> > It was just
> >
> > while echo ; do cat /sys/kernel/<some file> ; done
> >
> > it's all in the email threads somewhere..
>
> The patch that was posted in the thread that I mentioned earlier is here.
> I ran the test for 15 minutes and things are still fine.
>
>
>
> quicklist: Set tlb->need_flush if pages are remaining in quicklist 0
>
> This ensures that the quicklists are drained. Otherwise draining may only
> occur when the processor reaches an idle state.
>
Hi Christoph,
No, it does not stop the oom I am seeing here.
Thanks,
> Signed-off-by: Christoph Lameter <[email protected]>
>
> Index: linux-2.6/include/asm-generic/tlb.h
> ===================================================================
> --- linux-2.6.orig/include/asm-generic/tlb.h 2007-12-13 14:45:38.000000000 -0800
> +++ linux-2.6/include/asm-generic/tlb.h 2007-12-13 14:51:07.000000000 -0800
> @@ -14,6 +14,7 @@
> #define _ASM_GENERIC__TLB_H
>
> #include <linux/swap.h>
> +#include <linux/quicklist.h>
> #include <asm/pgalloc.h>
> #include <asm/tlbflush.h>
>
> @@ -85,6 +86,9 @@ tlb_flush_mmu(struct mmu_gather *tlb, un
> static inline void
> tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end)
> {
> +#ifdef CONFIG_QUICKLIST
> + tlb->need_flush += &__get_cpu_var(quicklist)[0].nr_pages != 0;
> +#endif
> tlb_flush_mmu(tlb, start, end);
>
> /* keep the page table cache within bounds */
--
regards,
Dhaval
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