diff options
Diffstat (limited to 'drivers/edac')
-rw-r--r-- | drivers/edac/amd64_edac.c | 2 | ||||
-rw-r--r-- | drivers/edac/ghes_edac.c | 15 | ||||
-rw-r--r-- | drivers/edac/pnd2_edac.c | 2 |
3 files changed, 13 insertions, 6 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 6262f6370c5d..fcc08bbf6945 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -3375,7 +3375,7 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) pvt->ops = &family_types[F17_M70H_CPUS].ops; break; } - /* fall through */ + fallthrough; case 0x18: fam_type = &family_types[F17_CPUS]; pvt->ops = &family_types[F17_CPUS].ops; diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c index da60c29468a7..94d1e3165052 100644 --- a/drivers/edac/ghes_edac.c +++ b/drivers/edac/ghes_edac.c @@ -55,6 +55,8 @@ static DEFINE_SPINLOCK(ghes_lock); static bool __read_mostly force_load; module_param(force_load, bool, 0); +static bool system_scanned; + /* Memory Device - Type 17 of SMBIOS spec */ struct memdev_dmi_entry { u8 type; @@ -225,14 +227,12 @@ static void enumerate_dimms(const struct dmi_header *dh, void *arg) static void ghes_scan_system(void) { - static bool scanned; - - if (scanned) + if (system_scanned) return; dmi_walk(enumerate_dimms, &ghes_hw); - scanned = true; + system_scanned = true; } void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err) @@ -508,6 +508,7 @@ int ghes_edac_register(struct ghes *ghes, struct device *dev) if (!force_load && idx < 0) return -ENODEV; } else { + force_load = true; idx = 0; } @@ -629,8 +630,14 @@ void ghes_edac_unregister(struct ghes *ghes) struct mem_ctl_info *mci; unsigned long flags; + if (!force_load) + return; + mutex_lock(&ghes_reg_mutex); + system_scanned = false; + memset(&ghes_hw, 0, sizeof(struct ghes_hw_desc)); + if (!refcount_dec_and_test(&ghes_refcount)) goto unlock; diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index b8fc4b84fd86..928f63a374c7 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -198,7 +198,7 @@ static int apl_rd_reg(int port, int off, int op, void *data, size_t sz, char *na switch (sz) { case 8: ret = _apl_rd_reg(port, off + 4, op, (u32 *)(data + 4)); - /* fall through */ + fallthrough; case 4: ret |= _apl_rd_reg(port, off, op, (u32 *)data); pnd2_printk(KERN_DEBUG, "%s=%x%08x ret=%d\n", name, |