From: Borislav Petkov <b...@suse.de>

[ Upstream commit 68b5e4326e4b8ac9080835005d8254fed0fb3c56 ]

Add the proper includes and make smca_get_name() static.

Fix an actual bug too which the warning triggered:

  arch/x86/kernel/cpu/mcheck/therm_throt.c:395:39: error: conflicting \
  types for ‘smp_thermal_interrupt’
   asmlinkage __visible void __irq_entry smp_thermal_interrupt(struct pt_regs 
*r)
                                         ^~~~~~~~~~~~~~~~~~~~~
  In file included from arch/x86/kernel/cpu/mcheck/therm_throt.c:29:
  ./arch/x86/include/asm/traps.h:107:17: note: previous declaration of \
          ‘smp_thermal_interrupt’ was here
   asmlinkage void smp_thermal_interrupt(void);

Signed-off-by: Borislav Petkov <b...@suse.de>
Cc: Yi Wang <wang.y...@zte.com.cn>
Cc: Michael Matz <m...@suse.de>
Cc: x...@kernel.org
Link: 
https://lkml.kernel.org/r/alpine.deb.2.21.1811081633160.1...@nanos.tec.linutronix.de
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 arch/x86/include/asm/traps.h             | 6 +++---
 arch/x86/kernel/cpu/mcheck/mce_amd.c     | 5 +++--
 arch/x86/kernel/cpu/mcheck/therm_throt.c | 3 ++-
 arch/x86/kernel/cpu/mcheck/threshold.c   | 3 ++-
 4 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 3de69330e6c5..afbc87206886 100644
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -104,9 +104,9 @@ extern int panic_on_unrecovered_nmi;
 
 void math_emulate(struct math_emu_info *);
 #ifndef CONFIG_X86_32
-asmlinkage void smp_thermal_interrupt(void);
-asmlinkage void smp_threshold_interrupt(void);
-asmlinkage void smp_deferred_error_interrupt(void);
+asmlinkage void smp_thermal_interrupt(struct pt_regs *regs);
+asmlinkage void smp_threshold_interrupt(struct pt_regs *regs);
+asmlinkage void smp_deferred_error_interrupt(struct pt_regs *regs);
 #endif
 
 extern void ist_enter(struct pt_regs *regs);
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c 
b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index beec0daecbc5..4fa97a44e73f 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -23,6 +23,7 @@
 #include <linux/string.h>
 
 #include <asm/amd_nb.h>
+#include <asm/traps.h>
 #include <asm/apic.h>
 #include <asm/mce.h>
 #include <asm/msr.h>
@@ -99,7 +100,7 @@ static u32 smca_bank_addrs[MAX_NR_BANKS][NR_BLOCKS] 
__ro_after_init =
        [0 ... MAX_NR_BANKS - 1] = { [0 ... NR_BLOCKS - 1] = -1 }
 };
 
-const char *smca_get_name(enum smca_bank_types t)
+static const char *smca_get_name(enum smca_bank_types t)
 {
        if (t >= N_SMCA_BANK_TYPES)
                return NULL;
@@ -823,7 +824,7 @@ static void __log_error(unsigned int bank, u64 status, u64 
addr, u64 misc)
        mce_log(&m);
 }
 
-asmlinkage __visible void __irq_entry smp_deferred_error_interrupt(void)
+asmlinkage __visible void __irq_entry smp_deferred_error_interrupt(struct 
pt_regs *regs)
 {
        entering_irq();
        trace_deferred_error_apic_entry(DEFERRED_ERROR_VECTOR);
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c 
b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index 2da67b70ba98..ee229ceee745 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -25,6 +25,7 @@
 #include <linux/cpu.h>
 
 #include <asm/processor.h>
+#include <asm/traps.h>
 #include <asm/apic.h>
 #include <asm/mce.h>
 #include <asm/msr.h>
@@ -390,7 +391,7 @@ static void unexpected_thermal_interrupt(void)
 
 static void (*smp_thermal_vector)(void) = unexpected_thermal_interrupt;
 
-asmlinkage __visible void __irq_entry smp_thermal_interrupt(struct pt_regs *r)
+asmlinkage __visible void __irq_entry smp_thermal_interrupt(struct pt_regs 
*regs)
 {
        entering_irq();
        trace_thermal_apic_entry(THERMAL_APIC_VECTOR);
diff --git a/arch/x86/kernel/cpu/mcheck/threshold.c 
b/arch/x86/kernel/cpu/mcheck/threshold.c
index 2b584b319eff..c21e0a1efd0f 100644
--- a/arch/x86/kernel/cpu/mcheck/threshold.c
+++ b/arch/x86/kernel/cpu/mcheck/threshold.c
@@ -6,6 +6,7 @@
 #include <linux/kernel.h>
 
 #include <asm/irq_vectors.h>
+#include <asm/traps.h>
 #include <asm/apic.h>
 #include <asm/mce.h>
 #include <asm/trace/irq_vectors.h>
@@ -18,7 +19,7 @@ static void default_threshold_interrupt(void)
 
 void (*mce_threshold_vector)(void) = default_threshold_interrupt;
 
-asmlinkage __visible void __irq_entry smp_threshold_interrupt(void)
+asmlinkage __visible void __irq_entry smp_threshold_interrupt(struct pt_regs 
*regs)
 {
        entering_irq();
        trace_threshold_apic_entry(THRESHOLD_APIC_VECTOR);
-- 
2.19.1

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