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authorLi RongQing <lirongqing@baidu.com>2025-02-18 11:20:21 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2025-02-20 22:53:34 +0300
commit1618f635bdf56f3ac158171114e9bf18db234cbf (patch)
treef8596de20503a7424848e892f04d69036b583edc
parenta8e62726ac0dd7b610c87ba1a938a5a9091c34df (diff)
downloadlinux-1618f635bdf56f3ac158171114e9bf18db234cbf.tar.xz
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 <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>
-rw-r--r--kernel/power/energy_model.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c
index 066bcf1c71a1..16f6dcafdb90 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);
}
/**