From patchwork Sat Feb 24 18:21:38 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Dobriyan X-Patchwork-Id: 877442 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="rgiRRnYW"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3zpbyg35Fsz9sRY for ; Sun, 25 Feb 2018 05:21:47 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751454AbeBXSVm (ORCPT ); Sat, 24 Feb 2018 13:21:42 -0500 Received: from mail-wr0-f194.google.com ([209.85.128.194]:41572 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751357AbeBXSVl (ORCPT ); Sat, 24 Feb 2018 13:21:41 -0500 Received: by mail-wr0-f194.google.com with SMTP id f14so17164230wre.8 for ; Sat, 24 Feb 2018 10:21:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=QQCtfopblLBcEeqscxCmKW4jFNolya8zJOLWsyJFMiI=; b=rgiRRnYWawzipIlEIP3GFIr0sRxzY+r+Ej2T0IL2Vk/I84CeiJfkWaoJwjmHeuIQaT vX+9xKGqlbr6MeS5gjeooUK2cqMry0AWgxu5Kqkh+1Mzeu3d/A4WMx7CrjAFIANDt50v I42Z+uPYWN/FIZ1ve+orwJtgSYASVVq+FyGMnqFy3HTgPW9v7TtFONpuCozS5RlRLWhJ RyQtiuLT89kVxwAH65V+mzLdiU2hsL2RVfO8HNimxBJXW7GZ6ntDpICYNRRiIsfrLiWX K0zd65AizEyhyIguEvbegqyEFfTobkB3VNpdo2Bd4D8u7SxGa+kwJtDzoe01XqNguj2J NVqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=QQCtfopblLBcEeqscxCmKW4jFNolya8zJOLWsyJFMiI=; b=DNjBKurkzASHFMqz7hyZ7famUyga8JjZsSUaFJkxmXMNKx5ul2kC1DLt0Fg9BAWZ3b D0UD1oXe+5kutdbdsAYcBwFRWHd7esgZhhNKx8AgvVMPHMyhp9+yDXPvKUIOTA/ma/sZ QOKBMWZSk0k+guriu7u/l0B2INksahK+Vmm3u1852gvmmaE1pk0GaPaab4OQX/6YW/cJ wA08IvRNPkQpiSYxe8yIAlTRrQwP4RnZcXKlMaSpmLXtC3VgARHmCrwAeyJuZQM3BJYN UwRj5dvh6vOQVh9Iq8ma2333bNWVXnkSuDEymmsQoPQfkMVcXsEeBFu1XntGtLA6LXX2 4xSQ== X-Gm-Message-State: APf1xPAVOHHeTUxtpAfGwiPb2oOdCktd3KcPrAdrV1WjYMrGxwrH9hxT owGNutn2L8oORFWHMiB0TA== X-Google-Smtp-Source: AH8x224ErjUDEmgdZwT155BGWg6NIUx7n/1WGXzqBlg9GekRoJi4F1FVXnHaEgPKFtAkJFHYGCaj3w== X-Received: by 10.223.132.166 with SMTP id 35mr5113864wrg.183.1519496500730; Sat, 24 Feb 2018 10:21:40 -0800 (PST) Received: from avx2 (nat4-minsk-pool-46-53-177-92.telecom.by. [46.53.177.92]) by smtp.gmail.com with ESMTPSA id k13sm4264893wrd.61.2018.02.24.10.21.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 24 Feb 2018 10:21:40 -0800 (PST) Date: Sat, 24 Feb 2018 21:21:38 +0300 From: Alexey Dobriyan To: steffen.klassert@secunet.com Cc: herbert@gondor.apana.org.au, davem@davemloft.net, netdev@vger.kernel.org Subject: [PATCH] xfrm: mark kmem_caches as __ro_after_init Message-ID: <20180224182138.GB18400@avx2> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.7.2 (2016-11-26) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Kmem caches aren't relocated once set up. Signed-off-by: Alexey Dobriyan --- net/xfrm/xfrm_input.c | 3 ++- net/xfrm/xfrm_policy.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -9,6 +9,7 @@ */ #include +#include #include #include #include @@ -31,7 +32,7 @@ struct xfrm_trans_cb { #define XFRM_TRANS_SKB_CB(__skb) ((struct xfrm_trans_cb *)&((__skb)->cb[0])) -static struct kmem_cache *secpath_cachep __read_mostly; +static struct kmem_cache *secpath_cachep __ro_after_init; static DEFINE_SPINLOCK(xfrm_input_afinfo_lock); static struct xfrm_input_afinfo const __rcu *xfrm_input_afinfo[AF_INET6 + 1]; --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -51,7 +51,7 @@ static DEFINE_SPINLOCK(xfrm_policy_afinfo_lock); static struct xfrm_policy_afinfo const __rcu *xfrm_policy_afinfo[AF_INET6 + 1] __read_mostly; -static struct kmem_cache *xfrm_dst_cache __read_mostly; +static struct kmem_cache *xfrm_dst_cache __ro_after_init; static __read_mostly seqcount_t xfrm_policy_hash_generation; static void xfrm_init_pmtu(struct xfrm_dst **bundle, int nr);