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Message-Id: <1706524834-11275-2-git-send-email-mihai.carabas@oracle.com>
Date: Mon, 29 Jan 2024 12:40:28 +0200
From: Mihai Carabas <mihai.carabas@...cle.com>
To: linux-arm-kernel@...ts.infradead.org
Cc: kvm@...r.kernel.org, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org, catalin.marinas@....com, will@...nel.org,
tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org,
hpa@...or.com, pbonzini@...hat.com, wanpengli@...cent.com,
vkuznets@...hat.com, rafael@...nel.org, daniel.lezcano@...aro.org,
akpm@...ux-foundation.org, pmladek@...e.com, peterz@...radead.org,
dianders@...omium.org, npiggin@...il.com, rick.p.edgecombe@...el.com,
joao.m.martins@...cle.com, juerg.haefliger@...onical.com,
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ankur.a.arora@...cle.com
Subject: [PATCH v3 1/7] x86: Move ARCH_HAS_CPU_RELAX to arch
From: Joao Martins <joao.m.martins@...cle.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.
Signed-off-by: Joao Martins <joao.m.martins@...cle.com>
Signed-off-by: Mihai Carabas <mihai.carabas@...cle.com>
---
arch/Kconfig | 3 +++
arch/x86/Kconfig | 4 +---
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/arch/Kconfig b/arch/Kconfig
index 12d51495caec..626ddd9ba7e0 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 66bfabae8814..aaca90ba791a 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -72,6 +72,7 @@ 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
@@ -363,9 +364,6 @@ config ARCH_MAY_HAVE_PC_FDC
config GENERIC_CALIBRATE_DELAY
def_bool y
-config ARCH_HAS_CPU_RELAX
- def_bool y
-
config ARCH_HIBERNATION_POSSIBLE
def_bool y
--
1.8.3.1
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