mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 00:21:59 +00:00
21480547c8
In order to allow reporting errors via EDAC, add hooks for: 1) register an EDAC driver; 2) unregister an EDAC driver; 3) report errors via EDAC. As the EDAC driver will need to access the ghes structure, adds it as one of the parameters for ghes_do_proc. Acked-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
73 lines
1.5 KiB
C
73 lines
1.5 KiB
C
#include <acpi/apei.h>
|
|
#include <acpi/hed.h>
|
|
|
|
/*
|
|
* One struct ghes is created for each generic hardware error source.
|
|
* It provides the context for APEI hardware error timer/IRQ/SCI/NMI
|
|
* handler.
|
|
*
|
|
* estatus: memory buffer for error status block, allocated during
|
|
* HEST parsing.
|
|
*/
|
|
#define GHES_TO_CLEAR 0x0001
|
|
#define GHES_EXITING 0x0002
|
|
|
|
struct ghes {
|
|
struct acpi_hest_generic *generic;
|
|
struct acpi_hest_generic_status *estatus;
|
|
u64 buffer_paddr;
|
|
unsigned long flags;
|
|
union {
|
|
struct list_head list;
|
|
struct timer_list timer;
|
|
unsigned int irq;
|
|
};
|
|
};
|
|
|
|
struct ghes_estatus_node {
|
|
struct llist_node llnode;
|
|
struct acpi_hest_generic *generic;
|
|
struct ghes *ghes;
|
|
};
|
|
|
|
struct ghes_estatus_cache {
|
|
u32 estatus_len;
|
|
atomic_t count;
|
|
struct acpi_hest_generic *generic;
|
|
unsigned long long time_in;
|
|
struct rcu_head rcu;
|
|
};
|
|
|
|
enum {
|
|
GHES_SEV_NO = 0x0,
|
|
GHES_SEV_CORRECTED = 0x1,
|
|
GHES_SEV_RECOVERABLE = 0x2,
|
|
GHES_SEV_PANIC = 0x3,
|
|
};
|
|
|
|
/* From drivers/edac/ghes_edac.c */
|
|
|
|
#ifdef CONFIG_EDAC_GHES
|
|
void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
|
|
struct cper_sec_mem_err *mem_err);
|
|
|
|
int ghes_edac_register(struct ghes *ghes, struct device *dev);
|
|
|
|
void ghes_edac_unregister(struct ghes *ghes);
|
|
|
|
#else
|
|
static inline void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
|
|
struct cper_sec_mem_err *mem_err)
|
|
{
|
|
}
|
|
|
|
static inline int ghes_edac_register(struct ghes *ghes, struct device *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline void ghes_edac_unregister(struct ghes *ghes)
|
|
{
|
|
}
|
|
#endif
|