From patchwork Wed Jul 25 13:24:32 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 10235 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id 6928023E02 for ; Wed, 25 Jul 2012 13:24:39 +0000 (UTC) Received: from mail-gh0-f180.google.com (mail-gh0-f180.google.com [209.85.160.180]) by fiordland.canonical.com (Postfix) with ESMTP id 394EFA18C89 for ; Wed, 25 Jul 2012 13:24:39 +0000 (UTC) Received: by mail-gh0-f180.google.com with SMTP id z12so687253ghb.11 for ; Wed, 25 Jul 2012 06:24:39 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-forwarded-to:x-forwarded-for:delivered-to:received-spf:from:to:cc :subject:date:message-id:x-mailer:in-reply-to:references :x-gm-message-state; bh=w01mNZchrDEASwPY8oRXIp58qHGEixYbX/OGWMZa9xc=; b=X5CmRIY0QtMCBmdqob5BPAC5VjTLT7Y08iv2/WE/qbodqF0zGKbQLo6tzJglBfjv8D lK45Kq0tK/L0/VRVtpc5Z4x+QblPQWIpNlmcytW7Gu3x+sIud6q8q4JsHXSJRMTx/tjc Qoii9VG6e67aoXO8hVn76oy3M5ghNUjMQmG0faZnOfqz7YQBwB5LaWDhxEx6tX4f4NQB nppoWHp+XYYcGAsjQ/UkMlGKi6v70/BS9zWDIUZqax4LpBN9NmL9xuXkppdvmFjkJxrM GrPZxxAcjy9voz41+KikOcjYxp8x6GvUKYZtOA/k7cEmBrJ0dJMLrDNlnXOhTTsq9FcM r8Hg== Received: by 10.42.62.211 with SMTP id z19mr24817005ich.2.1343222678950; Wed, 25 Jul 2012 06:24:38 -0700 (PDT) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.231.153.7 with SMTP id i7csp90868ibw; Wed, 25 Jul 2012 06:24:36 -0700 (PDT) Received: by 10.236.157.131 with SMTP id o3mr1464523yhk.84.1343222676585; Wed, 25 Jul 2012 06:24:36 -0700 (PDT) Received: from mnementh.archaic.org.uk (mnementh.archaic.org.uk. [81.2.115.146]) by mx.google.com with ESMTPS id t13si6481824ann.62.2012.07.25.06.24.35 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 25 Jul 2012 06:24:36 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of pm215@archaic.org.uk designates 81.2.115.146 as permitted sender) client-ip=81.2.115.146; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of pm215@archaic.org.uk designates 81.2.115.146 as permitted sender) smtp.mail=pm215@archaic.org.uk Received: from pm215 by mnementh.archaic.org.uk with local (Exim 4.72) (envelope-from ) id 1Su1Zo-0006at-Fz; Wed, 25 Jul 2012 14:24:32 +0100 From: Peter Maydell To: qemu-devel@nongnu.org Cc: patches@linaro.org, Avi Kivity , Marcelo Tosatti , Jan Kiszka , Alexander Graf Subject: [PATCH 6/6] kvm: Add documentation comment for kvm_irqchip_in_kernel() Date: Wed, 25 Jul 2012 14:24:32 +0100 Message-Id: <1343222672-25312-7-git-send-email-peter.maydell@linaro.org> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1343222672-25312-1-git-send-email-peter.maydell@linaro.org> References: <1343222672-25312-1-git-send-email-peter.maydell@linaro.org> X-Gm-Message-State: ALoCoQmP1iXtrJ2drnE1t3e4i1RtkV+b0S1XYmoYrz1+oVpxXjLkKBARYbYEtmS8g1uDMxwFMrqI Now we've cleared out the architecture-independent uses of kvm_irqchip_in_kernel(), we can add a doc comment describing what it means. Signed-off-by: Peter Maydell --- kvm.h | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) diff --git a/kvm.h b/kvm.h index 1449795..ae9df2d 100644 --- a/kvm.h +++ b/kvm.h @@ -30,6 +30,17 @@ extern bool kvm_msi_via_irqfd_allowed; #if defined CONFIG_KVM || !defined NEED_CPU_H #define kvm_enabled() (kvm_allowed) +/** + * kvm_irqchip_in_kernel: + * + * Returns: true if the user asked us to create an in-kernel + * irqchip via the "kernel_irqchip=on" machine option. + * What this actually means is architecture and machine model + * specific: on PC, for instance, it means that the LAPIC, + * IOAPIC and PIT are all in kernel. This function should never + * be used from generic target-independent code: use one of the + * following functions or some other specific check instead. + */ #define kvm_irqchip_in_kernel() (kvm_kernel_irqchip) /** * kvm_async_interrupt_injection: