Re: [PATCH 3/6] x86: mm: fix missed global TLB flush stat

From: Rik van Riel
Date: Tue Apr 22 2014 - 13:16:00 EST


On 04/21/2014 02:24 PM, Dave Hansen wrote:
> From: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
>
> If we take the
>
> if (end == TLB_FLUSH_ALL || vmflag & VM_HUGETLB) {
> local_flush_tlb();
> goto out;
> }
>
> path out of flush_tlb_mm_range(), we will have flushed the tlb,
> but not incremented NR_TLB_LOCAL_FLUSH_ALL. This unifies the
> way out of the function so that we always take a single path when
> doing a full tlb flush.
>
> Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>


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