Re: [PATCH 1/3] arm64: add FEAT_MTE_TAGGED_FAR feature

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On Thu, Apr 03, 2025 at 04:13:27PM +0100, Mark Brown wrote:
> On Thu, Apr 03, 2025 at 03:15:33PM +0100, Yeoreum Yun wrote:
> > Add FEAT_MTE_TAGGED_FAR cpucap which makes FAR_ELx report
> > all non-address bits on a synchronous MTE tag check fault since Armv8.9
> >
> > Signed-off-by: Yeoreum Yun <yeoreum.yun@xxxxxxx>
> > ---
> >  arch/arm64/include/asm/hwcap.h      | 1 +
> >  arch/arm64/include/uapi/asm/hwcap.h | 1 +
> >  arch/arm64/kernel/cpufeature.c      | 9 +++++++++
> >  arch/arm64/kernel/cpuinfo.c         | 1 +
> >  arch/arm64/tools/cpucaps            | 1 +
> >  5 files changed, 13 insertions(+)
>
> Please also add this to the hwcaps kselftest.

Thanks. I'll add.

--
Sincerely,
Yeoreum Yun




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