From 7fc0b9b995f222646ece8d5bca528060c098ee88 Mon Sep 17 00:00:00 2001 From: Tony Luck Date: Fri, 14 Feb 2020 14:27:20 -0800 Subject: EDAC: Drop the EDAC report status checks When acpi_extlog was added, we were worried that the same error would be reported more than once by different subsystems. But in the ensuing years I've seen complaints that people could not find an error log (because this mechanism suppressed the log they were looking for). Rip it all out. People are smart enough to notice the same address from different reporting mechanisms. Signed-off-by: Tony Luck Signed-off-by: Borislav Petkov Tested-by: Tony Luck Link: https://lkml.kernel.org/r/20200214222720.13168-8-tony.luck@intel.com --- drivers/edac/edac_mc.c | 61 ----------------------------------------------- drivers/edac/pnd2_edac.c | 3 --- drivers/edac/sb_edac.c | 4 ---- drivers/edac/skx_common.c | 3 --- 4 files changed, 71 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 75ede27bdf6a..5813e931f2f0 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -43,8 +43,6 @@ int edac_op_state = EDAC_OPSTATE_INVAL; EXPORT_SYMBOL_GPL(edac_op_state); -static int edac_report = EDAC_REPORTING_ENABLED; - /* lock to memory controller's control array */ static DEFINE_MUTEX(mem_ctls_mutex); static LIST_HEAD(mc_devices); @@ -60,65 +58,6 @@ static struct mem_ctl_info *error_desc_to_mci(struct edac_raw_error_desc *e) return container_of(e, struct mem_ctl_info, error_desc); } -int edac_get_report_status(void) -{ - return edac_report; -} -EXPORT_SYMBOL_GPL(edac_get_report_status); - -void edac_set_report_status(int new) -{ - if (new == EDAC_REPORTING_ENABLED || - new == EDAC_REPORTING_DISABLED || - new == EDAC_REPORTING_FORCE) - edac_report = new; -} -EXPORT_SYMBOL_GPL(edac_set_report_status); - -static int edac_report_set(const char *str, const struct kernel_param *kp) -{ - if (!str) - return -EINVAL; - - if (!strncmp(str, "on", 2)) - edac_report = EDAC_REPORTING_ENABLED; - else if (!strncmp(str, "off", 3)) - edac_report = EDAC_REPORTING_DISABLED; - else if (!strncmp(str, "force", 5)) - edac_report = EDAC_REPORTING_FORCE; - - return 0; -} - -static int edac_report_get(char *buffer, const struct kernel_param *kp) -{ - int ret = 0; - - switch (edac_report) { - case EDAC_REPORTING_ENABLED: - ret = sprintf(buffer, "on"); - break; - case EDAC_REPORTING_DISABLED: - ret = sprintf(buffer, "off"); - break; - case EDAC_REPORTING_FORCE: - ret = sprintf(buffer, "force"); - break; - default: - ret = -EINVAL; - break; - } - - return ret; -} - -static const struct kernel_param_ops edac_report_ops = { - .set = edac_report_set, - .get = edac_report_get, -}; - -module_param_cb(edac_report, &edac_report_ops, &edac_report, 0644); - unsigned int edac_dimm_info_location(struct dimm_info *dimm, char *buf, unsigned int len) { diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index 1929a5dc8f94..c1f2e6deb021 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -1396,9 +1396,6 @@ static int pnd2_mce_check_error(struct notifier_block *nb, unsigned long val, vo struct dram_addr daddr; char *type; - if (edac_get_report_status() == EDAC_REPORTING_DISABLED) - return NOTIFY_DONE; - mci = pnd2_mci; if (!mci || (mce->kflags & MCE_HANDLED_CEC)) return NOTIFY_DONE; diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index f790f7d08688..d414698ca324 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -3134,8 +3134,6 @@ static int sbridge_mce_check_error(struct notifier_block *nb, unsigned long val, struct mem_ctl_info *mci; char *type; - if (edac_get_report_status() == EDAC_REPORTING_DISABLED) - return NOTIFY_DONE; if (mce->kflags & MCE_HANDLED_CEC) return NOTIFY_DONE; @@ -3526,8 +3524,6 @@ static int __init sbridge_init(void) if (rc >= 0) { mce_register_decode_chain(&sbridge_mce_dec); - if (edac_get_report_status() == EDAC_REPORTING_DISABLED) - sbridge_printk(KERN_WARNING, "Loading driver, error reporting disabled.\n"); return 0; } diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c index 6f08a12f6b11..423d33aef54f 100644 --- a/drivers/edac/skx_common.c +++ b/drivers/edac/skx_common.c @@ -574,9 +574,6 @@ int skx_mce_check_error(struct notifier_block *nb, unsigned long val, struct mem_ctl_info *mci; char *type; - if (edac_get_report_status() == EDAC_REPORTING_DISABLED) - return NOTIFY_DONE; - if (mce->kflags & MCE_HANDLED_CEC) return NOTIFY_DONE; -- cgit v1.2.3