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GET /api/1.1/patches/2222795/?format=api
{ "id": 2222795, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2222795/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260413164338.42894-2-mohamed@unpredictable.fr/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260413164338.42894-2-mohamed@unpredictable.fr>", "date": "2026-04-13T16:43:36", "name": "[1/3] serial COM: windows serial COM PollingFunc don't sleep", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2549b72c1d4859f9d1994899bcd5b035048b1d72", "submitter": { "id": 91318, "url": "http://patchwork.ozlabs.org/api/1.1/people/91318/?format=api", "name": "Mohamed Mediouni", "email": "mohamed@unpredictable.fr" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260413164338.42894-2-mohamed@unpredictable.fr/mbox/", "series": [ { "id": 499732, "url": "http://patchwork.ozlabs.org/api/1.1/series/499732/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499732", "date": "2026-04-13T16:43:36", "name": "win32: Windows-specific fixes from the mailing list", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499732/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2222795/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2222795/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=unpredictable.fr header.i=@unpredictable.fr\n header.a=rsa-sha256 header.s=sig1 header.b=DU7QJL1N;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fvYTN459Lz1xtJ\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 14 Apr 2026 02:56:24 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wCKZv-0004JQ-9w; Mon, 13 Apr 2026 12:56:03 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <mohamed@unpredictable.fr>)\n id 1wCKZu-0004JG-3J\n for qemu-devel@nongnu.org; Mon, 13 Apr 2026 12:56:02 -0400", "from qs-2004f-snip4-1.eps.apple.com ([57.103.84.54]\n helo=outbound.qs.icloud.com)\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <mohamed@unpredictable.fr>)\n id 1wCKZs-0006Mn-Kg\n for qemu-devel@nongnu.org; Mon, 13 Apr 2026 12:56:01 -0400", "from outbound.qs.icloud.com (unknown [127.0.0.2])\n by p00-icloudmta-asmtp-us-east-2d-100-percent-5 (Postfix) with ESMTPS id\n A4F9F1800B1C; Mon, 13 Apr 2026 16:55:56 +0000 (UTC)", "from localhost.localdomain (unknown [17.57.155.37])\n by p00-icloudmta-asmtp-us-east-2d-100-percent-5 (Postfix) with ESMTPSA id\n 1D0A41800543; Mon, 13 Apr 2026 16:43:43 +0000 (UTC)" ], "Dkim-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr;\n s=sig1; t=1776099360; x=1778691360;\n bh=UzCpYCxioU37a8LihFnYJRJpzhI5QkED2mBVZIjSzck=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:x-icloud-hme;\n b=DU7QJL1Nv8KQtdMjuIJrUY5vBbyZdUZy0HHSywLwLbITXs/Ha3F5To6TcYSibeOvoGl+9UUftrWQarTXEL4jJP/1TVSnzGgbWAVgMtroxGoUsfRTuDuiNJ3qX8LiOywpUt6tjjzI7ynwiGWIC+wZ0LU3BPRlaZMlMkz6yrHHC7Jx2P8JIk/9Lbx9FsMB/3tZ5RI5iGtaSxPxYq+0bSYyiHSKXEiN/6FNIc0Gb5lCaKvBF7bTn+db+YSy4SpO+GcPfP0WgByP2ur80v3yV3NpeLwV5qv/FgO5jvPbd4CLa4z9V8gyDapRym9anqw2Og3j+Z/UoJ0BkOizpWM/foFTaQ==", "mail-alias-created-date": "1752046281608", "From": "Mohamed Mediouni <mohamed@unpredictable.fr>", "To": "qemu-devel@nongnu.org", "Cc": "Stefan Weil <sw@weilnetz.de>, Paolo Bonzini <pbonzini@redhat.com>,\n\t=?