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[209.132.180.67]) by mx.google.com with ESMTP id a89si28294107pla.60.2019.07.29.09.30.29; Mon, 29 Jul 2019 09:30:56 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=nAoNeFh4; spf=pass (google.com: best guess record for domain of linux-wireless-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388016AbfG2Pee (ORCPT + 99 others); Mon, 29 Jul 2019 11:34:34 -0400 Received: from mail-lf1-f65.google.com ([209.85.167.65]:36138 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387897AbfG2Pee (ORCPT ); Mon, 29 Jul 2019 11:34:34 -0400 Received: by mail-lf1-f65.google.com with SMTP id q26so42409373lfc.3 for ; Mon, 29 Jul 2019 08:34:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=FDH1Jn4jahVA3bmYai1a0Gq5r60csCKj2cmxSzZi4PE=; b=nAoNeFh4YftXHMw/wWM7kHkczProVHQSiJ5PvJ0nN8/bRse4Fjog4P+deDoM2fnVX4 Wjh3GwuJPHO1qVl6OWM3n2OQRn26ISLGbILUWNoP4o7DlQEQWMuMiY19UtWbwbeE/Tfk jU3gxmsQxh8TA+tYwCHLc/2dSag3d7IU0lDrYfBel0Gs5F8elRJzcbIORleGudRRV1iU KnjZC/BXRjYVvluvd1bi4CimsW5wYPyuZydOg4v9duaySxjQLsypkZ+VbhrkcaUB4Rjr oYgwBLpedKhykj/3dm/ZUHbVCSOBFAinyJAOkR3bbZ7wKEIJLePC9prFcVx6NEM8qoXW ZDSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=FDH1Jn4jahVA3bmYai1a0Gq5r60csCKj2cmxSzZi4PE=; b=f40tNtzRqRQ+XeTEtN/VoaFpX10koR6qEc6FWGmzRpuMWZ0jwhRDC/Pk5ubOKDD4hP O0m3xQ5inooVNt9aZD9bSWW4jyWKea/GkKoaYSs5xeQlJOTwlh4pc4nWR6Dq/NbYl0Df J2tovJGqfuKxYheBE7Ws/K0qO5jOmymKnlCOmuBUxH1R8JGeyW/WOnNNDlBqAIZLJzXd GjgximmWhBFbt/mafItbzqbwrFksYhiXz8D14MHlLiiZs7zmYUXUgNgq7PZP0rKur8e9 2UUMcXXle8KUCSYFq+ChHkm8FZ4JESlMDZqftgAcfwjjsJ4WIcXo61ahuixnMOrUH0Bq I0Iw== X-Gm-Message-State: APjAAAX4onGoT5fFDHS80sODJeew+diBrHABrK/1/EC4cxK2K2MIG17g ClRjVvXJHSTrv84PmtptypE= X-Received: by 2002:ac2:4c37:: with SMTP id u23mr37790257lfq.119.1564414471972; Mon, 29 Jul 2019 08:34:31 -0700 (PDT) Received: from [192.168.100.6] ([109.252.54.73]) by smtp.googlemail.com with ESMTPSA id a18sm12965934ljf.35.2019.07.29.08.34.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Jul 2019 08:34:31 -0700 (PDT) Subject: Re: [PATCH v2] cfg80211: use parallel_ops for genl To: Johannes Berg , linux-wireless@vger.kernel.org Cc: Johannes Berg References: <20190729143109.18683-1-johannes@sipsolutions.net> From: Denis Kenzior Message-ID: Date: Mon, 29 Jul 2019 10:20:52 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190729143109.18683-1-johannes@sipsolutions.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On 7/29/19 9:31 AM, Johannes Berg wrote: > From: Johannes Berg > > Over time, we really need to get rid of all of our global locking. > One of the things needed is to use parallel_ops. This isn't really > the most important (RTNL is much more important) but OTOH we just > keep adding uses of genl_family_attrbuf() now. Use .parallel_ops to > disallow this. > > Signed-off-by: Johannes Berg > Link: https://lore.kernel.org/r/20190726191621.5031-1-johannes@sipsolutions.net > Signed-off-by: Johannes Berg > --- > net/wireless/nl80211.c | 108 +++++++++++++++++++++++++++++------------ > 1 file changed, 78 insertions(+), 30 deletions(-) > Reviewed-By: Denis Kenzior Regards, -Denis