1 #include <linux/device.h>
7 MCE_UCNA_SEVERITY = MCE_DEFERRED_SEVERITY,
16 extern struct atomic_notifier_head x86_mce_decoder_chain;
19 #define INITIAL_CHECK_INTERVAL 5 * 60 /* 5 minutes */
21 /* One object for each MCE bank, shared by all CPUs */
23 u64 ctl; /* subevents to enable */
24 unsigned char init; /* initialise bank? */
25 struct device_attribute attr; /* device attribute */
26 char attrname[ATTR_LEN]; /* attribute name */
29 struct mce_evt_llist {
30 struct llist_node llnode;
34 void mce_gen_pool_process(void);
35 bool mce_gen_pool_empty(void);
36 int mce_gen_pool_add(struct mce *mce);
37 int mce_gen_pool_init(void);
38 struct llist_node *mce_gen_pool_prepare_records(void);
40 extern int (*mce_severity)(struct mce *a, int tolerant, char **msg, bool is_excp);
41 struct dentry *mce_get_debugfs_dir(void);
43 extern struct mce_bank *mce_banks;
44 extern mce_banks_t mce_banks_ce_disabled;
46 #ifdef CONFIG_X86_MCE_INTEL
47 unsigned long cmci_intel_adjust_timer(unsigned long interval);
48 bool mce_intel_cmci_poll(void);
49 void mce_intel_hcpu_update(unsigned long cpu);
50 void cmci_disable_bank(int bank);
52 # define cmci_intel_adjust_timer mce_adjust_timer_default
53 static inline bool mce_intel_cmci_poll(void) { return false; }
54 static inline void mce_intel_hcpu_update(unsigned long cpu) { }
55 static inline void cmci_disable_bank(int bank) { }
58 void mce_timer_kick(unsigned long interval);
60 #ifdef CONFIG_ACPI_APEI
61 int apei_write_mce(struct mce *m);
62 ssize_t apei_read_mce(struct mce *m, u64 *record_id);
63 int apei_check_mce(void);
64 int apei_clear_mce(u64 record_id);
66 static inline int apei_write_mce(struct mce *m)
70 static inline ssize_t apei_read_mce(struct mce *m, u64 *record_id)
74 static inline int apei_check_mce(void)
78 static inline int apei_clear_mce(u64 record_id)
84 void mce_inject_log(struct mce *m);
87 * We consider records to be equivalent if bank+status+addr+misc all match.
88 * This is only used when the system is going down because of a fatal error
89 * to avoid cluttering the console log with essentially repeated information.
90 * In normal processing all errors seen are logged.
92 static inline bool mce_cmp(struct mce *m1, struct mce *m2)
94 return m1->bank != m2->bank ||
95 m1->status != m2->status ||
96 m1->addr != m2->addr ||