From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f52.google.com (mail-pa0-f52.google.com [209.85.220.52]) by kanga.kvack.org (Postfix) with ESMTP id 715A06B0271 for ; Fri, 13 Nov 2015 11:01:40 -0500 (EST) Received: by pabfh17 with SMTP id fh17so103930614pab.0 for ; Fri, 13 Nov 2015 08:01:40 -0800 (PST) Received: from shards.monkeyblade.net (shards.monkeyblade.net. [2001:4f8:3:36:211:85ff:fe63:a549]) by mx.google.com with ESMTP id d6si28195349pbu.80.2015.11.13.08.01.39 for ; Fri, 13 Nov 2015 08:01:39 -0800 (PST) Date: Fri, 13 Nov 2015 11:01:37 -0500 (EST) Message-Id: <20151113.110137.1839985112517581850.davem@davemloft.net> Subject: Re: [PATCH 06/14] net: tcp_memcontrol: remove dead per-memcg count of allocated sockets From: David Miller In-Reply-To: <1447371693-25143-7-git-send-email-hannes@cmpxchg.org> References: <1447371693-25143-1-git-send-email-hannes@cmpxchg.org> <1447371693-25143-7-git-send-email-hannes@cmpxchg.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: hannes@cmpxchg.org Cc: akpm@linux-foundation.org, vdavydov@virtuozzo.com, tj@kernel.org, mhocko@suse.cz, netdev@vger.kernel.org, linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com From: Johannes Weiner Date: Thu, 12 Nov 2015 18:41:25 -0500 > The number of allocated sockets is used for calculations in the soft > limit phase, where packets are accepted but the socket is under memory > pressure. Since there is no soft limit phase in tcp_memcontrol, and > memory pressure is only entered when packets are already dropped, this > is actually dead code. Remove it. > > As this is the last user of parent_cg_proto(), remove that too. > > Signed-off-by: Johannes Weiner Acked-by: David S. Miller -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org