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Revert "arm64: kasan: Revert "arm64: mte: reset the page tag in page-…
…>flags"" This reverts commit add4bc9. On Mon, Sep 12, 2022 at 10:52:45AM +0100, Catalin Marinas wrote: >I missed this (holidays) and it looks like it's in stable already. On >its own it will likely break kasan_hw if used together with user-space >MTE as this change relies on two previous commits: > >70c248aca9e7 ("mm: kasan: Skip unpoisoning of user pages") >6d05141a3930 ("mm: kasan: Skip page unpoisoning only if __GFP_SKIP_KASAN_UNPOISON") > >The reason I did not cc stable is that there are other dependencies in >this area. The potential issues without the above commits were rather >theoretical, so take these patches rather as clean-ups/refactoring than >fixes. Signed-off-by: Sasha Levin <sashal@kernel.org>
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