Messages in this thread |  | | | Date | Thu, 16 Aug 2012 19:25:27 +0200 | | From | Michal Hocko <> | | Subject | Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace |
| |
On Thu 16-08-12 17:09:54, Will Deacon wrote: > On Wed, Aug 08, 2012 at 05:26:07PM +0100, Michal Hocko wrote: > > I guess the cleanest way is to hook into dequeue_huge_page_node and add > > something like arch_clear_hugepage_flags. > > I hooked into enqueue_huge_page instead, but how about something like this?:
Do you have any specific reason for that? enqueue_huge_page is called on pages which potentially never get used so isn't that wasting a bit? Not that it would be wrong I was just thinking why shouldn't we do it when the page is actualy going to be used for sure. -- Michal Hocko SUSE Labs
|  |