[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v11 6/6] allower the user to disable pv event suppor
From: |
Hu Tao |
Subject: |
[Qemu-devel] [PATCH v11 6/6] allower the user to disable pv event support |
Date: |
Thu, 25 Oct 2012 11:42:38 +0800 |
From: Wen Congyang <address@hidden>
Signed-off-by: Wen Congyang <address@hidden>
---
hw/pc_piix.c | 6 +++++-
qemu-config.c | 4 ++++
qemu-options.hx | 3 ++-
3 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index fb67dc1..864d356 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -149,6 +149,8 @@ static void pc_init1(MemoryRegion *system_memory,
MemoryRegion *pci_memory;
MemoryRegion *rom_memory;
void *fw_cfg = NULL;
+ QemuOptsList *list = qemu_find_opts("machine");
+ bool enable_pv_event;
pc_cpus_init(cpu_model);
@@ -287,7 +289,9 @@ static void pc_init1(MemoryRegion *system_memory,
pc_pci_device_init(pci_bus);
}
- if (kvm_enabled()) {
+ enable_pv_event = qemu_opt_get_bool(QTAILQ_FIRST(&list->head),
+ "enable_pv_event", false);
+ if (kvm_enabled() && enable_pv_event) {
kvm_pv_event_init(isa_bus);
}
}
diff --git a/qemu-config.c b/qemu-config.c
index cd1ec21..db8f828 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -619,6 +619,10 @@ static QemuOptsList qemu_machine_opts = {
.name = "mem-merge",
.type = QEMU_OPT_BOOL,
.help = "enable/disable memory merge support",
+ }, {
+ .name = "enable_pv_event",
+ .type = QEMU_OPT_BOOL,
+ .help = "handle pv event"
},
{ /* End of list */ }
},
diff --git a/qemu-options.hx b/qemu-options.hx
index 46f0539..de667d6 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -35,7 +35,8 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
" kernel_irqchip=on|off controls accelerated irqchip
support\n"
" kvm_shadow_mem=size of KVM shadow MMU\n"
" dump-guest-core=on|off include guest memory in a core
dump (default=on)\n"
- " mem-merge=on|off controls memory merge support (default:
on)\n",
+ " mem-merge=on|off controls memory merge support (default:
on)\n"
+ " enable_pv_event=on|off controls pv event support\n",
QEMU_ARCH_ALL)
STEXI
@item -machine address@hidden,address@hidden,...]]
--
1.7.10.2
- [Qemu-devel] [PATCH v11] kvm: notify host when the guest is panicked, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 2/6] update kernel headers, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 1/6] start vm after reseting it, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 3/6] add a new runstate: RUN_STATE_GUEST_PANICKED, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 5/6] introduce a new qom device to deal with panicked event, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 4/6] add a new qevent: QEVENT_GUEST_PANICKED, Hu Tao, 2012/10/25
- [Qemu-devel] [PATCH v11 6/6] allower the user to disable pv event support,
Hu Tao <=
- Re: [Qemu-devel] [PATCH v11] kvm: notify host when the guest is panicked, Marcelo Tosatti, 2012/10/30