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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,
        mic@...ikod.net, mihai.carabas@...cle.com, arnd@...db.de,
        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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