Re: [PATCH 05/12] mm, page_alloc: Remove unecessary recheck of nodemask

2015-08-25 Thread Vlastimil Babka
On 08/24/2015 02:09 PM, Mel Gorman wrote: An allocation request will either use the given nodemask or the cpuset current tasks mems_allowed. A cpuset retry will recheck the callers nodemask and while it's trivial overhead during an extremely rare operation, also unnecessary. This patch fixes it.

Re: [PATCH 05/12] mm, page_alloc: Remove unecessary recheck of nodemask

2015-08-25 Thread Vlastimil Babka
On 08/24/2015 02:09 PM, Mel Gorman wrote: An allocation request will either use the given nodemask or the cpuset current tasks mems_allowed. A cpuset retry will recheck the callers nodemask and while it's trivial overhead during an extremely rare operation, also unnecessary. This patch fixes it.

[PATCH 05/12] mm, page_alloc: Remove unecessary recheck of nodemask

2015-08-24 Thread Mel Gorman
An allocation request will either use the given nodemask or the cpuset current tasks mems_allowed. A cpuset retry will recheck the callers nodemask and while it's trivial overhead during an extremely rare operation, also unnecessary. This patch fixes it. Signed-off-by: Mel Gorman ---

[PATCH 05/12] mm, page_alloc: Remove unecessary recheck of nodemask

2015-08-24 Thread Mel Gorman
An allocation request will either use the given nodemask or the cpuset current tasks mems_allowed. A cpuset retry will recheck the callers nodemask and while it's trivial overhead during an extremely rare operation, also unnecessary. This patch fixes it. Signed-off-by: Mel Gorman