On Fri, Jan 31, 2014 at 02:55:24AM -0800, David Rientjes wrote:
> commit 8790c71a18e5d2d93532ae250bcf5eddbba729cd upstream.
>
> As a result of 5606e3877ad8 ("mm: numa: Migrate on reference policy"),
> /proc/<pid>/numa_maps prints the mempolicy for any <pid> as "prefer:N" for
> the local node, N, of the process reading the file.
>
> This should only be printed when the mempolicy of <pid> is MPOL_PREFERRED
> for node N.
>
> If the process is actually only using the default mempolicy for local node
> allocation, make sure "default" is printed as expected.
>
> Signed-off-by: David Rientjes <[email protected]>
> Reported-by: Robert Lippert <[email protected]>
> Cc: Peter Zijlstra <[email protected]>
> Acked-by: Mel Gorman <[email protected]>
> Cc: Ingo Molnar <[email protected]>
> Cc: <[email protected]> [3.7+]
> Signed-off-by: Andrew Morton <[email protected]>
> ---
> This is a backport to the 3.10 and 3.12 stable trees.
> The original commit may be applied to the 3.13 stable tree directly.
Thanks David, I'll use your backport to the 3.11 kernel as well.
Cheers,
--
Luis
> mm/mempolicy.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/mempolicy.c b/mm/mempolicy.c
> --- a/mm/mempolicy.c
> +++ b/mm/mempolicy.c
> @@ -2801,7 +2801,7 @@ int mpol_to_str(char *buffer, int maxlen, struct
> mempolicy *pol)
> */
> VM_BUG_ON(maxlen < strlen("interleave") + strlen("relative") + 16);
>
> - if (!pol || pol == &default_policy)
> + if (!pol || pol == &default_policy || (pol->flags & MPOL_F_MORON))
> mode = MPOL_DEFAULT;
> else
> mode = pol->mode;
> --
> To unsubscribe from this list: send the line "unsubscribe stable" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe stable" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
