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: 1130258 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="YsbA8+7d"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 45kBZs6kh0z9s4V for ; Wed, 10 Jul 2019 18:05:57 +1000 (AEST) Received: from localhost ([::1]:58872 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hl7bv-0006rW-3h for incoming@patchwork.ozlabs.org; Wed, 10 Jul 2019 04:05:56 -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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" 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,