From: Ran Xiaokai <[email protected]> The rcu callback free_ctx() simply calls kfree(). It's better to directly call kfree_rcu().
Signed-off-by: Ran Xiaokai <[email protected]> --- kernel/events/core.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/kernel/events/core.c b/kernel/events/core.c index 065f9188b44a..7f4cc9c41bbe 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -1210,14 +1210,6 @@ static void free_task_ctx_data(struct pmu *pmu, void *task_ctx_data) kmem_cache_free(pmu->task_ctx_cache, task_ctx_data); } -static void free_ctx(struct rcu_head *head) -{ - struct perf_event_context *ctx; - - ctx = container_of(head, struct perf_event_context, rcu_head); - kfree(ctx); -} - static void put_ctx(struct perf_event_context *ctx) { if (refcount_dec_and_test(&ctx->refcount)) { @@ -1225,7 +1217,7 @@ static void put_ctx(struct perf_event_context *ctx) put_ctx(ctx->parent_ctx); if (ctx->task && ctx->task != TASK_TOMBSTONE) put_task_struct(ctx->task); - call_rcu(&ctx->rcu_head, free_ctx); + kfree_rcu(ctx, rcu_head); } } -- 2.17.1 _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
