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From: torvic9@mailbox.org
To: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"x86@kernel.org" <x86@kernel.org>
Cc: "masahiroy@kernel.org" <masahiroy@kernel.org>,
	Borislav Petkov <bp@alien8.de>, "hpa@zytor.com" <hpa@zytor.com>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"mingo@redhat.com" <mingo@redhat.com>,
	"torvic9@mailbox.org" <torvic9@mailbox.org>
Subject: [PATCH v2] x86/Makefile: Move the CPU-specific 64-bit tuning settings
Date: Thu, 19 Aug 2021 11:21:13 +0200 (CEST)	[thread overview]
Message-ID: <1456566961.33591.1629364873255@office.mailbox.org> (raw)

In accordance with the FIXME comment in arch/x86/Makefile, move the
CPU-specific 64-bit tuning settings to arch/x86/Makefile.cpu.

Signed-off-by: Tor Vic <torvic9@mailbox.org>
---
v1->v2:
* drop the second patch in the series
* use srctree with include (Masahiro)

 arch/x86/Makefile     | 11 ++---------
 arch/x86/Makefile.cpu | 12 ++++++++++++
 2 files changed, 14 insertions(+), 9 deletions(-)
 create mode 100644 arch/x86/Makefile.cpu

diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 307fd0000a83..0cc5363831b6 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -119,15 +119,8 @@ else
 	# Use -mskip-rax-setup if supported.
 	KBUILD_CFLAGS += $(call cc-option,-mskip-rax-setup)
 
-        # FIXME - should be integrated in Makefile.cpu (Makefile_32.cpu)
-        cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8)
-        cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona)
-
-        cflags-$(CONFIG_MCORE2) += \
-                $(call cc-option,-march=core2,$(call cc-option,-mtune=generic))
-	cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom) \
-		$(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic))
-        cflags-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=generic)
+        # CPU-specific tuning (64-bit).
+        include $(srctree)/arch/x86/Makefile.cpu
         KBUILD_CFLAGS += $(cflags-y)
 
         KBUILD_CFLAGS += -mno-red-zone
diff --git a/arch/x86/Makefile.cpu b/arch/x86/Makefile.cpu
new file mode 100644
index 000000000000..9c3be14b6c88
--- /dev/null
+++ b/arch/x86/Makefile.cpu
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0
+
+# CPU tuning section (64-bit).
+
+cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8)
+cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona)
+
+cflags-$(CONFIG_MCORE2) += \
+	$(call cc-option,-march=core2,$(call cc-option,-mtune=generic))
+cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom) \
+	$(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic))
+cflags-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=generic)
-- 
2.33.0

                 reply	other threads:[~2021-08-19  9:21 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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