From: Li RongQing Date: Tue, 18 Feb 2025 08:20:21 +0000 (+0800) Subject: PM: EM: use kfree_rcu() to simplify the code X-Git-Tag: v6.15-rc1~191^2~2^2~4 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1618f635bdf56f3ac158171114e9bf18db234cbf;p=thirdparty%2Fkernel%2Flinux.git PM: EM: use kfree_rcu() to simplify the code The callback function of call_rcu() just calls kfree(), so use kfree_rcu() instead of call_rcu() + callback function. Signed-off-by: Li RongQing Reviewed-by: Lukasz Luba Link: https://patch.msgid.link/20250218082021.2766-1-lirongqing@baidu.com Signed-off-by: Rafael J. Wysocki --- diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 066bcf1c71a1f..16f6dcafdb904 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -161,14 +161,6 @@ static void em_debug_create_pd(struct device *dev) {} static void em_debug_remove_pd(struct device *dev) {} #endif -static void em_destroy_table_rcu(struct rcu_head *rp) -{ - struct em_perf_table __rcu *table; - - table = container_of(rp, struct em_perf_table, rcu); - kfree(table); -} - static void em_release_table_kref(struct kref *kref) { struct em_perf_table __rcu *table; @@ -176,7 +168,7 @@ static void em_release_table_kref(struct kref *kref) /* It was the last owner of this table so we can free */ table = container_of(kref, struct em_perf_table, kref); - call_rcu(&table->rcu, em_destroy_table_rcu); + kfree_rcu(table, rcu); } /**