From: "Jürgen Groß" <jgross@suse.com>
To: Chengwen Feng <fengchengwen@huawei.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
"Rafael J . Wysocki" <rafael@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>, Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H . Peter Anvin" <hpa@zytor.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Len Brown <lenb@kernel.org>, Sunil V L <sunilvl@ventanamicro.com>,
Mark Rutland <mark.rutland@arm.com>,
Jonathan Cameron <jonathan.cameron@huawei.com>,
Kees Cook <kees@kernel.org>, Yanteng Si <si.yanteng@linux.dev>,
Sean Christopherson <seanjc@google.com>,
Kai Huang <kai.huang@intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
Thomas Huth <thuth@redhat.com>,
Thorsten Blum <thorsten.blum@linux.dev>,
Kevin Loughlin <kevinloughlin@google.com>,
Zheyun Shen <szy0127@sjtu.edu.cn>,
Peter Zijlstra <peterz@infradead.org>,
Pawan Gupta <pawan.kumar.gupta@linux.intel.com>,
Xin Li <xin@zytor.com>, "Ahmed S . Darwish" <darwi@linutronix.de>,
Sohil Mehta <sohil.mehta@intel.com>,
Ilkka Koskinen <ilkka@os.amperecomputing.com>,
Robin Murphy <robin.murphy@arm.com>,
James Clark <james.clark@linaro.org>,
Besar Wicaksono <bwicaksono@nvidia.com>,
Ma Ke <make24@iscas.ac.cn>, Wei Huang <wei.huang2@amd.com>,
Andy Gospodarek <andrew.gospodarek@broadcom.com>,
Somnath Kotur <somnath.kotur@broadcom.com>,
punit.agrawal@oss.qualcomm.com, guohanjun@huawei.com,
suzuki.poulose@arm.com, ryan.roberts@arm.com,
chenl311@chinatelecom.cn, masahiroy@kernel.org,
wangyuquan1236@phytium.com.cn, anshuman.khandual@arm.com,
heinrich.schuchardt@canonical.com, Eric.VanTassell@amd.com,
wangzhou1@hisilicon.com, wanghuiqiang@huawei.com,
liuyonglong@huawei.com, linux-pci@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev,
linux-riscv@lists.infradead.org, xen-devel@lists.xenproject.org,
linux-acpi@vger.kernel.org, linux-perf-users@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH v9 4/7] x86/acpi: Add acpi_get_cpu_uid() implementation and update Xen users
Date: Thu, 19 Mar 2026 08:05:33 +0100 [thread overview]
Message-ID: <5f0ca1fc-9eb4-48ae-b578-f490a6ba5ea3@suse.com> (raw)
In-Reply-To: <20260319065735.45954-5-fengchengwen@huawei.com>
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On 19.03.26 07:57, Chengwen Feng wrote:
> Add arch-specific acpi_get_cpu_uid() for x86:
> - Declare acpi_get_cpu_uid() in arch/x86/include/asm/acpi.h
> - Implement acpi_get_cpu_uid() with input parameter validation
> - Replace cpu_acpi_id() with acpi_get_cpu_uid() in Xen-related code
> - Remove the now-unused cpu_acpi_id() function
>
> Extend the unified ACPI CPU UID interface to x86, ensuring consistent
> error handling and input validation across all ACPI-enabled
> architectures.
>
> Cc: stable@vger.kernel.org
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Juergen
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next prev parent reply other threads:[~2026-03-19 7:05 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-19 6:57 [PATCH v9 0/7] ACPI: Unify CPU UID interface and fix ARM64 TPH steer-tag issue Chengwen Feng
2026-03-19 6:57 ` [PATCH v9 1/7] arm64/acpi: Add acpi_get_cpu_uid() and switch arm_cspmu to use it Chengwen Feng
2026-03-19 15:46 ` Punit Agrawal
2026-03-20 3:20 ` fengchengwen
2026-03-19 6:57 ` [PATCH v9 2/7] loongarch/acpi: Add acpi_get_cpu_uid() declaration and implementation Chengwen Feng
2026-03-19 6:57 ` [PATCH v9 3/7] riscv/acpi: Add acpi_get_cpu_uid() implementation and update users Chengwen Feng
2026-03-19 6:57 ` [PATCH v9 4/7] x86/acpi: Add acpi_get_cpu_uid() implementation and update Xen users Chengwen Feng
2026-03-19 7:05 ` Jürgen Groß [this message]
2026-03-19 6:57 ` [PATCH v9 5/7] ACPI: Centralize acpi_get_cpu_uid() declaration in include/linux/acpi.h Chengwen Feng
2026-03-19 6:57 ` [PATCH v9 6/7] ACPI: PPTT: Use acpi_get_cpu_uid() and remove get_acpi_id_for_cpu() Chengwen Feng
2026-03-19 6:57 ` [PATCH v9 7/7] PCI/TPH: Fix get cpu steer-tag fail on ARM64 platform Chengwen Feng
2026-03-19 18:32 ` Bjorn Helgaas
2026-03-20 3:26 ` fengchengwen
2026-03-19 10:58 ` [PATCH v9 0/7] ACPI: Unify CPU UID interface and fix ARM64 TPH steer-tag issue Jonathan Cameron
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