Re: [PATCH 1/2] ARM: 9328/1: mm: try VMA lock-based page fault handling first

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On Tue, Feb 20, 2024 at 11:03:50AM -0800, Suren Baghdasaryan wrote:
> From: Wang Kefeng <wangkefeng.wang@xxxxxxxxxx>
> 
> Attempt VMA lock-based page fault handling first, and fall back to the
> existing mmap_lock-based handling if that fails, the ebizzy benchmark
> shows 25% improvement on qemu with 2 cpus.
> 
> Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
> Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
> Signed-off-by: Suren Baghdasaryan <surenb@xxxxxxxxxx>
> ---
>  arch/arm/Kconfig    |  1 +
>  arch/arm/mm/fault.c | 30 ++++++++++++++++++++++++++++++
>  2 files changed, 31 insertions(+)

No git id?

What kernel branch(s) does this go to?

confused,

greg k-h




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