* 'x86-mce-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86, mce: Use HW_ERR in MCE handler
x86, mce: Add HW_ERR printk prefix for hardware error logging
x86, mce: Fix MSR_IA32_MCI_CTL2 CMCI threshold setup
x86, mce: Rename MSR_IA32_MCx_CTL2 value
#define _EFER_LMA 10 /* Long mode active (read-only) */
#define _EFER_NX 11 /* No execute enable */
#define _EFER_SVME 12 /* Enable virtualization */
+#define _EFER_LMSLE 13 /* Long Mode Segment Limit Enable */
#define _EFER_FFXSR 14 /* Enable Fast FXSAVE/FXRSTOR */
#define EFER_SCE (1<<_EFER_SCE)
#define EFER_LMA (1<<_EFER_LMA)
#define EFER_NX (1<<_EFER_NX)
#define EFER_SVME (1<<_EFER_SVME)
+#define EFER_LMSLE (1<<_EFER_LMSLE)
#define EFER_FFXSR (1<<_EFER_FFXSR)
/* Intel MSRs. Some also available on other CPUs */
#define MSR_IA32_MC0_CTL2 0x00000280
#define MSR_IA32_MCx_CTL2(x) (MSR_IA32_MC0_CTL2 + (x))
- #define CMCI_EN (1ULL << 30)
- #define CMCI_THRESHOLD_MASK 0xffffULL
-
#define MSR_P6_PERFCTR0 0x000000c1
#define MSR_P6_PERFCTR1 0x000000c2
#define MSR_P6_EVNTSEL0 0x00000186
#define MSR_AMD64_PATCH_LOADER 0xc0010020
#define MSR_AMD64_OSVW_ID_LENGTH 0xc0010140
#define MSR_AMD64_OSVW_STATUS 0xc0010141
+#define MSR_AMD64_DC_CFG 0xc0011022
#define MSR_AMD64_IBSFETCHCTL 0xc0011030
#define MSR_AMD64_IBSFETCHLINAD 0xc0011031
#define MSR_AMD64_IBSFETCHPHYSAD 0xc0011032
#define MSR_K7_FID_VID_STATUS 0xc0010042
/* K6 MSRs */
-#define MSR_K6_EFER 0xc0000080
-#define MSR_K6_STAR 0xc0000081
#define MSR_K6_WHCR 0xc0000082
#define MSR_K6_UWCCR 0xc0000085
#define MSR_K6_EPMR 0xc0000086
#define MSR_IA32_THERM_CONTROL 0x0000019a
#define MSR_IA32_THERM_INTERRUPT 0x0000019b
-#define THERM_INT_LOW_ENABLE (1 << 0)
-#define THERM_INT_HIGH_ENABLE (1 << 1)
+#define THERM_INT_HIGH_ENABLE (1 << 0)
+#define THERM_INT_LOW_ENABLE (1 << 1)
+#define THERM_INT_PLN_ENABLE (1 << 24)
#define MSR_IA32_THERM_STATUS 0x0000019c
#define THERM_STATUS_PROCHOT (1 << 0)
+#define THERM_STATUS_POWER_LIMIT (1 << 10)
#define MSR_THERM2_CTL 0x0000019d
#define MSR_IA32_TEMPERATURE_TARGET 0x000001a2
+#define MSR_IA32_ENERGY_PERF_BIAS 0x000001b0
+
+#define MSR_IA32_PACKAGE_THERM_STATUS 0x000001b1
+
+#define PACKAGE_THERM_STATUS_PROCHOT (1 << 0)
+#define PACKAGE_THERM_STATUS_POWER_LIMIT (1 << 10)
+
+#define MSR_IA32_PACKAGE_THERM_INTERRUPT 0x000001b2
+
+#define PACKAGE_THERM_INT_HIGH_ENABLE (1 << 0)
+#define PACKAGE_THERM_INT_LOW_ENABLE (1 << 1)
+#define PACKAGE_THERM_INT_PLN_ENABLE (1 << 24)
+
/* MISC_ENABLE bits: architectural */
#define MSR_IA32_MISC_ENABLE_FAST_STRING (1ULL << 0)
#define MSR_IA32_MISC_ENABLE_TCC (1ULL << 1)
static DEFINE_MUTEX(mce_read_mutex);
#define rcu_dereference_check_mce(p) \
- rcu_dereference_check((p), \
+ rcu_dereference_index_check((p), \
rcu_read_lock_sched_held() || \
lockdep_is_held(&mce_read_mutex))
static int default_decode_mce(struct notifier_block *nb, unsigned long val,
void *data)
{
- pr_emerg("No human readable MCE decoding support on this CPU type.\n");
- pr_emerg("Run the message through 'mcelog --ascii' to decode.\n");
+ pr_emerg(HW_ERR "No human readable MCE decoding support on this CPU type.\n");
+ pr_emerg(HW_ERR "Run the message through 'mcelog --ascii' to decode.\n");
return NOTIFY_STOP;
}
static void print_mce(struct mce *m)
{
- pr_emerg("CPU %d: Machine Check Exception: %16Lx Bank %d: %016Lx\n",
+ pr_emerg(HW_ERR "CPU %d: Machine Check Exception: %Lx Bank %d: %016Lx\n",
