diff options
| author | Borislav Petkov <bp@suse.de> | 2016-06-06 17:10:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-06-08 11:04:20 +0200 |
| commit | 0c5fa827f1130d05858f158022c21e9e7e5cff92 (patch) | |
| tree | 5f4bc0e1988ca8553bae16bb74724500fe569656 /arch | |
| parent | x86/microcode/intel: Rename load_microcode_early() to find_microcode_patch() (diff) | |
| download | linux-0c5fa827f1130d05858f158022c21e9e7e5cff92.tar.xz linux-0c5fa827f1130d05858f158022c21e9e7e5cff92.zip | |
x86/microcode/intel: Unexport save_mc_for_early()
It is used only in intel.c, drop the CONFIG_HOTPLUG_CPU ifdeffery from
the header and turn it into a void function because its return value
wasn't being used anyway.
No functionality change.
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1465225850-7352-8-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/microcode_intel.h | 5 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/microcode/intel.c | 15 |
2 files changed, 6 insertions, 14 deletions
diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h index 603417f8dd6c..5e69154c9f07 100644 --- a/arch/x86/include/asm/microcode_intel.h +++ b/arch/x86/include/asm/microcode_intel.h @@ -70,9 +70,4 @@ static inline int __init save_microcode_in_initrd_intel(void) { return -EINVAL; static inline void reload_ucode_intel(void) {} #endif -#ifdef CONFIG_HOTPLUG_CPU -extern int save_mc_for_early(u8 *mc); -#else -static inline int save_mc_for_early(u8 *mc) { return 0; } -#endif #endif /* _ASM_X86_MICROCODE_INTEL_H */ diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c index b5759a3f0aa8..359e2034b558 100644 --- a/arch/x86/kernel/cpu/microcode/intel.c +++ b/arch/x86/kernel/cpu/microcode/intel.c @@ -456,8 +456,6 @@ static void show_saved_mc(void) #endif } -#ifdef CONFIG_HOTPLUG_CPU -static DEFINE_MUTEX(x86_cpu_microcode_mutex); /* * Save this mc into mc_saved_data. So it will be loaded early when a CPU is * hot added or resumes. @@ -465,14 +463,16 @@ static DEFINE_MUTEX(x86_cpu_microcode_mutex); * Please make sure this mc should be a valid microcode patch before calling * this function. */ -int save_mc_for_early(u8 *mc) +static void save_mc_for_early(u8 *mc) { +#ifdef CONFIG_HOTPLUG_CPU + static DEFINE_MUTEX(x86_cpu_microcode_mutex); + struct microcode_intel *mc_saved_tmp[MAX_UCODE_COUNT]; unsigned int mc_saved_count_init; unsigned int num_saved; struct microcode_intel **mc_saved; - int ret = 0; - int i; + int ret, i; /* * Hold hotplug lock so mc_saved_data is not accessed by a CPU in @@ -515,11 +515,8 @@ int save_mc_for_early(u8 *mc) out: mutex_unlock(&x86_cpu_microcode_mutex); - - return ret; -} -EXPORT_SYMBOL_GPL(save_mc_for_early); #endif +} static bool __init load_builtin_intel_microcode(struct cpio_data *cp) { |