Re: [PATCH] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-18 Thread Alexei Starovoitov
On Thu, Feb 18, 2016 at 09:56:22PM -0500, Sasha Levin wrote: > bpf_percpu_hash_update() expects rcu lock to be held and warns if it's not, > which pointed out a missing rcu read lock. > > Fixes: 15a07b338 ("bpf: add lookup/update support for per-cpu hash and array > maps") > Signed-off-by: Sasha

[PATCH] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-18 Thread Sasha Levin
bpf_percpu_hash_update() expects rcu lock to be held and warns if it's not, which pointed out a missing rcu read lock. Fixes: 15a07b338 ("bpf: add lookup/update support for per-cpu hash and array maps") Signed-off-by: Sasha Levin --- kernel/bpf/syscall.c |2 ++ 1 file changed, 2 insertions(