m->extcpu, m->mcgstatus, m->bank, m->status);
if (m->ip) {
- pr_emerg("RIP%s %02x:<%016Lx> ",
+ pr_emerg(HW_ERR "RIP%s %02x:<%016Lx> ",
!(m->mcgstatus & MCG_STATUS_EIPV) ? " !INEXACT!" : "",
m->cs, m->ip);
pr_cont("\n");
}
- pr_emerg("TSC %llx ", m->tsc);
+ pr_emerg(HW_ERR "TSC %llx ", m->tsc);
if (m->addr)
pr_cont("ADDR %llx ", m->addr);
if (m->misc)
pr_cont("MISC %llx ", m->misc);
pr_cont("\n");
- pr_emerg("PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x\n",
+ pr_emerg(HW_ERR "PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x\n",
m->cpuvendor, m->cpuid, m->time, m->socketid, m->apicid);
/*
atomic_notifier_call_chain(&x86_mce_decoder_chain, 0, m);
}
- static void print_mce_head(void)
- {
- pr_emerg("\nHARDWARE ERROR\n");
- }
-
- static void print_mce_tail(void)
- {
- pr_emerg("This is not a software problem!\n");
- }
-
#define PANIC_TIMEOUT 5 /* 5 seconds */
static atomic_t mce_paniced;
if (atomic_inc_return(&mce_fake_paniced) > 1)
return;
}
- print_mce_head();
/* First print corrected ones that are still unlogged */
for (i = 0; i < MCE_LOG_LEN; i++) {
struct mce *m = &mcelog.entry[i];
apei_err = apei_write_mce(final);
}
if (cpu_missing)
- printk(KERN_EMERG "Some CPUs didn't answer in synchronization\n");
- print_mce_tail();
+ pr_emerg(HW_ERR "Some CPUs didn't answer in synchronization\n");
if (exp)
- printk(KERN_EMERG "Machine check: %s\n", exp);
+ pr_emerg(HW_ERR "Machine check: %s\n", exp);
if (!fake_panic) {
if (panic_timeout == 0)
panic_timeout = mce_panic_timeout;
panic(msg);
} else
- printk(KERN_EMERG "Fake kernel panic: %s\n", msg);
+ pr_emerg(HW_ERR "Fake kernel panic: %s\n", msg);
}
/* Support code for software error injection */
*/
if (!(flags & MCP_DONTLOG) && !mce_dont_log_ce) {
mce_log(&m);
+ atomic_notifier_call_chain(&x86_mce_decoder_chain, 0, &m);
add_taint(TAINT_MACHINE_CHECK);
}
schedule_work(&mce_trigger_work);
if (__ratelimit(&ratelimit))
- printk(KERN_INFO "Machine check events logged\n");
+ pr_info(HW_ERR "Machine check events logged\n");
return 1;
}
}
#endif
+struct va_format {
+ const char *fmt;
+ va_list *va;
+};
+
extern struct atomic_notifier_head panic_notifier_list;
extern long (*panic_blink)(long time);
NORET_TYPE void panic(const char * fmt, ...)
#define FW_WARN "[Firmware Warn]: "
#define FW_INFO "[Firmware Info]: "
+ /*
+ * HW_ERR
+ * Add this to a message for hardware errors, so that user can report
+ * it to hardware vendor instead of LKML or software vendor.
+ */
+ #define HW_ERR "[Hardware Error]: "
+
#ifdef CONFIG_PRINTK
asmlinkage int vprintk(const char *fmt, va_list args)
__attribute__ ((format (printf, 1, 0)));
extern void tracing_stop(void);
extern void ftrace_off_permanent(void);
-extern void
-ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3);
-
static inline void __attribute__ ((format (printf, 1, 2)))
____trace_printk_check_format(const char *fmt, ...)
{
extern void ftrace_dump(enum ftrace_dump_mode oops_dump_mode);
#else
-static inline void
-ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { }
static inline int
trace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
#endif /* __KERNEL__ */
-#ifndef __EXPORTED_HEADERS__
-#ifndef __KERNEL__
-#warning Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders
-#endif /* __KERNEL__ */
-#endif /* __EXPORTED_HEADERS__ */
-
#define SI_LOAD_SHIFT 16
struct sysinfo {
long uptime; /* Seconds since boot */
projects / linux-beck.git / commitdiff