From patchwork Wed Jul 10 08:02:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Wanpeng Li X-Patchwork-Id: 11038313 Return-Path: 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 E96B4912 for ; Wed, 10 Jul 2019 08:06:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DBD452886F for ; Wed, 10 Jul 2019 08:06:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CA169288E0; Wed, 10 Jul 2019 08:06:29 +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=-1.7 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED, RCVD_IN_SBL_CSS autolearn=no version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 82E3E2886F for ; Wed, 10 Jul 2019 08:06:29 +0000 (UTC) Received: from localhost ([::1]:58884 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hl7cS-0008CY-QB for patchwork-qemu-devel@patchwork.kernel.org; Wed, 10 Jul 2019 04:06:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47240) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hl7Zi-0006po-ST for qemu-devel@nongnu.org; Wed, 10 Jul 2019 04:03:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hl7Zf-000056-UR for qemu-devel@nongnu.org; Wed, 10 Jul 2019 04:03:37 -0400 Received: from mail-pl1-x643.google.com ([2607:f8b0:4864:20::643]:35271) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hl7Zc-0007fO-Ay for qemu-devel@nongnu.org; Wed, 10 Jul 2019 04:03:33 -0400 Received: by mail-pl1-x643.google.com with SMTP id w24so824903plp.2 for ; Wed, 10 Jul 2019 01:02:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=H5kKSEsUPQOooKEsuhd2GFcYVA9WoMZPCMVChQ4/8BY=; b=YsbA8+7dFdry0hQP7HH+odUFoj404DNdnptRG/rCqLgybyI4CtVtiTge2bNPgVyuq4 5ivBeLPvO+SaRGqGtprr5+kXRBm2/ukZipkLt/Ja1Dg5beX0cyjgeCbz4Piaswcy8Jhb M47Mf/QGHjG4mRJo0FblMeQFp2a7wIEzbKt1bqr28vOsrWXDKOOLEpABtoZ/Fagb4ilH FOvSeOldWDme1ntKVKCsh91FWtUDsTpHi7YXUQF38yaz3FBy5wE4PljOiDkY2h/5deZH IRtOE9Kbmrwt2scqEGm0vrp2AmCL8Z1A/dvKvVO8LPVMIYCNgiG1JasvGBp4K6ImBQc/ 3wSA== 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:mime-version :content-transfer-encoding; bh=H5kKSEsUPQOooKEsuhd2GFcYVA9WoMZPCMVChQ4/8BY=; b=fkrzHoEv9VJKC3qucOvpFhya3sURQXjcKxjLc22G7IbylXW6TfWZ2JjLnzNhGorDGr +LkKXFjt+6BrpFji7PcDQv03xACPKkan/XOzZYnUkiUCOy5gwhwqRhTgfHz6vhMCLVNy ibXEY8pGVNL0nFYes8Z5v+MCtmjE4m30ifJ4c47QHiIxfmDQIqkJrmnpFRkJT0qMSx24 RdLYrJg9SHdA3X4PpPKZE+KEnW2s7jLgn2d3a36jaZ0L/1r4heSTDaMcv6zS5N1rblZu RlK7EDEGxxsw39f9tLsRSE2rwPlIclC/MHOcKC6kMFEAla9NOyHohmSa6t2mhlWeerd1 NSZw== X-Gm-Message-State: APjAAAWGvmptubPWdxsQpWDMYEEQFBaqHQlqhJqwSmXwuS6saI3OsLJt xIhPp/0foXR8ra1/WvP0I18idmScN+M= X-Google-Smtp-Source: APXvYqyTovXtpx7Ig98M4UFVhZRe6M4Ue5fe4n/V0XhH99l5Hx/ZcHGSFCGYVz/gBYUHg6CUD26Dbw== X-Received: by 2002:a17:902:6ac6:: with SMTP id i6mr37638348plt.233.1562745776133; Wed, 10 Jul 2019 01:02:56 -0700 (PDT) Received: from localhost.localdomain ([203.205.141.123]) by smtp.googlemail.com with ESMTPSA id g9sm1058551pgs.78.2019.07.10.01.02.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 10 Jul 2019 01:02:55 -0700 (PDT) From: Wanpeng Li X-Google-Original-From: Wanpeng Li To: qemu-devel@nongnu.org, kvm@vger.kernel.org Date: Wed, 10 Jul 2019 16:02:51 +0800 Message-Id: <1562745771-8414-1-git-send-email-wanpengli@tencent.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::643 Subject: [Qemu-devel] [PATCH RESEND v2] target-i386: adds PV_SCHED_YIELD CPUID feature bit 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: Paolo Bonzini , Eduardo Habkost , =?utf-8?b?UmFkaW0gS3LEjW3DocWZ?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Wanpeng Li Adds PV_SCHED_YIELD CPUID feature bit. Cc: Eduardo Habkost Cc: Paolo Bonzini Cc: Radim Krčmář Signed-off-by: Wanpeng Li --- Note: kvm part is merged v1 -> v2: * use bit 13 instead of bit 12 since bit 12 has user now target/i386/cpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 5f07d68..f4c4b6b 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -902,7 +902,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { "kvmclock", "kvm-nopiodelay", "kvm-mmu", "kvmclock", "kvm-asyncpf", "kvm-steal-time", "kvm-pv-eoi", "kvm-pv-unhalt", NULL, "kvm-pv-tlb-flush", NULL, "kvm-pv-ipi", - NULL, NULL, NULL, NULL, + NULL, "kvm-pv-sched-yield", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "kvmclock-stable-bit", NULL, NULL, NULL,