[PATCH v11 2/4] mm/tlbbatch: Rename and extend some functions

Catalin Marinas catalin.marinas at arm.com
Fri Jul 21 11:24:05 PDT 2023


On Mon, Jul 17, 2023 at 09:10:02PM +0800, Yicong Yang wrote:
> From: Barry Song <v-songbaohua at oppo.com>
> 
> This patch does some preparation works to extend batched TLB flush to
> arm64. Including:
> - Extend set_tlb_ubc_flush_pending() and arch_tlbbatch_add_mm()
>   to accept an additional argument for address, architectures
>   like arm64 may need this for tlbi.
> - Rename arch_tlbbatch_add_mm() to arch_tlbbatch_add_pending()
>   to match its current function since we don't need to handle
>   mm on architectures like arm64 and add_mm is not proper,
>   add_pending will make sense to both as on x86 we're pending the
>   TLB flush operations while on arm64 we're pending the synchronize
>   operations.
> 
> This intends no functional changes on x86.
> 
> Cc: Anshuman Khandual <anshuman.khandual at arm.com>
> Cc: Jonathan Corbet <corbet at lwn.net>
> Cc: Nadav Amit <namit at vmware.com>
> Cc: Mel Gorman <mgorman at suse.de>
> Tested-by: Yicong Yang <yangyicong at hisilicon.com>
> Tested-by: Xin Hao <xhao at linux.alibaba.com>
> Tested-by: Punit Agrawal <punit.agrawal at bytedance.com>
> Signed-off-by: Barry Song <v-songbaohua at oppo.com>
> Signed-off-by: Yicong Yang <yangyicong at hisilicon.com>
> Reviewed-by: Kefeng Wang <wangkefeng.wang at huawei.com>
> Reviewed-by: Xin Hao <xhao at linux.alibaba.com>
> Reviewed-by: Anshuman Khandual <anshuman.khandual at arm.com>

Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>



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