On Mon, Apr 21, 2014 at 11:24:20AM -0700, Dave Hansen wrote:
>
> From: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
>
> The
>
> if (cpumask_any_but(mm_cpumask(mm), smp_processor_id()) < nr_cpu_ids)
>
> line of code is not exactly the easiest to audit, especially when
> it ends up at two different indentation levels. This eliminates
> one of the the copy-n-paste versions. It also gives us a unified
> exit point for each path through this function. We need this in
> a minute for our tracepoint.
>
>
> Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
> ---
>
> b/arch/x86/mm/tlb.c | 23 +++++++++++------------
> 1 file changed, 11 insertions(+), 12 deletions(-)
>
> diff -puN arch/x86/mm/tlb.c~simplify-tlb-code arch/x86/mm/tlb.c
> --- a/arch/x86/mm/tlb.c~simplify-tlb-code 2014-04-21 11:10:34.431818610 -0700
> +++ b/arch/x86/mm/tlb.c 2014-04-21 11:10:34.435818791 -0700
> @@ -161,23 +161,24 @@ void flush_tlb_current_task(void)
> void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,
> unsigned long end, unsigned long vmflag)
> {
> + int need_flush_others_all = 1;
> unsigned long addr;
> unsigned act_entries, tlb_entries = 0;
> unsigned long nr_base_pages;
>
Could make that bool but otherwise
Acked-by: Mel Gorman <mgorman@xxxxxxx>
--
Mel Gorman
SUSE Labs
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