diff options
| author | Li RongQing <lirongqing@baidu.com> | 2025-02-18 16:20:21 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-05-02 07:58:52 +0200 |
| commit | db3b3964af11a3951708125152b1547150176a5f (patch) | |
| tree | ee8c6c18af8a4fb7b0073519219112148de267f6 | |
| parent | 27ce35d80a1c80498d0b72a9405cf219e05c939b (diff) | |
PM: EM: use kfree_rcu() to simplify the code
[ Upstream commit 1618f635bdf56f3ac158171114e9bf18db234cbf ]
The callback function of call_rcu() just calls kfree(), so use
kfree_rcu() instead of call_rcu() + callback function.
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Link: https://patch.msgid.link/20250218082021.2766-1-lirongqing@baidu.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Stable-dep-of: 3ee7be9e10dd ("PM: EM: Address RCU-related sparse warnings")
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | kernel/power/energy_model.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 927cc55ba0b3..e303d938637f 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); } /** |