From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2993182AbcBSS4c (ORCPT ); Fri, 19 Feb 2016 13:56:32 -0500 Received: from mail-pf0-f179.google.com ([209.85.192.179]:34718 "EHLO mail-pf0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751630AbcBSS4a (ORCPT ); Fri, 19 Feb 2016 13:56:30 -0500 Date: Fri, 19 Feb 2016 10:56:25 -0800 From: Alexei Starovoitov To: Sasha Levin Cc: ast@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, davem@davemloft.net Subject: Re: [PATCH v2] bpf: grab rcu read lock for bpf_percpu_hash_update Message-ID: <20160219185624.GA94654@ast-mbp.thefacebook.com> References: <1455907990-22250-1-git-send-email-sasha.levin@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1455907990-22250-1-git-send-email-sasha.levin@oracle.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Levin thank you. Acked-by: Alexei Starovoitov