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authorJiri Slaby <jslaby@suse.cz>2019-07-21 10:23:21 +0200
committerJiri Slaby <jslaby@suse.cz>2019-07-21 10:23:24 +0200
commit1541b22aa8c27af25d88f1d57704dadd350fadd1 (patch)
tree9e1f05b7256ab5dad5a831286d4e02dd0c93c53e
parentd081a8b44dc3ba670548e5696b981bec807bb938 (diff)
drivers: base: cacheinfo: Ensure cpu hotplug work is done
before Intel RDT (bnc#1012628). suse-commit: b116993c524a71e80e4ad558a1c8f4c1ac9d54b6
-rw-r--r--drivers/base/cacheinfo.c3
-rw-r--r--include/linux/cpuhotplug.h1
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index a7359535caf5..b444f89a2041 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -655,7 +655,8 @@ static int cacheinfo_cpu_pre_down(unsigned int cpu)
static int __init cacheinfo_sysfs_init(void)
{
- return cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "base/cacheinfo:online",
+ return cpuhp_setup_state(CPUHP_AP_BASE_CACHEINFO_ONLINE,
+ "base/cacheinfo:online",
cacheinfo_cpu_online, cacheinfo_cpu_pre_down);
}
device_initcall(cacheinfo_sysfs_init);
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 5c6062206760..52ec0d9fa1f7 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -176,6 +176,7 @@ enum cpuhp_state {
CPUHP_AP_WATCHDOG_ONLINE,
CPUHP_AP_WORKQUEUE_ONLINE,
CPUHP_AP_RCUTREE_ONLINE,
+ CPUHP_AP_BASE_CACHEINFO_ONLINE,
CPUHP_AP_ONLINE_DYN,
CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30,
CPUHP_AP_X86_HPET_ONLINE,