Re: [RFC 0/9] Reclaim during GFP_ATOMIC allocs

On Thu, 16 Aug 2007, Nick Piggin wrote: > Just to clarify... I can see how recursive reclaim can prevent memory getting > eaten up by reclaim (which thus causes allocations from interrupt handlers to > fail)... > > But this patchset I don't see will do anything to prevent reclaim deadlocks, > rig

Re: [RFC 0/9] Reclaim during GFP_ATOMIC allocs

On Tue, Aug 14, 2007 at 08:30:21AM -0700, Christoph Lameter wrote: > This is the extended version of the reclaim patchset. It enables reclaim from > clean file backed pages during GFP_ATOMIC allocs. A bit invasive since > may locks must now be taken with saving flags. But it works. > > Tested by r

[RFC 0/9] Reclaim during GFP_ATOMIC allocs

This is the extended version of the reclaim patchset. It enables reclaim from clean file backed pages during GFP_ATOMIC allocs. A bit invasive since may locks must now be taken with saving flags. But it works. Tested by repeatedly allocating 12MB of memory from the timer interrupt. -- - To unsub