From: Petr Mladek <pmladek@suse.com>
To: Mihai Carabas <mihai.carabas@oracle.com>
Cc: linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
catalin.marinas@arm.com, will@kernel.org, tglx@linutronix.de,
mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com,
pbonzini@redhat.com, wanpengli@tencent.com, vkuznets@redhat.com,
rafael@kernel.org, daniel.lezcano@linaro.org,
akpm@linux-foundation.org, peterz@infradead.org,
dianders@chromium.org, npiggin@gmail.com,
rick.p.edgecombe@intel.com, joao.m.martins@oracle.com,
juerg.haefliger@canonical.com, mic@digikod.net, arnd@arndb.de,
ankur.a.arora@oracle.com
Subject: Re: [PATCH 1/7] x86: Move ARCH_HAS_CPU_RELAX to arch
Date: Mon, 27 Nov 2023 15:44:03 +0100 [thread overview]
Message-ID: <ZWSrMzHEbdynTA8A@alley> (raw)
In-Reply-To: <1700488898-12431-2-git-send-email-mihai.carabas@oracle.com>
On Mon 2023-11-20 16:01:32, Mihai Carabas wrote:
> From: Joao Martins <joao.m.martins@oracle.com>
>
> ARM64 is going to use it for haltpoll support (for poll-state)
> so move the definition to be arch-agnostic and allow architectures
> to override it.
This says that the definition is moved.
> diff --git a/arch/Kconfig b/arch/Kconfig
> index 4a85a10b12fd..92af0e9bc35e 100644
> --- a/arch/Kconfig
> +++ b/arch/Kconfig
> @@ -1371,6 +1371,9 @@ config RELR
> config ARCH_HAS_MEM_ENCRYPT
> bool
>
> +config ARCH_HAS_CPU_RELAX
> + bool
> +
> config ARCH_HAS_CC_PLATFORM
> bool
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index d1c362f479d9..0c77670d020e 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -73,6 +73,7 @@ config X86
> select ARCH_HAS_CACHE_LINE_SIZE
> select ARCH_HAS_CPU_CACHE_INVALIDATE_MEMREGION
> select ARCH_HAS_CPU_FINALIZE_INIT
> + select ARCH_HAS_CPU_RELAX
> select ARCH_HAS_CURRENT_STACK_POINTER
> select ARCH_HAS_DEBUG_VIRTUAL
> select ARCH_HAS_DEBUG_VM_PGTABLE if !X86_PAE
But the definion is only added here.
I would expect that the patch also removes the original definion.
Best Regards,
Petr
next prev parent reply other threads:[~2023-11-27 14:44 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-20 14:01 [PATCH v2] Enable haltpoll for arm64 Mihai Carabas
2023-11-20 14:01 ` [PATCH 1/7] x86: Move ARCH_HAS_CPU_RELAX to arch Mihai Carabas
2023-11-27 14:44 ` Petr Mladek [this message]
2023-11-28 14:09 ` Mihai Carabas
2023-11-20 14:01 ` [PATCH 2/7] x86/kvm: Move haltpoll_want() to be arch defined Mihai Carabas
2023-11-29 20:55 ` Rafael J. Wysocki
2023-11-20 14:01 ` [PATCH 3/7] governors/haltpoll: Drop kvm_para_available() check Mihai Carabas
2023-11-20 14:01 ` [PATCH 4/7] arm64: Select ARCH_HAS_CPU_RELAX Mihai Carabas
2023-11-20 14:01 ` [PATCH 5/7] arm64: Define TIF_POLLING_NRFLAG Mihai Carabas
2023-11-20 14:01 ` [PATCH 6/7] cpuidle-haltpoll: ARM64 support Mihai Carabas
2023-11-20 14:01 ` [PATCH 7/7] cpuidle/poll_state: replace cpu_relax with smp_cond_load_relaxed Mihai Carabas
2023-11-22 20:51 ` Christoph Lameter
2023-11-22 21:33 ` Mihai Carabas
2023-11-27 20:17 ` Christoph Lameter (Ampere)
2023-12-01 6:59 ` Ankur Arora
2023-12-11 11:46 ` Will Deacon
2024-01-28 21:22 ` Mihai Carabas
2024-01-29 18:15 ` Will Deacon
2024-02-05 12:28 ` Mihai Carabas
2024-02-05 19:33 ` Ankur Arora
2024-01-17 21:19 ` [PATCH v2] Enable haltpoll for arm64 Christoph Lameter (Ampere)
2024-01-25 14:39 ` Mihai Carabas
2024-01-25 15:16 ` Rafael J. Wysocki
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