#include <linux/genalloc.h>
#include <linux/pci.h>
#include <linux/aer.h>
-#include <acpi/apei.h>
-#include <acpi/hed.h>
+
+#include <acpi/ghes.h>
#include <asm/mce.h>
#include <asm/tlbflush.h>
#include <asm/nmi.h>
((struct acpi_hest_generic_status *) \
((struct ghes_estatus_node *)(estatus_node) + 1))
-/*
- * 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_estatus_cache {
- u32 estatus_len;
- atomic_t count;
- struct acpi_hest_generic *generic;
- unsigned long long time_in;
- struct rcu_head rcu;
-};
-
bool ghes_disable;
module_param_named(disable, ghes_disable, bool, 0);
apei_unmap_generic_address(&ghes->generic->error_status_address);
}
-enum {
- GHES_SEV_NO = 0x0,
- GHES_SEV_CORRECTED = 0x1,
- GHES_SEV_RECOVERABLE = 0x2,
- GHES_SEV_PANIC = 0x3,
-};
-
static inline int ghes_severity(int severity)
{
switch (severity) {
ghes->flags &= ~GHES_TO_CLEAR;
}
-static void ghes_do_proc(const struct acpi_hest_generic_status *estatus)
+static void ghes_do_proc(struct ghes *ghes,
+ const struct acpi_hest_generic_status *estatus)
{
int sev, sec_sev;
struct acpi_hest_generic_data *gdata;
CPER_SEC_PLATFORM_MEM)) {
struct cper_sec_mem_err *mem_err;
mem_err = (struct cper_sec_mem_err *)(gdata+1);
+ ghes_edac_report_mem_error(ghes, sev, mem_err);
+
#ifdef CONFIG_X86_MCE
apei_mce_report_mem_error(sev == GHES_SEV_CORRECTED,
mem_err);
if (ghes_print_estatus(NULL, ghes->generic, ghes->estatus))
ghes_estatus_cache_add(ghes->generic, ghes->estatus);
}
- ghes_do_proc(ghes->estatus);
+ ghes_do_proc(ghes, ghes->estatus);
out:
ghes_clear_estatus(ghes);
return 0;
estatus = GHES_ESTATUS_FROM_NODE(estatus_node);
len = apei_estatus_len(estatus);
node_len = GHES_ESTATUS_NODE_LEN(len);
- ghes_do_proc(estatus);
+ ghes_do_proc(estatus_node->ghes, estatus);
if (!ghes_estatus_cached(estatus)) {
generic = estatus_node->generic;
if (ghes_print_estatus(NULL, generic, estatus))
estatus_node = (void *)gen_pool_alloc(ghes_estatus_pool,
node_len);
if (estatus_node) {
+ estatus_node->ghes = ghes;
estatus_node->generic = ghes->generic;
estatus = GHES_ESTATUS_FROM_NODE(estatus_node);
memcpy(estatus, ghes->estatus, len);
ghes = NULL;
goto err;
}
+
+ rc = ghes_edac_register(ghes, &ghes_dev->dev);
+ if (rc < 0)
+ goto err;
+
switch (generic->notify.type) {
case ACPI_HEST_NOTIFY_POLLED:
ghes->timer.function = ghes_poll_func;
if (acpi_gsi_to_irq(generic->notify.vector, &ghes->irq)) {
pr_err(GHES_PFX "Failed to map GSI to IRQ for generic hardware error source: %d\n",
generic->header.source_id);
- goto err;
+ goto err_edac_unreg;
}
if (request_irq(ghes->irq, ghes_irq_func,
0, "GHES IRQ", ghes)) {
pr_err(GHES_PFX "Failed to register IRQ for generic hardware error source: %d\n",
generic->header.source_id);
- goto err;
+ goto err_edac_unreg;
}
break;
case ACPI_HEST_NOTIFY_SCI:
platform_set_drvdata(ghes_dev, ghes);
return 0;
+err_edac_unreg:
+ ghes_edac_unregister(ghes);
err:
if (ghes) {
ghes_fini(ghes);
}
ghes_fini(ghes);
+
+ ghes_edac_unregister(ghes);
+
kfree(ghes);
platform_set_drvdata(ghes_dev, NULL);