| From | "Joel Fernandes (Google)" <> | Subject | [PATCH v4 07/14] cred: Move call_rcu() to call_rcu_lazy() | Date | Fri, 19 Aug 2022 20:48:50 +0000 |
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This is required to prevent callbacks triggering RCU machinery too quickly and too often, which adds more power to the system.
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org> --- kernel/cred.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/cred.c b/kernel/cred.c index e10c15f51c1f..c7cb2e3ac73a 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -150,7 +150,7 @@ void __put_cred(struct cred *cred) if (cred->non_rcu) put_cred_rcu(&cred->rcu); else - call_rcu(&cred->rcu, put_cred_rcu); + call_rcu_lazy(&cred->rcu, put_cred_rcu); } EXPORT_SYMBOL(__put_cred); -- 2.37.2.609.g9ff673ca1a-goog
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