From: Catalin Marinas <catalin.marinas@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Mark Brown <broonie@kernel.org>,
stable@vger.kernel.org
Subject: Re: [PATCH] arm64: Filter out SVE hwcaps when FEAT_SVE isn't implemented
Date: Fri, 3 Jan 2025 17:39:39 +0000 [thread overview]
Message-ID: <Z3gg23G00THN-Ev5@arm.com> (raw)
In-Reply-To: <Z3gcRczN67LsMVST@arm.com>
On Fri, Jan 03, 2025 at 05:20:05PM +0000, Catalin Marinas wrote:
> On Fri, Jan 03, 2025 at 02:26:35PM +0000, Marc Zyngier wrote:
> > @@ -3022,6 +3027,13 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
> > .matches = match, \
> > }
> >
> > +#define HWCAP_CAP_MATCH_ID(match, reg, field, min_value, cap_type, cap) \
> > + { \
> > + __HWCAP_CAP(#cap, cap_type, cap) \
> > + HWCAP_CPUID_MATCH(reg, field, min_value) \
> > + .matches = match, \
> > + }
>
> Do we actually need this macro?
Ignore me, we still need this macro as HWCAP_CAP_MATCH does not take all
the arguments. Maybe not the read_scoped_sysreg() change though.
--
Catalin
next prev parent reply other threads:[~2025-01-03 17:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-03 14:26 [PATCH] arm64: Filter out SVE hwcaps when FEAT_SVE isn't implemented Marc Zyngier
2025-01-03 17:20 ` Catalin Marinas
2025-01-03 17:39 ` Catalin Marinas [this message]
2025-01-03 18:00 ` Marc Zyngier
2025-01-03 17:58 ` Marc Zyngier
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