Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 21 Jul 2023 19:24:34 +0100 | From | Catalin Marinas <> | Subject | Re: [PATCH v11 3/4] mm/tlbbatch: Introduce arch_flush_tlb_batched_pending() |
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On Mon, Jul 17, 2023 at 09:10:03PM +0800, Yicong Yang wrote: > From: Yicong Yang <yangyicong@hisilicon.com> > > Currently we'll flush the mm in flush_tlb_batched_pending() to > avoid race between reclaim unmaps pages by batched TLB flush > and mprotect/munmap/etc. Other architectures like arm64 may > only need a synchronization barrier(dsb) here rather than > a full mm flush. So add arch_flush_tlb_batched_pending() to > allow an arch-specific implementation here. This intends no > functional changes on x86 since still a full mm flush for > x86. > > Signed-off-by: Yicong Yang <yangyicong@hisilicon.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
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