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[Qemu-devel] [PATCH v7 18/18] kvm: Activate in-kernel irqchip support
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH v7 18/18] kvm: Activate in-kernel irqchip support |
Date: |
Mon, 16 Jan 2012 16:55:52 +0100 |
Make the basic in-kernel irqchip support selectable via
-machine ...,kernel_irqchip=on. Leave it off by default until it can
fully replace user space models.
Signed-off-by: Jan Kiszka <address@hidden>
---
qemu-config.c | 4 ++++
qemu-options.hx | 5 ++++-
2 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/qemu-config.c b/qemu-config.c
index 18f3020..bd93d6f 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -518,6 +518,10 @@ static QemuOptsList qemu_machine_opts = {
.name = "accel",
.type = QEMU_OPT_STRING,
.help = "accelerator list",
+ }, {
+ .name = "kernel_irqchip",
+ .type = QEMU_OPT_BOOL,
+ .help = "use KVM in-kernel irqchip",
},
{ /* End of list */ }
},
diff --git a/qemu-options.hx b/qemu-options.hx
index a60191f..f293a50 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -31,7 +31,8 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
"-machine [type=]name[,prop[=value][,...]]\n"
" selects emulated machine (-machine ? for list)\n"
" property accel=accel1[:accel2[:...]] selects
accelerator\n"
- " supported accelerators are kvm, xen, tcg (default:
tcg)\n",
+ " supported accelerators are kvm, xen, tcg (default: tcg)\n"
+ " kernel_irqchip=on|off controls accelerated irqchip
support\n",
QEMU_ARCH_ALL)
STEXI
@item -machine address@hidden,address@hidden,...]]
@@ -44,6 +45,8 @@ This is used to enable an accelerator. Depending on the
target architecture,
kvm, xen, or tcg can be available. By default, tcg is used. If there is more
than one accelerator specified, the next one is used if the previous one fails
to initialize.
address@hidden kernel_irqchip=on|off
+Enables in-kernel irqchip support for the chosen accelerator when available.
@end table
ETEXI
--
1.7.3.4
- [Qemu-devel] [PATCH v7 00/18] uq/master: Introduce basic irqchip support, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 10/18] ioapic: Drop post-load irr initialization, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 14/18] kvm: x86: Establish IRQ0 override control, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 03/18] apic: Stop timer on reset, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 12/18] memory: Introduce memory_region_init_reservation, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 15/18] kvm: x86: Add user space part for in-kernel APIC, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 18/18] kvm: Activate in-kernel irqchip support,
Jan Kiszka <=
- [Qemu-devel] [PATCH v7 04/18] apic: Inject external NMI events via LINT1, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 11/18] ioapic: Factor out base class for KVM reuse, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 06/18] apic: Factor out base class for KVM reuse, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 09/18] i8259: Factor out base class for KVM reuse, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 17/18] kvm: x86: Add user space part for in-kernel IOAPIC, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 08/18] i8259: Completely privatize PicState, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 13/18] kvm: Introduce core services for in-kernel irqchip support, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 01/18] msi: Generalize msix_supported to msi_supported, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 05/18] apic: Introduce apic_report_irq_delivered, Jan Kiszka, 2012/01/16
- [Qemu-devel] [PATCH v7 07/18] apic: Open-code timer save/restore, Jan Kiszka, 2012/01/16