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authorThomas Gleixner <tglx@linutronix.de>2015-12-19 05:49:13 -0500
committerThomas Gleixner <tglx@linutronix.de>2015-12-19 05:49:13 -0500
commit0fa85119cd480c1ded7a81ed64f723fe16a15355 (patch)
tree8648434601c5112a1d9ab091ab11507fe88e0962 /arch/x86/kernel/smpboot.c
parentd6ccc3ec95251d8d3276f2900b59cbc468dd74f4 (diff)
parent1eab0e42450c6038e2bb17da438370fe639973f3 (diff)
Merge branch 'linus' into x86/cleanups
Pull in upstream changes so we can apply depending patches.
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r--arch/x86/kernel/smpboot.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 4df777710ab7..f2281e9cfdbe 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -509,7 +509,7 @@ void __inquire_remote_apic(int apicid)
509 */ 509 */
510#define UDELAY_10MS_DEFAULT 10000 510#define UDELAY_10MS_DEFAULT 10000
511 511
512static unsigned int init_udelay = INT_MAX; 512static unsigned int init_udelay = UINT_MAX;
513 513
514static int __init cpu_init_udelay(char *str) 514static int __init cpu_init_udelay(char *str)
515{ 515{
@@ -522,14 +522,15 @@ early_param("cpu_init_udelay", cpu_init_udelay);
522static void __init smp_quirk_init_udelay(void) 522static void __init smp_quirk_init_udelay(void)
523{ 523{
524 /* if cmdline changed it from default, leave it alone */ 524 /* if cmdline changed it from default, leave it alone */
525 if (init_udelay != INT_MAX) 525 if (init_udelay != UINT_MAX)
526 return; 526 return;
527 527
528 /* if modern processor, use no delay */ 528 /* if modern processor, use no delay */
529 if (((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) && (boot_cpu_data.x86 == 6)) || 529 if (((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) && (boot_cpu_data.x86 == 6)) ||
530 ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && (boot_cpu_data.x86 >= 0xF))) 530 ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && (boot_cpu_data.x86 >= 0xF))) {
531 init_udelay = 0; 531 init_udelay = 0;
532 532 return;
533 }
533 /* else, use legacy delay */ 534 /* else, use legacy delay */
534 init_udelay = UDELAY_10MS_DEFAULT; 535 init_udelay = UDELAY_10MS_DEFAULT;
535} 536}