Re: [PATCH v9 0/3] riscv: Use PUD/P4D/PGD pages for the linear mapping

patchwork-bot+linux-riscv
2023-04-19T14:30:42Z

Hello:

This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@rivosinc.com>:

On Fri, 24 Mar 2023 16:54:18 +0100 you wrote:
> This patchset intends to improve tlb utilization by using hugepages for
> the linear mapping.
>
> As reported by Anup in v6, when STRICT_KERNEL_RWX is enabled, we must
> take care of isolating the kernel text and rodata so that they are not
> mapped with a PUD mapping which would then assign wrong permissions to
> the whole region: it is achieved the same way as arm64 by using the
> memblock nomap API which isolates those regions and re-merge them afterwards
> thus avoiding any issue with the system resources tree creation.
>
> [...]

Here is the summary with links:
- [v9,1/3] riscv: Get rid of riscv_pfn_base variable
https://git.kernel.org/riscv/c/a7407a1318a9
- [v9,2/3] riscv: Move the linear mapping creation in its own function
https://git.kernel.org/riscv/c/8589e346bbb6
- [v9,3/3] riscv: Use PUD/P4D/PGD pages for the linear mapping
https://git.kernel.org/riscv/c/3335068f8721

You are awesome, thank you!
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