[lkml]   [2009]   [Apr]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 03/25] Do not check NUMA node ID when the caller knows the node is valid
Mel Gorman wrote:
> Callers of alloc_pages_node() can optionally specify -1 as a node to mean
> "allocate from the current node". However, a number of the callers in fast
> paths know for a fact their node is valid. To avoid a comparison and branch,
> this patch adds alloc_pages_exact_node() that only checks the nid with
> VM_BUG_ON(). Callers that know their node is valid are then converted.
> Signed-off-by: Mel Gorman <>
> Reviewed-by: Christoph Lameter <>

Reviewed-by: Pekka Enberg <>

 \ /
  Last update: 2009-04-21 08:07    [W:0.332 / U:2.872 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site