Nothing calls __cpuset_node_allowed() with __GFP_THISNODE set anymore, so remove the obscure comment about it and its special-case exception. Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx> --- kernel/cpuset.c | 18 +++++------------- 1 file changed, 5 insertions(+), 13 deletions(-) diff --git a/kernel/cpuset.c b/kernel/cpuset.c --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -2445,20 +2445,12 @@ static struct cpuset *nearest_hardwall_ancestor(struct cpuset *cs) * @node: is this an allowed node? * @gfp_mask: memory allocation flags * - * If we're in interrupt, yes, we can always allocate. If __GFP_THISNODE is - * set, yes, we can always allocate. If node is in our task's mems_allowed, - * yes. If it's not a __GFP_HARDWALL request and this node is in the nearest - * hardwalled cpuset ancestor to this task's cpuset, yes. If the task has been - * OOM killed and has access to memory reserves as specified by the TIF_MEMDIE - * flag, yes. + * If we're in interrupt, yes, we can always allocate. If @node is set in + * current's mems_allowed, yes. If it's not a __GFP_HARDWALL request and this + * node is set in the nearest hardwalled cpuset ancestor to current's cpuset, + * yes. If current has access to memory reserves due to TIF_MEMDIE, yes. * Otherwise, no. * - * The __GFP_THISNODE placement logic is really handled elsewhere, - * by forcibly using a zonelist starting at a specified node, and by - * (in get_page_from_freelist()) refusing to consider the zones for - * any node on the zonelist except the first. By the time any such - * calls get to this routine, we should just shut up and say 'yes'. - * * GFP_USER allocations are marked with the __GFP_HARDWALL bit, * and do not allow allocations outside the current tasks cpuset * unless the task has been OOM killed as is marked TIF_MEMDIE. @@ -2494,7 +2486,7 @@ int __cpuset_node_allowed(int node, gfp_t gfp_mask) int allowed; /* is allocation in zone z allowed? */ unsigned long flags; - if (in_interrupt() || (gfp_mask & __GFP_THISNODE)) + if (in_interrupt()) return 1; if (node_isset(node, current->mems_allowed)) return 1; -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>