diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/apei/ghes.c | 27 | ||||
| -rw-r--r-- | drivers/acpi/numa/hmat.c | 11 |
2 files changed, 20 insertions, 18 deletions
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 97ee19f2cae0..56107aa00274 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -22,6 +22,7 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/acpi.h> +#include <linux/bitfield.h> #include <linux/io.h> #include <linux/interrupt.h> #include <linux/timer.h> @@ -552,26 +553,25 @@ static bool ghes_handle_memory_failure(struct acpi_hest_generic_data *gdata, } static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata, - int sev, bool sync) + int sev, bool sync) { struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata); int flags = sync ? MF_ACTION_REQUIRED : 0; + char error_type[120]; bool queued = false; int sec_sev, i; char *p; - log_arm_hw_error(err); - sec_sev = ghes_severity(gdata->error_severity); + log_arm_hw_error(err, sec_sev); if (sev != GHES_SEV_RECOVERABLE || sec_sev != GHES_SEV_RECOVERABLE) return false; p = (char *)(err + 1); for (i = 0; i < err->err_info_num; i++) { struct cper_arm_err_info *err_info = (struct cper_arm_err_info *)p; - bool is_cache = (err_info->type == CPER_ARM_CACHE_ERROR); + bool is_cache = err_info->type & CPER_ARM_CACHE_ERROR; bool has_pa = (err_info->validation_bits & CPER_ARM_INFO_VALID_PHYSICAL_ADDR); - const char *error_type = "unknown error"; /* * The field (err_info->error_info & BIT(26)) is fixed to set to @@ -585,12 +585,15 @@ static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata, continue; } - if (err_info->type < ARRAY_SIZE(cper_proc_error_type_strs)) - error_type = cper_proc_error_type_strs[err_info->type]; + cper_bits_to_str(error_type, sizeof(error_type), + FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type), + cper_proc_error_type_strs, + ARRAY_SIZE(cper_proc_error_type_strs)); pr_warn_ratelimited(FW_WARN GHES_PFX - "Unhandled processor error type: %s\n", - error_type); + "Unhandled processor error type 0x%02x: %s%s\n", + err_info->type, error_type, + (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : ""); p += err_info->length; } @@ -895,11 +898,9 @@ static void ghes_do_proc(struct ghes *ghes, arch_apei_report_mem_error(sev, mem_err); queued = ghes_handle_memory_failure(gdata, sev, sync); - } - else if (guid_equal(sec_type, &CPER_SEC_PCIE)) { + } else if (guid_equal(sec_type, &CPER_SEC_PCIE)) { ghes_handle_aer(gdata); - } - else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) { + } else if (guid_equal(sec_type, &CPER_SEC_PROC_ARM)) { queued = ghes_handle_arm_hw_error(gdata, sev, sync); } else if (guid_equal(sec_type, &CPER_SEC_CXL_PROT_ERR)) { struct cxl_cper_sec_prot_err *prot_err = acpi_hest_get_payload(gdata); diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c index 11e4483685c9..77a81627aaef 100644 --- a/drivers/acpi/numa/hmat.c +++ b/drivers/acpi/numa/hmat.c @@ -910,12 +910,13 @@ static void hmat_register_target(struct memory_target *target) * Register generic port perf numbers. The nid may not be * initialized and is still NUMA_NO_NODE. */ - mutex_lock(&target_lock); - if (*(u16 *)target->gen_port_device_handle) { - hmat_update_generic_target(target); - target->registered = true; + scoped_guard(mutex, &target_lock) { + if (*(u16 *)target->gen_port_device_handle) { + hmat_update_generic_target(target); + target->registered = true; + return; + } } - mutex_unlock(&target_lock); hmat_hotplug_target(target); } |