Re: [PATCH] arm64: mm: pass original fault address to handle_mm_fault() in PER_VMA_LOCK block

From: Will Deacon
Date: Fri Jun 02 2023 - 08:33:31 EST


On Wed, 24 May 2023 21:13:05 +0800, Jisheng Zhang wrote:
> When reading the arm64's PER_VMA_LOCK support code, I found a bit
> difference between arm64 and other arch when calling handle_mm_fault()
> during VMA lock-based page fault handling: the fault address is masked
> before passing to handle_mm_fault(). This is also different from the
> usage in mmap_lock-based handling. I think we need to pass the
> original fault address to handle_mm_fault() as we did in
> commit 84c5e23edecd ("arm64: mm: Pass original fault address to
> handle_mm_fault()").
>
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/1] arm64: mm: pass original fault address to handle_mm_fault() in PER_VMA_LOCK block
https://git.kernel.org/arm64/c/0e2aba694866

Cheers,
--
Will

https://fixes.arm64.dev
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