Message ID | 20190528090304.9388-2-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <intel-gfx-bounces@lists.freedesktop.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6048976 for <patchwork-intel-gfx@patchwork.kernel.org>; Tue, 28 May 2019 09:03:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4FDC82624C for <patchwork-intel-gfx@patchwork.kernel.org>; Tue, 28 May 2019 09:03:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 44304285C5; Tue, 28 May 2019 09:03:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E742A2624C for <patchwork-intel-gfx@patchwork.kernel.org>; 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Tue, 28 May 2019 02:03:11 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:569e:0:3106:d637:d723:e855]) by smtp.gmail.com with ESMTPSA id x49sm4072656edm.25.2019.05.28.02.03.10 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 28 May 2019 02:03:11 -0700 (PDT) From: Daniel Vetter <daniel.vetter@ffwll.ch> To: LKML <linux-kernel@vger.kernel.org> Date: Tue, 28 May 2019 11:02:32 +0200 Message-Id: <20190528090304.9388-2-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190528090304.9388-1-daniel.vetter@ffwll.ch> References: <20190528090304.9388-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=lLUCrKXHKAt3A/bBQVqTCTeOCvNqnrpALUNOe9jfHr4=; b=bMQ2bjpJBQsrLyF5NtCNtdDCqdZu00kxLhGVHuMgu5Ecnfugp/vFvZTt9YPT8/0NBT jUEC2OIP1/tU6emJgemxpDua5SKNi51ovh5LtpPGk1dY31H2NH0+z5o2haeY9WRwVZEj Fd6Bp0VSshVT08iDz2tigAozeP4D6d32wcQR0= Subject: [Intel-gfx] [PATCH 01/33] dummycon: Sprinkle locking checks X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development <intel-gfx.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>, <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/intel-gfx> List-Post: <mailto:intel-gfx@lists.freedesktop.org> List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>, <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe> Cc: Nicolas Pitre <nicolas.pitre@linaro.org>, Daniel Thompson <daniel.thompson@linaro.org>, Kees Cook <keescook@chromium.org>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, Daniel Vetter <daniel.vetter@ffwll.ch>, Intel Graphics Development <intel-gfx@lists.freedesktop.org>, linux-fbdev@vger.kernel.org, DRI Development <dri-devel@lists.freedesktop.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Daniel Vetter <daniel.vetter@intel.com>, Sam Ravnborg <sam@ravnborg.org> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org> X-Virus-Scanned: ClamAV using ClamSMTP |
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fbcon notifier begone v3!
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diff --git a/drivers/video/console/dummycon.c b/drivers/video/console/dummycon.c index ff886e99104b..2a0d0bda7faa 100644 --- a/drivers/video/console/dummycon.c +++ b/drivers/video/console/dummycon.c @@ -34,6 +34,8 @@ static bool dummycon_putc_called; void dummycon_register_output_notifier(struct notifier_block *nb) { + WARN_CONSOLE_UNLOCKED(); + raw_notifier_chain_register(&dummycon_output_nh, nb); if (dummycon_putc_called) @@ -42,11 +44,15 @@ void dummycon_register_output_notifier(struct notifier_block *nb) void dummycon_unregister_output_notifier(struct notifier_block *nb) { + WARN_CONSOLE_UNLOCKED(); + raw_notifier_chain_unregister(&dummycon_output_nh, nb); } static void dummycon_putc(struct vc_data *vc, int c, int ypos, int xpos) { + WARN_CONSOLE_UNLOCKED(); + dummycon_putc_called = true; raw_notifier_call_chain(&dummycon_output_nh, 0, NULL); }