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Message-Id: <169169702213.10459.2982861934492504882.git-patchwork-notify@kernel.org>
Date: Thu, 10 Aug 2023 19:50:22 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Alexandre Ghiti <alexghiti@...osinc.com>
Cc: linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
palmer@...belt.com, aou@...s.berkeley.edu, bjorn@...osinc.com,
guoren@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -fixes] riscv: Implement flush_cache_vmap()
Hello:
This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@...osinc.com>:
On Tue, 25 Jul 2023 15:22:46 +0200 you wrote:
> The RISC-V kernel needs a sfence.vma after a page table modification: we
> used to rely on the vmalloc fault handling to emit an sfence.vma, but
> commit 7d3332be011e ("riscv: mm: Pre-allocate PGD entries for
> vmalloc/modules area") got rid of this path for 64-bit kernels, so now we
> need to explicitly emit a sfence.vma in flush_cache_vmap().
>
> Note that we don't need to implement flush_cache_vunmap() as the generic
> code should emit a flush tlb after unmapping a vmalloc region.
>
> [...]
Here is the summary with links:
- [-fixes] riscv: Implement flush_cache_vmap()
https://git.kernel.org/riscv/c/7e3811521dc3
You are awesome, thank you!
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