Messages in this thread | | | From | Nick Piggin <> | Subject | Re: [PATCH] Swap delay accounting, include lock_page() delays | Date | Wed, 31 Oct 2007 18:41:53 +1100 |
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On Wednesday 31 October 2007 18:52, Balbir Singh wrote: > Reported-by: Nick Piggin <nickpiggin@yahoo.com.au> > > The delay incurred in lock_page() should also be accounted in swap delay > accounting > > Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Ah right, I forgot to resend this one, sorry. Thanks for remembering.
> --- > > mm/memory.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff -puN mm/swapfile.c~fix-delay-accounting-swap-accounting mm/swapfile.c > diff -puN mm/memory.c~fix-delay-accounting-swap-accounting mm/memory.c > --- > linux-2.6-latest/mm/memory.c~fix-delay-accounting-swap-accounting 2007-10-3 >1 12:58:05.000000000 +0530 +++ > linux-2.6-latest-balbir/mm/memory.c 2007-10-31 13:02:50.000000000 +0530 @@ > -2084,9 +2084,9 @@ static int do_swap_page(struct mm_struct > count_vm_event(PGMAJFAULT); > } > > - delayacct_clear_flag(DELAYACCT_PF_SWAPIN); > mark_page_accessed(page); > lock_page(page); > + delayacct_clear_flag(DELAYACCT_PF_SWAPIN); > > /* > * Back out if somebody else already faulted in this pte. > _ - 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/
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