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[2620:137:e000::1:20]) by mx.google.com with ESMTP id d10-20020aa7d5ca000000b005232919627asi2658438eds.278.2023.08.06.13.56.06; Sun, 06 Aug 2023 13:56:42 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=l0Vh9B6y; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229804AbjHFTvh (ORCPT + 99 others); Sun, 6 Aug 2023 15:51:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229491AbjHFTvf (ORCPT ); Sun, 6 Aug 2023 15:51:35 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D7D8171B for ; Sun, 6 Aug 2023 12:51:35 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 8BE5361072 for ; Sun, 6 Aug 2023 19:51:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60A88C433C7; Sun, 6 Aug 2023 19:51:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1691351493; bh=wv7mtAHZJr2vZeWnUM1Beb+dSs/Qq2Vp36EkkPj9g1M=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=l0Vh9B6yDi1z2HfT80A6yDd/ZUhnPq6Ot51QorbDetx2LDATIK3EsklcgbkVwR00l 8lF2dN10cfGjkxZZ9YKJ7aLJt1427MjFmYxmK8sRhunSKyFdOWh/0h7p742Z8WB0hx MGpT634+O6jGo6GHn0EwX5sWeGSOTRD4jk/LHqX64I/syC4ki6+UnXha5hMNBYX9m0 UvORuvoEhQsts/Ml0+XtqtaL9Azo4yRfYxP5MPArAN1A5FfnC1q528oqbotIB4Woia dViongoUvqmhykZnW/SN8hxmUrHaCKB4QFWoLkK23l0zuP5hUgXJUx/07BqT83ux4i EILWDbQlSVKBA== Date: Sun, 6 Aug 2023 21:51:28 +0200 From: Simon Horman To: Simon Horman Cc: yang.yang29@zte.com.cn, jmaloy@redhat.com, davem@davemloft.net, ying.xue@windriver.com, edumazet@google.com, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net: tipc: add net device refcount tracker for bearer Message-ID: References: <202308041653414100323@zte.com.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Aug 05, 2023 at 01:26:56PM +0200, Simon Horman wrote: > On Fri, Aug 04, 2023 at 04:53:41PM +0800, yang.yang29@zte.com.cn wrote: > > From: xu xin > > > > Add net device refcount tracker to the struct tipc_bearer. > > > > Signed-off-by: xu xin > > Reviewed-by: Yang Yang > > Cc: Kuang Mingfu > > ... > > > @@ -479,7 +479,7 @@ void tipc_disable_l2_media(struct tipc_bearer *b) > > dev_remove_pack(&b->pt); > > RCU_INIT_POINTER(dev->tipc_ptr, NULL); > > synchronize_net(); > > - dev_put(dev); > > + netdev_put(dev, &b->devtracker); > > } > > > > /** > > diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h > > index 41eac1ee0c09..1adeaf94aa62 100644 > > --- a/net/tipc/bearer.h > > +++ b/net/tipc/bearer.h > > @@ -174,6 +174,7 @@ struct tipc_bearer { > > u16 encap_hlen; > > unsigned long up; > > refcount_t refcnt; > > + netdevice_tracker devtracker; > > Hi Xu Xin and Yang Yang, > > Please add netdevice_tracker to the kernel doc for struct tipc_bearer, > which appears just above the definition of the structure. > > > }; > > > > struct tipc_bearer_names { > > With that fixed, feel free to add: > > Reviewed-by: Simon Horman Given review of other, similar patches, by Eric. I think it would be best to confirm that this patch has been tested.