Messages in this thread | | | Date | Fri, 25 Feb 2011 11:59:23 -0800 | Subject | Re: [PATCH 06/17] arm: mmu_gather rework | From | Hugh Dickins <> |
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On Fri, Feb 25, 2011 at 11:45 AM, Peter Zijlstra <peterz@infradead.org> wrote:
> Grmbl.. so doing that would require flush_tlb_range() to take an mm, not > a vma, but tile and arm both use the vma->flags & VM_EXEC test to avoid > flushing their i-tlbs. > > I'm tempted to make them flush i-tlbs unconditionally as its still > better than hitting an mm wide tlb flush due to the page table free. > > Ideas?
What's wrong with using vma->vm_mm?
Hugh
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