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[GIT PULL] x86/boot changes for v4.15




Linus,

Please pull the latest x86-boot-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-boot-for-linus

   # HEAD: 6c3b56b1973083e2bb4e87eb90ea5368455706dc x86/boot: Disable Clang warnings about GNU extensions

Three smaller changes:

 - clang fix
 - boot message beautification
 - unnecessary header inclusion removal

 Thanks,

	Ingo

------------------>
Jean Delvare (1):
      x86/boot: Spell out "boot CPU" for BP

Masahiro Yamada (1):
      x86/boot: Remove unnecessary #include <generated/utsrelease.h>

Matthias Kaehlcke (1):
      x86/boot: Disable Clang warnings about GNU extensions


 arch/x86/boot/compressed/Makefile | 1 +
 arch/x86/boot/header.S            | 1 -
 arch/x86/include/asm/mpspec_def.h | 2 +-
 arch/x86/kernel/apic/apic.c       | 2 +-
 arch/x86/kernel/cpu/common.c      | 4 ++--
 arch/x86/kernel/setup.c           | 2 +-
 arch/x86/kernel/smpboot.c         | 2 +-
 7 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index 8a958274b54c..65a150a7f15c 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -35,6 +35,7 @@ KBUILD_CFLAGS += -mno-mmx -mno-sse
 KBUILD_CFLAGS += $(call cc-option,-ffreestanding)
 KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
 KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
+KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
 
 KBUILD_AFLAGS  := $(KBUILD_CFLAGS) -D__ASSEMBLY__
 GCOV_PROFILE := n
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 1bb08ecffd24..16c516b53758 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -16,7 +16,6 @@
  */
 
 #include <asm/segment.h>
-#include <generated/utsrelease.h>
 #include <asm/boot.h>
 #include <asm/page_types.h>
 #include <asm/setup.h>
diff --git a/arch/x86/include/asm/mpspec_def.h b/arch/x86/include/asm/mpspec_def.h
index b31f8c098271..298ce6284b56 100644
--- a/arch/x86/include/asm/mpspec_def.h
+++ b/arch/x86/include/asm/mpspec_def.h
@@ -58,7 +58,7 @@ struct mpc_table {
 #define	MP_TRANSLATION		192
 
 #define CPU_ENABLED		1	/* Processor is available */
-#define CPU_BOOTPROCESSOR	2	/* Processor is the BP */
+#define CPU_BOOTPROCESSOR	2	/* Processor is the boot CPU */
 
 #define CPU_STEPPING_MASK	0x000F
 #define CPU_MODEL_MASK		0x00F0
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index d705c769f77d..0b7079f0fb9c 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1462,7 +1462,7 @@ void setup_local_APIC(void)
 	/*
 	 * Set up LVT0, LVT1:
 	 *
-	 * set up through-local-APIC on the BP's LINT0. This is not
+	 * set up through-local-APIC on the boot CPU's LINT0. This is not
 	 * strictly necessary in pure symmetric-IO mode, but sometimes
 	 * we delegate interrupts to the 8259A.
 	 */
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index c9176bae7fd8..03f9a1a8a314 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -863,8 +863,8 @@ static void identify_cpu_without_cpuid(struct cpuinfo_x86 *c)
  * cache alignment.
  * The others are not touched to avoid unwanted side effects.
  *
- * WARNING: this function is only called on the BP.  Don't add code here
- * that is supposed to run on all CPUs.
+ * WARNING: this function is only called on the boot CPU.  Don't add code
+ * here that is supposed to run on all CPUs.
  */
 static void __init early_identify_cpu(struct cpuinfo_x86 *c)
 {
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 0957dd73d127..cb71626d49da 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1045,7 +1045,7 @@ void __init setup_arch(char **cmdline_p)
 
 	/*
 	 * VMware detection requires dmi to be available, so this
-	 * needs to be done after dmi_scan_machine, for the BP.
+	 * needs to be done after dmi_scan_machine(), for the boot CPU.
 	 */
 	init_hypervisor_platform();
 
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index ad59edd84de7..a98253e183be 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -249,7 +249,7 @@ static void notrace start_secondary(void *unused)
 	/* otherwise gcc will move up smp_processor_id before the cpu_init */
 	barrier();
 	/*
-	 * Check TSC synchronization with the BP:
+	 * Check TSC synchronization with the boot CPU:
 	 */
 	check_tsc_sync_target();