Messages in this thread | | | Date | Tue, 22 Nov 2005 22:36:41 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: [PATCH]: Free pages from local pcp lists under tight memory conditions |
| |
On Tue, 22 Nov 2005, Andrew Morton wrote:
> > [PATCH]: This patch free pages (pcp->batch from each list at a time) from > > local pcp lists when a higher order allocation request is not able to > > get serviced from global free_list. > > > > This should help fix some of the earlier failures seen with order 1 allocations. > > > > I will send separate patches for: > > > > 1- Reducing the remote cpus pcp
That is already partially done by drain_remote_pages(). However, that draining is specific to this processors remote pagesets in remote zones.
> This significantly duplicates the existing drain_local_pages().
We need to extract __drain_pcp from all these functions and clearly document how they differ. Seth probably needs to call __drain_pages for each processor. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |