From nobody Fri Nov 14 13:38:16 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1587936534; cv=none; d=zohomail.com; s=zohoarc; b=V0YWdSPn6mi2flS9HXtIehRuH09SicaXcZw2xIYADjc/cwnnwAB/JhioOYMaRkYoRltt7dt2q2CU/K8QmH1SXXm037bDy3DdwXmg8kJr0jRFF+bPuPSl6czRfuy2LYP0Pd1MbqPV1NdHoHtYKNu7fZXX5DnuDZfnNLFC3X8Z3cE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1587936534; h=Content-Type:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=4p5eyZ0n14JD1WPaRlQAFmYofXAH1xjQsUOslZrT0Hc=; b=X8HXey2rQf7Hy2WCDzS9K9rs4eCv4V+fvWlN1/ikHZZjP+cnop7z5RBJv6U1VX6QwnJ2M/QxLUGj2Os/ijIwwpTmnOCUFwDdspXPOKxQwt8PZWxr8/CpYrGuVMonP80a8VQayYTZvL4GjEuihycjbn/CpGrBDUAVUzOsZoFmkwc= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1587936534584832.963855077681; Sun, 26 Apr 2020 14:28:54 -0700 (PDT) Received: from localhost ([::1]:46494 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jSopZ-0007Qk-3C for importer@patchew.org; Sun, 26 Apr 2020 17:28:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33780) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jSog5-0004Dp-Tj for qemu-devel@nongnu.org; Sun, 26 Apr 2020 17:19:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.90_1) (envelope-from ) id 1jSog5-0005kg-HL for qemu-devel@nongnu.org; Sun, 26 Apr 2020 17:19:05 -0400 Received: from mout.web.de ([217.72.192.78]:38289) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jSog4-0005fS-W9 for qemu-devel@nongnu.org; Sun, 26 Apr 2020 17:19:05 -0400 Received: from luklap ([94.134.180.69]) by smtp.web.de (mrweb103 [213.165.67.124]) with ESMTPSA (Nemesis) id 0MbQOe-1jjFd81LGO-00IkEX; Sun, 26 Apr 2020 23:18:50 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1587935930; bh=NSu8R6ZArrzXlpc/YQzMnC4LGGAot9bFFDtDweoB8DM=; h=X-UI-Sender-Class:Date:From:To:Cc:Subject:In-Reply-To:References; b=jQlV5Efb5XeABlgz3+G/xMcRlmb0rWJRxrJrdIZqrJbuovN4ZHZpBAcqlRdFmVO85 Dptlyc0A+XjZkQre1yYzXxWwXhqNiHaEudEntWUiAhTOI5yQiyKJJ010l+WSHCn+jn NfQx0AVTSh4IHCa828zIl8ZAQLk3twcn6a56kU/I= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Date: Sun, 26 Apr 2020 23:18:47 +0200 From: Lukas Straub To: qemu-devel Subject: [PATCH v3 2/6] chardev/char.c: Use qemu_co_sleep_ns if in coroutine Message-ID: In-Reply-To: References: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/=8VwPYK/tsNbWET8TdWnrga"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Provags-ID: V03:K1:TWcJqsNDhHaXFF3bGcMiCZL6a7b89w6jWKkxntDSDR57yfyTP9Q /Jx0UBWCRj1Tg7/JSi7QNTwnjl5dkwGGLVAdP/WicIYKZSaS9zoIxiMpgaUGaSksa57rrXt tQAXwjqgu2zE8g4sKWB32X5I2rkFSnZZRyjhat9Pu66udi3Ugu2JW6rtOzDWHeCQgcIPhN2 O00mY14bOAGyT5O78haCg== X-UI-Out-Filterresults: notjunk:1;V03:K0:P1M7rcbPO9I=:OYWJasBOQgAyquCnJPVacW iN1ivLI3uDlipIr+O3y70hPsb63to3h7AKYWibPH7u4Mt1P2Phj/vGCNUCGJVQG/zYJh+2Ndm XLssiD0RQCtMwAjrRNXBhs9UjqIB+WIYRw41iaElA29bm/Dgm25lw5bYD1YAOXZ6D/G5i/hyy BSzcQyaPDZDQt3WWDjnAQh/Xr7XIkZfUhZ8anQ6VPcijg0X/xtQDIxDciasHI3wCA6UgXQPmC atxRNxP1LqA9ftkCf8Gvv1ncXObs1CAfI5qMWjRoB/5Gnb6jhtu0oH+LV41jQoY84L88uYDCs cpXjIA+o+d1G/8C+JnKGV38UAtsiDnFl9Cb9L+4SHHeIxvDQSWSH+bxKfQpNDLBJaYGG/XWFK Q6+q5Co3bzDBN8vjqx44vTe+WbFibcnLUHUeXxy6ZBrWgc3gl6pnW0zQXRQPsaYwUvoJkhQ2v XmpxwboYZ2XcYBSly1IBGICpp5OwIW++R1TeWHePmfRPwL5uQj8El3ZdDjVQSr5EWmJ2uw0ze 0GskmoQy37xjG/klld1a4ouCz8hRonQdP/1SO/D4DkS64wzCmSnR505/6YihFAwKC953Qfd1y b3TZUwMXWIztZCrrqMIHO7P4XLyWbUCb8wAUwLCsw5hscEYw+EXPdOxI5bo5QPL/dkXqfWuG6 B82rQSlB4qKmJl+QEvaaYOYdf1rMELYhz69fYxjkFFbVflikX4Me59RyzX6XFBchXjE85dDFH Ae4e0Dhg4LeZvgOEnN70hnvbou/qEsxcs8xfWOUcTMQuhu8hMoa66+Fb9ZSx4uKGvz1NY9Ec7 F0BH+yQsf3tU1Ke2W1wJU8JVoqL54hnSWpOber8lk6l4fx5zajlgV0fAmcnVM5TxskBgTu8cc IZ0KpZh3VKn7mUoH1Eq6its/z0n1HetOvTEPb6poKahvh62yBA67YH2UT+gcFRGbUX3bINKdb 7zOGTmHmfY6I0n8jcW6BumR5jqUCAItwpmIf0wl546Ywm0SHh/0Z4C7gzhDdi0jbemt+8YNtB w/flBRVT1o+KPeQBoft4NVPHedVWa8iL95FjqZAggxPfFT70iU7y2BcEsp32NjGkunfKUOWkr BkeqWYbDsM61vMFG5X6a/qvcJFQdjhbx/Ai5SmwYi6VhkeqIC4bLceaTZCrypWgER1b8TdYLv Gz2haI3Y3tbSVECGvTiMm8sMjNBo+6OAfeob5B6h+MOGwud1utD1CmpxbArO1QUebLghDNhk1 rYPN8xqE/j2Odai8/ Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=217.72.192.78; envelope-from=lukasstraub2@web.de; helo=mout.web.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/04/26 15:25:57 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Received-From: 217.72.192.78 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zhang Chen , Jason Wang , Paolo Bonzini , Li Zhijian , =?UTF-8?B?TWFyYy1BbmRyw6k=?= Lureau Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-Zoho-Virus-Status: 1 X-ZohoMail-DKIM: fail (Header signature does not verify) --Sig_/=8VwPYK/tsNbWET8TdWnrga Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This will be needed in the next patch. Signed-off-by: Lukas Straub Reviewed-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Zhang Chen --- chardev/char.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/chardev/char.c b/chardev/char.c index e77564060d..5c8014199f 100644 --- a/chardev/char.c +++ b/chardev/char.c @@ -38,6 +38,7 @@ #include "qemu/module.h" #include "qemu/option.h" #include "qemu/id.h" +#include "qemu/coroutine.h" =20 #include "chardev/char-mux.h" =20 @@ -119,7 +120,11 @@ static int qemu_chr_write_buffer(Chardev *s, retry: res =3D cc->chr_write(s, buf + *offset, len - *offset); if (res < 0 && errno =3D=3D EAGAIN && write_all) { - g_usleep(100); + if (qemu_in_coroutine()) { + qemu_co_sleep_ns(QEMU_CLOCK_REALTIME, 100000); + } else { + g_usleep(100); + } goto retry; } =20 --=20 2.20.1 --Sig_/=8VwPYK/tsNbWET8TdWnrga Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEg/qxWKDZuPtyYo+kNasLKJxdslgFAl6l+rcACgkQNasLKJxd slhAShAArUGQSBoZtVD5kB7XfoW5phmn6XjgHTUIu31w/TKVSHFqReg4yRl6nGFX gaY/3bQBM912G6v/CUhFfZvVDCEk+B0lUpLVM0F1D9K6CyjSJ3BnDbZIbkxJWk5r se4mgC3QCEx5O/NkeQGUI9bswrRrKx2h7NmTHkJiosJQoO1IFat0EHHHakmLOHiC Ubafx9LFaEDRG+I5hDQZE2HNXaRbU65wr8Icxkigj/+7DUg53ANzobp9T8FLPxhw EcoO9exqOmZhkQ+toHqfP6PhUFwgRpeR4YuBe2QppeoMVLgzv/Cwc97kS9P0qZ0q 3mSQ3x6Q64sO2lRW6eCGyaCOEtqzXQ9sxmJ+5+WGzRYHGfjJkNRTPD7QyQXaDSc3 uCtmY7SrK8n3BmKrHgxUpgAzqjvehkLsAPm5b0DYGYqt0v4IpVw8ClIvQSUl3RKq TVvuOPjIdvFS5oCLmBgGWtxYsqkafthgLPKZ20GxQxIZAoTZhjoRqqwJAQB9GxCQ p7t4x6yeGs/YyzaiF6/jUiHdyOCGPetGGSmG9c3uj6FrxOBXYZ9EBbTBDjvPxqC2 PQCrYjdc0egUzYvKrktbdkaatmdrPU0WPYvs5deZkOz3yVdixthNqSAdGdz7ePNG XDAXXeb8OWNLbb3zK/NmpZdXpOVXvwkIZzc5G8LQ1Bd7tRVDaIU= =1UGQ -----END PGP SIGNATURE----- --Sig_/=8VwPYK/tsNbWET8TdWnrga--