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 <jan.kis...@siemens.com>
---
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 [type=]@var{name}[,prop=@var{value}[,...]]
@@ -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.
+@item kernel_irqchip=on|off
+Enables in-kernel irqchip support for the chosen accelerator when available.
@end table
ETEXI
--
1.7.3.4
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