summaryrefslogtreecommitdiffstats
path: root/kernel/bpf/syscall.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/bpf/syscall.c')
-rw-r--r--kernel/bpf/syscall.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index c23a4e93..f6806a1 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -623,7 +623,7 @@ static void bpf_prog_uncharge_memlock(struct bpf_prog *prog)
free_uid(user);
}
-static void __prog_put_common(struct rcu_head *rcu)
+static void __bpf_prog_put_rcu(struct rcu_head *rcu)
{
struct bpf_prog_aux *aux = container_of(rcu, struct bpf_prog_aux, rcu);
@@ -632,17 +632,10 @@ static void __prog_put_common(struct rcu_head *rcu)
bpf_prog_free(aux->prog);
}
-/* version of bpf_prog_put() that is called after a grace period */
-void bpf_prog_put_rcu(struct bpf_prog *prog)
-{
- if (atomic_dec_and_test(&prog->aux->refcnt))
- call_rcu(&prog->aux->rcu, __prog_put_common);
-}
-
void bpf_prog_put(struct bpf_prog *prog)
{
if (atomic_dec_and_test(&prog->aux->refcnt))
- __prog_put_common(&prog->aux->rcu);
+ call_rcu(&prog->aux->rcu, __bpf_prog_put_rcu);
}
EXPORT_SYMBOL_GPL(bpf_prog_put);
@@ -650,7 +643,7 @@ static int bpf_prog_release(struct inode *inode, struct file *filp)
{
struct bpf_prog *prog = filp->private_data;
- bpf_prog_put_rcu(prog);
+ bpf_prog_put(prog);
return 0;
}
OpenPOWER on IntegriCloud