Re: [PATCH v2] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-19 Thread David Miller
From: Sasha Levin Date: Fri, 19 Feb 2016 13:53:10 -0500 > 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 Lev

Re: [PATCH v2] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-19 Thread Daniel Borkmann
On 02/19/2016 07:53 PM, 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 Levin LGTM, patch is agai

Re: [PATCH v2] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-19 Thread Alexei Starovoitov
On Fri, Feb 19, 2016 at 01:53:10PM -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 v2] bpf: grab rcu read lock for bpf_percpu_hash_update

2016-02-19 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/hashtab.c |8 +++- 1 file changed, 7 inser