> Commit 341ce06f69abfafa31b9468410a13dbd60e2b237 altered watermark logic > slightly by allowing rt_tasks that are handling an interrupt to set > ALLOC_HARDER. This patch brings the watermark logic more in line with > 2.6.30.
ditto. afaik, this patch have been sent to linus. > > [[email protected]: Spotted the problem] > Signed-off-by: Mel Gorman <[email protected]> > Reviewed-by: Pekka Enberg <[email protected]> > Reviewed-by: Rik van Riel <[email protected]> > Reviewed-by: KOSAKI Motohiro <[email protected]> > --- > mm/page_alloc.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/mm/page_alloc.c b/mm/page_alloc.c > index 250d055..2bc2ac6 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -1769,7 +1769,7 @@ gfp_to_alloc_flags(gfp_t gfp_mask) > * See also cpuset_zone_allowed() comment in kernel/cpuset.c. > */ > alloc_flags &= ~ALLOC_CPUSET; > - } else if (unlikely(rt_task(p))) > + } else if (unlikely(rt_task(p)) && !in_interrupt()) > alloc_flags |= ALLOC_HARDER; > > if (likely(!(gfp_mask & __GFP_NOMEMALLOC))) { > -- > 1.6.5 > -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
