error can't be corrected, it
> can make sense to SIGBUS the currently running process.
> 
> In other cases, the error condition is not related to the current
> instruction, so killing the current process is not the right thing to
> do.
> 
> Today, all machine checks are MCE_SEV_ERROR_SYNC, so this has no
> practical change. It will be used to handle POWER9 asynchronous
> machine checks.
> 
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>

Series applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/1363875bdb6317a2d0798284d7aaf3

cheers