Re: [tip: x86/mm] x86/mm: Clear _PAGE_DIRTY when we clear _PAGE_RW
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- Subject: Re: [tip: x86/mm] x86/mm: Clear _PAGE_DIRTY when we clear _PAGE_RW
- From: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 25 Feb 2025 20:06:02 -0800
- Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx, kernel test robot <oliver.sang@xxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, x86@xxxxxxxxxx
- In-reply-to: <Z76R6ESSwiYipQVn@casper.infradead.org>
- References: <174051422675.10177.13226545170101706336.tip-bot2@tip-bot2> <CAHk-=whfkWMkQOVMCxqcJ6+GWdSZTLcyDUmSRCVHV4BtbwDrHA@mail.gmail.com> <Z76APkysrjgHjgR2@casper.infradead.org> <CAHk-=wj+VBV5kBMfXYNOb+aLt3WJqMKFT0wU=KaV3R12NvN5TA@mail.gmail.com> <Z76R6ESSwiYipQVn@casper.infradead.org>
On Tue, 25 Feb 2025 at 20:00, Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
>
> I think the entire point of this file is to manipulate kernel mappings.
Very likely. But just looking at the patch, it was very non-obvious.
Linus
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