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SubjectRe: [PATCH] ia64: Avoid unnecessary TLB flushes when allocating memory
On Tue, Dec 18, 2007 at 10:05:45AM +0900, KAMEZAWA Hiroyuki wrote:
> On Thu, 13 Dec 2007 15:03:07 +0000
>
> > + if (mm != active_mm) {
> > + /* Restore region IDs for mm */
> > + if (mm && active_mm) {
> > + activate_context(mm);
> > + } else {
> > + flush_tlb_all();
> > + return;
> > + }
> > }
> should be
>

platform_global_tlb_purge is already (and afaict, only) called under
preempt_disable already. then again, the sn2 global_tlb_purge
does it, so possibly for completeness sake it should be added here as
well?

regards, kyle


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