[PATCH v3 1/4] arm64/feature: add MTE_STORE_ONLY feature

Yeoreum Yun yeoreum.yun at arm.com
Wed May 7 03:48:25 PDT 2025


Hi Catalin,

> (adding Peter C again, please keep him on cc for future versions; and
> you can probably avoid others that don't have an interest in MTE ;))
>
> On Thu, Apr 10, 2025 at 09:07:20AM +0100, Yeoreum Yun wrote:
> > add MTE_STORE_ONLY feature and HWCAP.
> >
> > Signed-off-by: Yeoreum Yun <yeoreum.yun at arm.com>
>
> Please briefly describe what the feature is in the commit log.

Okay. I'll add short brief.

> > diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c
> > index e2b13454e38a..40f85ec01fe4 100644
> > --- a/arch/arm64/kernel/cpuinfo.c
> > +++ b/arch/arm64/kernel/cpuinfo.c
> > @@ -161,6 +161,7 @@ static const char *const hwcap_str[] = {
> >  	[KERNEL_HWCAP_SME_STMOP]	= "smestmop",
> >  	[KERNEL_HWCAP_SME_SMOP4]	= "smesmop4",
> >  	[KERNEL_HWCAP_MTE_FAR]		= "mte_far",
> > +	[KERNEL_HWCAP_MTE_STORE_ONLY]	= "mte_store_only",
>
> Nit: "mtestoreonly"

Thanks. I'll fix.
--
Sincerely,
Yeoreum Yun



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