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=-9.1 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,URIBL_BLOCKED, 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 DF843C28D18 for ; Wed, 5 Jun 2019 23:44:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B2D5820717 for ; Wed, 5 Jun 2019 23:44:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="D/budo1P" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726791AbfFEXod (ORCPT ); Wed, 5 Jun 2019 19:44:33 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:41964 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726554AbfFEXoa (ORCPT ); Wed, 5 Jun 2019 19:44:30 -0400 Received: by mail-pg1-f193.google.com with SMTP id 83so210298pgg.8 for ; Wed, 05 Jun 2019 16:44:30 -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=JGZHkET7ircbdI4+qsEOTZZ3N7wqYFaIsKw134Y8zSg=; b=D/budo1PK18/IqefI0C+NDDtMB6Kq021s90lMxfG8mkD3QwgRZ3SpWJjeoeyjcMAjq qj7bZAPDW4RBkBNoGzwBg/d+5lm1QxrxIQBdze1XX4ZXAiZUxfn1h2CyqZwPUeYH+nd8 XXZeeT5ys/4udAedP7+XQAEsiArU4JVoXlzOc= 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=JGZHkET7ircbdI4+qsEOTZZ3N7wqYFaIsKw134Y8zSg=; b=P7QFxh2S44WGDagcU9Bg/b5tLBCs0+U4TCADI7ps+NKJcMBgCJWC02m/5yrDciGWg5 6aazLcfboSucXjAAjawpHJaZUnuPjIQDxVCiRroD4h9NlWN6X2uvcph0qrqBLvP1ou+w j0jSMauQu0Ofph5xu8Goa7Mc//kc1v/f93pZaS1xUtmhk85ZOtzRI82h5Nv3zaqhid5b Vsy+rZpeRcftdAS8yeWu0rVcOoLNMRf8JSbvbICVjlb8GYnR3mD8nOZD+k1xvwMYnkbI Q+A6BsJPDnahczYmbuTdlFKwOOsR4BbI1IcOZ+VCDKPp47PhO9gp3zk8fdBJfZftCSbH dpKA== X-Gm-Message-State: APjAAAVdAMf9rANhQDVURn0LB6yAmdouVivi8EKkiDDOUy7Yv0w2Jiqn 6ywnPFpiMpOYjeXqC8S1T9OKLQ== X-Google-Smtp-Source: APXvYqxFOCt0W56XzBova1UQmMRH+3FDeIu1QrMrvbTscJCf2fyKPmERQgzHuiUrdAh9B1tYQgUDGQ== X-Received: by 2002:a63:5443:: with SMTP id e3mr408680pgm.265.1559778270052; Wed, 05 Jun 2019 16:44:30 -0700 (PDT) Received: from localhost ([2620:15c:202:1:e9ae:bd45:1bd9:e60d]) by smtp.gmail.com with ESMTPSA id ce3sm104736pjb.11.2019.06.05.16.44.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 05 Jun 2019 16:44:29 -0700 (PDT) From: davidriley@chromium.org To: dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org Cc: David Airlie , Gerd Hoffmann , Daniel Vetter , linux-kernel@vger.kernel.org, David Riley Subject: [PATCH 2/4] drm/virtio: Wake up all waiters when capset response comes in. Date: Wed, 5 Jun 2019 16:44:21 -0700 Message-Id: <20190605234423.11348-2-davidriley@chromium.org> X-Mailer: git-send-email 2.22.0.rc1.311.g5d7573a151-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.rc1.311.g5d7573a151-goog