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Jason Wang <jasowang@redhat.com>, Werner de Carne <werner@carne.de>", "Subject": "[PATCH 1/3] serial COM: windows serial COM PollingFunc don't sleep", "Date": "Mon, 13 Apr 2026 18:43:36 +0200", "Message-ID": "<20260413164338.42894-2-mohamed@unpredictable.fr>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260413164338.42894-1-mohamed@unpredictable.fr>", "References": "<20260413164338.42894-1-mohamed@unpredictable.fr>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDEzMDE2NiBTYWx0ZWRfX+9BrMHpOftiv\n vGsR3UKdQZBbBFwcBn3+VS3Kl6wi9Fj3Rg6mT6xy+p1GiQjtm23gYehe0+a1tv/LYTJZu52E3S5\n /r/2u+R0rJFedqIPFwl6m0JTp1Q1tALu9vCoOED6m55r0qMMEPII9AACdDB0QmQmpKTGi/MMea+\n 93Kz5556jusU4ei/jR4aoKE53rWRVjUdD00liJ7IPCU2Uo0lgJjgFRLwqyOU9o+nf/0tioPyJKc\n DZ5fe8GUzW5/7aDKypfpQt1UjqhmSEp+sQx+GuG93gHg9Cc38vvvE8Ptlh1QbAYpbgzY1RyF+cR\n VBh599MsCxrtKuIuZuTlJDFTEwN/bYcWv99Z5xgCueCfEkEJK2vliS6SQxA2w0=", "X-Authority-Info-Out": "v=2.4 cv=I4hohdgg c=1 sm=1 tr=0 ts=69dd201d\n cx=c_apl:c_pps:t_out a=bsP7O+dXZ5uKcj+dsLqiMw==:117\n a=bsP7O+dXZ5uKcj+dsLqiMw==:17 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=p0WdMEafAAAA:8 a=Unios6BkgxOyw5t3swQA:9", "X-Proofpoint-GUID": "M1xfhkaEUfnbwya6K2NO8vctu68hy48b", "X-Proofpoint-ORIG-GUID": "M1xfhkaEUfnbwya6K2NO8vctu68hy48b", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-13_03,2026-04-13_04,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=notspam policy=default score=0 bulkscore=0\n spamscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=679\n mlxscore=0 phishscore=0 clxscore=1030 malwarescore=0 classifier=spam\n authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000\n definitions=main-2604130166", "Received-SPF": "pass client-ip=57.103.84.54;\n envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: Werner de Carne <werner@carne.de>\n\nResolves: https://gitlab.com/qemu-project/qemu/-/issues/1802\nSigned-off-by: Werner de Carne <werner@carne.de>\n---\n chardev/char-win.c | 16 ++++++++++------\n 1 file changed, 10 insertions(+), 6 deletions(-)", "diff": "diff --git a/chardev/char-win.c b/chardev/char-win.c\nindex fef45e83aa..f13d526e2f 100644\n--- a/chardev/char-win.c\n+++ b/chardev/char-win.c\n@@ -28,7 +28,7 @@\n #include \"qapi/error.h\"\n #include \"chardev/char-win.h\"\n \n-static void win_chr_read(Chardev *chr, DWORD len)\n+static int win_chr_read(Chardev *chr, DWORD len)\n {\n WinChardev *s = WIN_CHARDEV(chr);\n int max_size = qemu_chr_be_can_write(chr);\n@@ -40,7 +40,7 @@ static void win_chr_read(Chardev *chr, DWORD len)\n len = max_size;\n }\n if (len == 0) {\n- return;\n+ return 0;\n }\n \n ZeroMemory(&s->orecv, sizeof(s->orecv));\n@@ -56,6 +56,8 @@ static void win_chr_read(Chardev *chr, DWORD len)\n if (size > 0) {\n qemu_chr_be_write(chr, buf, size);\n }\n+ \n+ return size > 0 ? 1 : 0;\n }\n \n static int win_chr_serial_poll(void *opaque)\n@@ -67,8 +69,9 @@ static int win_chr_serial_poll(void *opaque)\n \n ClearCommError(s->file, &comerr, &status);\n if (status.cbInQue > 0) {\n- win_chr_read(chr, status.cbInQue);\n- return 1;\n+ if (win_chr_read(chr, status.cbInQue)) {\n+\t\t\treturn 1;\n+\t\t}\n }\n return 0;\n }\n@@ -147,8 +150,9 @@ int win_chr_pipe_poll(void *opaque)\n \n PeekNamedPipe(s->file, NULL, 0, NULL, &size, NULL);\n if (size > 0) {\n- win_chr_read(chr, size);\n- return 1;\n+ \tif (win_chr_read(chr, size)) {\n+\t\t\treturn 1;\n+\t\t}\n }\n return 0;\n }\n", "prefixes": [ "1/3" ] }