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 X-Spam-Level: X-Spam-Status: No, score=-8.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 14F07C4321A for ; Mon, 10 Jun 2019 21:18:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DD30920820 for ; Mon, 10 Jun 2019 21:18:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="BTzCAwo8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390004AbfFJVSZ (ORCPT ); Mon, 10 Jun 2019 17:18:25 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:38021 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728517AbfFJVSX (ORCPT ); Mon, 10 Jun 2019 17:18:23 -0400 Received: by mail-pl1-f196.google.com with SMTP id f97so4139858plb.5 for ; Mon, 10 Jun 2019 14:18:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=bWLAT9NRUlrvBrwvfr/QvssLLaOWbMrJHilGpaJk6Vg=; b=BTzCAwo8NHk+PHsfqTl2EKRbG/LlCt1ISxn+UsNbzk38J68Eg/Mk2VTGW55dB5oXjA XIhFJ4r7p/+0R5+GQoR+EfDPsQMC6lPpPTAx6o0dks7q+pOjNdAs5/Izn17m7TOcluBx hsV9CQJVZjpaUFYHgo07Z55lsL5rHeKj9BY5c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=bWLAT9NRUlrvBrwvfr/QvssLLaOWbMrJHilGpaJk6Vg=; b=Duj+DOma2mgkhxZhh1rx7ABmDw2wPhCYn3M8JTF3aN9XSrNXT2/37VgZ/ABOXD9RmX PpAw7H0DwkYmb+G1KGp5vkwV2x7cjk/tdjvntdrQrTnKcpWF/MFRp39G14/LBai1YBKG vjNKSdfvqfUZ/JG5IoqEkCydlhRNUGH4t2jjoqVZO+rVnXsGl8rbeKmNX25RJYn8VAIk h7DrVOeehZeu474rgUk4MdRu5EhdQzrymwDRtVuRx50qCcp/TwMeosdSMfKiU+6qdNOZ foSSaySvialiuO1IjCcYUh/R8xJ/g9kRGhNl2WS62TuPIucsbiRd2sIegS73Eg8XoP+B FXYQ== X-Gm-Message-State: APjAAAWQeuDnUPXFi+xybw3bTTRU5vRoZPvsjTZ0lZIlpg1uDPgAVyP7 N+ptnBZEPzxKCFsQoG0cnuW0nQ== X-Google-Smtp-Source: APXvYqwfPRIJrAHffgJVE/PjgxqqcuAjPPWZKIHoej5vh8l1LwNLGrzjub7p09dUcEeYhj9/su30qw== X-Received: by 2002:a17:902:a716:: with SMTP id w22mr72043801plq.270.1560201502923; Mon, 10 Jun 2019 14:18:22 -0700 (PDT) Received: from localhost ([2620:15c:202:1:e9ae:bd45:1bd9:e60d]) by smtp.gmail.com with ESMTPSA id y13sm14241062pfb.143.2019.06.10.14.18.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Jun 2019 14:18:22 -0700 (PDT) From: davidriley@chromium.org To: Gerd Hoffmann , dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org Cc: David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org, David Riley Subject: [PATCH v2 2/4] drm/virtio: Wake up all waiters when capset response comes in. Date: Mon, 10 Jun 2019 14:18:08 -0700 Message-Id: <20190610211810.253227-3-davidriley@chromium.org> X-Mailer: git-send-email 2.22.0.rc2.383.gf4fbbf30c2-goog In-Reply-To: <20190605234423.11348-1-davidriley@chromium.org> References: <20190605234423.11348-1-davidriley@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: David Riley If multiple callers occur simultaneously, wake them all up. Signed-off-by: David Riley --- drivers/gpu/drm/virtio/virtgpu_vq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index e62fe24b1a2e..da71568adb9a 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -588,7 +588,7 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev, } } spin_unlock(&vgdev->display_info_lock); - wake_up(&vgdev->resp_wq); + wake_up_all(&vgdev->resp_wq); } static int virtio_get_edid_block(void *data, u8 *buf, -- 2.22.0.rc2.383.gf4fbbf30c2-goog