From: Catalin Marinas <catalin.marinas@arm.com>
To: Yeoreum Yun <yeoreum.yun@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev,
kvm@vger.kernel.org, linux-kselftest@vger.kernel.org,
will@kernel.org, maz@kernel.org, broonie@kernel.org,
oliver.upton@linux.dev, miko.lenczewski@arm.com,
kevin.brodsky@arm.com, ardb@kernel.org, suzuki.poulose@arm.com,
lpieralisi@kernel.org, scott@os.amperecomputing.com,
joey.gouly@arm.com, yuzenghui@huawei.com, pbonzini@redhat.com,
shuah@kernel.org, mark.rutland@arm.com, arnd@arndb.de
Subject: Re: [PATCH v12 1/7] arm64: Kconfig: add support for LSUI
Date: Fri, 6 Feb 2026 18:36:52 +0000 [thread overview]
Message-ID: <aYY0xOdUxn39ZPZh@arm.com> (raw)
In-Reply-To: <20260121190622.2218669-2-yeoreum.yun@arm.com>
On Wed, Jan 21, 2026 at 07:06:16PM +0000, Yeoreum Yun wrote:
> Since Armv9.6, FEAT_LSUI supplies the load/store instructions for
> previleged level to access to access user memory without clearing
> PSTATE.PAN bit.
>
> Add Kconfig option entry for FEAT_LSUI.
>
> Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
In general we should move the Kconfig addition last for bisectability,
unless all the other patches introduced are ok on their own.
--
Catalin
next prev parent reply other threads:[~2026-02-06 18:37 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-21 19:06 [PATCH v12 0/7] support FEAT_LSUI Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 1/7] arm64: Kconfig: add support for LSUI Yeoreum Yun
2026-02-06 18:36 ` Catalin Marinas [this message]
2026-02-10 9:56 ` Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 2/7] arm64: cpufeature: add FEAT_LSUI Yeoreum Yun
2026-02-06 18:42 ` Catalin Marinas
2026-02-09 18:57 ` Catalin Marinas
2026-02-10 9:54 ` Yeoreum Yun
2026-02-10 16:14 ` Catalin Marinas
2026-02-10 17:01 ` Yeoreum Yun
2026-02-16 18:24 ` Catalin Marinas
2026-02-23 15:54 ` Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 3/7] KVM: arm64: expose FEAT_LSUI to guest Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 4/7] KVM: arm64: kselftest: set_id_regs: add test for FEAT_LSUI Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 5/7] arm64: futex: refactor futex atomic operation Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 6/7] arm64: futex: support futex with FEAT_LSUI Yeoreum Yun
2026-02-10 16:45 ` Catalin Marinas
2026-02-10 17:17 ` Yeoreum Yun
2026-02-16 18:04 ` Catalin Marinas
2026-02-17 9:56 ` Yeoreum Yun
2026-01-21 19:06 ` [PATCH v12 7/7] arm64: armv8_deprecated: disable swp emulation when FEAT_LSUI present Yeoreum Yun
2026-02-06 9:04 ` [PATCH v12 0/7] support FEAT_LSUI Yeoreum Yun
2026-02-06 18:35 ` Catalin Marinas
2026-02-12 8:08 ` Yeoreum Yun
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