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| author |   Ingo Molnar <mingo@kernel.org> | 2017-11-07 10:32:44 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-11-07 10:32:44 +0100 |
| commit | 8c5db92a705d9e2c986adec475980d1120fa07b4 (patch) | |
| tree | 9f0eea56889819707c0a1a8eb5b1fb2db3cdaf3d /net/sched/cls_bpf.c | |
| parent | x86/paravirt: Set up the virt_spin_lock_key after static keys get initialized (diff) | |
| parent | Merge branch 'for-4.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq (diff) | |
| download | linux-dev-8c5db92a705d9e2c986adec475980d1120fa07b4.tar.xz linux-dev-8c5db92a705d9e2c986adec475980d1120fa07b4.zip | |
Merge branch 'linus' into locking/core, to resolve conflicts
Conflicts:
include/linux/compiler-clang.h
include/linux/compiler-gcc.h
include/linux/compiler-intel.h
include/uapi/linux/stddef.h
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/sched/cls_bpf.c')
| -rw-r--r-- | net/sched/cls_bpf.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index 520c5027646a..037a3ae86829 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -49,7 +49,10 @@ struct cls_bpf_prog { struct sock_filter *bpf_ops; const char *bpf_name; struct tcf_proto *tp; - struct rcu_head rcu; + union { + struct work_struct work; + struct rcu_head rcu; + }; }; static const struct nla_policy bpf_policy[TCA_BPF_MAX + 1] = { @@ -257,9 +260,21 @@ static void __cls_bpf_delete_prog(struct cls_bpf_prog *prog) kfree(prog); } +static void cls_bpf_delete_prog_work(struct work_struct *work) +{ + struct cls_bpf_prog *prog = container_of(work, struct cls_bpf_prog, work); + + rtnl_lock(); + __cls_bpf_delete_prog(prog); + rtnl_unlock(); +} + static void cls_bpf_delete_prog_rcu(struct rcu_head *rcu) { - __cls_bpf_delete_prog(container_of(rcu, struct cls_bpf_prog, rcu)); + struct cls_bpf_prog *prog = container_of(rcu, struct cls_bpf_prog, rcu); + + INIT_WORK(&prog->work, cls_bpf_delete_prog_work); + tcf_queue_work(&prog->work); } static void __cls_bpf_delete(struct tcf_proto *tp, struct cls_bpf_prog *prog) |