From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6B25EC36014 for ; Tue, 1 Apr 2025 10:01:20 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4ZRk6Q5VQ6z2ygD; Tue, 1 Apr 2025 21:01:18 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1743501678; cv=none; b=URStPNorp87RA7BdR7ue6TUTkze+uj/mVnjPq1zdPXeq+o4UR70u+YlqUUqS7Y3tHuIqZvdC7/yT2EC9VXNqoaCwucF8NFXSRxVZ0VdxP+fTPwYUgxIkQPhccgG8yXp2an0L1FmXGjj2rcmVutanfqigsxjYRm56wX9HRi3HZniYHzUBbwa21x6gwAr9xw/EmtpPlD+EyU1qQxRxp7tfPoQxtO0PM35WguTV9IbKgpLICbr5var8Gg7+kaKKlO1WHOr4dvahIMDHK1B6Ye7s6dTiHposVwyGkuIEXppni6Swf2lZd6abgGaVla2ZxXpoHOFQC5yhd+Kc319hgvwy/w== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1743501678; c=relaxed/relaxed; bh=AX1uIVrD2v6civ+pQ1CbMNYhfPammCmo0KjBShYI5tw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=g5KgUPOotH75dw69MxGiRtEHmc/UpJMCYdfnrmu+CRU0gLXdcCK8fjhsY7G8YJGpYasZG20cvY3Drh4XoB2MSKBFWLujmlk7xA+qRvHC6BEjKpyRxYp7+CWPJKOy/Pd3D85Recss2C1Lw82KizJdMx2yblUV+Brueh/qbX8wia2cat/nx7vwl2JSSwKG2UoGDcuxOx3mRiKDF4wsiNXf+iXZx8em/KBzD+E7/mZbLl4tvMNWF9/Yqy05hhC3ZS3/serSDVWjtTLDPhV6vSIeJVvoIGsmlzb1pggAarRxChPOhKbKMTROTwekw2tconkFtzYgjc84WlkFgknIqtCnYA== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=SdHIdcFv; dkim-atps=neutral; spf=pass (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=horms@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=SdHIdcFv; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=horms@kernel.org; receiver=lists.ozlabs.org) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4ZRk6M2qFSz2yZN for ; Tue, 1 Apr 2025 21:01:15 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id A832B44D14; Tue, 1 Apr 2025 10:01:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 132B7C4CEE4; Tue, 1 Apr 2025 10:01:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743501671; bh=TwUbtSRE2uBDBgVN4rSVrh6kpB+iNKhibBxhdi/cMDY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SdHIdcFvOSiijk/430tmyjjw/BhUNHk1XOoC0zsmJgAU1Q65zCDFmLiI5OIxTBGBm heFQYAuhqbaF/wSyiI2z4NnDB06DI23Dj1gAO1EbkZtWpSnHLx31xJ3spoO9vhY6Cy Wq8hZYNZ0Ho71P32LWoLUDCuvcN+qfbkd49XzX0a1fgxcj/rh59Br7R9VDN7s3S6bD +aDz+AkFea8iCbAJwIdMuug2rNCjhd+AuY5NhwfJiTaHtg0Be32c6inLqL44JYbRXl VS97PU11K8hcxDEWhIQtpFTjnB3nLuaZ3S9TOCzo9pSdZTkvxcO8h7uodPNhSWmxyw +r68t1VpcwK9w== Date: Tue, 1 Apr 2025 11:01:07 +0100 From: Simon Horman To: davemarq@linux.ibm.com Cc: netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Nick Child Subject: Re: [PATCH net] net: ibmveth: make veth_pool_store stop hanging Message-ID: <20250401100107.GD214849@horms.kernel.org> References: <20250331212328.109496-1-davemarq@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250331212328.109496-1-davemarq@linux.ibm.com> On Mon, Mar 31, 2025 at 04:23:28PM -0500, davemarq@linux.ibm.com wrote: > From: Dave Marquardt > > Use rtnl_mutex to synchronize veth_pool_store with itself, > ibmveth_close and ibmveth_open, preventing multiple calls in a row to > napi_disable. > > Signed-off-by: Dave Marquardt > Fixes: 860f242eb534 ("[PATCH] ibmveth change buffer pools dynamically") > Reviewed-by: Nick Child Reviewed-by: Simon Horman