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[Qemu-devel] [PATCH 08/29] cpu: Add qemu_for_each_cpu()
From: |
Andreas Färber |
Subject: |
[Qemu-devel] [PATCH 08/29] cpu: Add qemu_for_each_cpu() |
Date: |
Thu, 2 May 2013 15:35:34 +0200 |
From: "Michael S. Tsirkin" <address@hidden>
Wrapper to avoid open-coded loops and to make CPUState iteration
independent of CPUArchState.
Signed-off-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Igor Mammedov <address@hidden>
Signed-off-by: Andreas Färber <address@hidden>
---
exec.c | 10 ++++++++++
include/qom/cpu.h | 9 +++++++++
2 files changed, 19 insertions(+)
diff --git a/exec.c b/exec.c
index fa1e0c3..19725db 100644
--- a/exec.c
+++ b/exec.c
@@ -265,6 +265,16 @@ CPUState *qemu_get_cpu(int index)
return env ? cpu : NULL;
}
+void qemu_for_each_cpu(void (*func)(CPUState *cpu, void *data), void *data)
+{
+ CPUArchState *env = first_cpu;
+
+ while (env) {
+ func(ENV_GET_CPU(env), data);
+ env = env->next_cpu;
+ }
+}
+
void cpu_exec_init(CPUArchState *env)
{
CPUState *cpu = ENV_GET_CPU(env);
diff --git a/include/qom/cpu.h b/include/qom/cpu.h
index 1b4de17..a28e5ff 100644
--- a/include/qom/cpu.h
+++ b/include/qom/cpu.h
@@ -216,6 +216,15 @@ bool cpu_is_stopped(CPUState *cpu);
void run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data);
/**
+ * qemu_for_each_cpu:
+ * @func: The function to be executed.
+ * @data: Data to pass to the function.
+ *
+ * Executes @func for each CPU.
+ */
+void qemu_for_each_cpu(void (*func)(CPUState *cpu, void *data), void *data);
+
+/**
* qemu_get_cpu:
* @index: The address@hidden value of the CPU to obtain.
*
--
1.8.1.4
- [Qemu-devel] [PULL for-1.5 00/29] QOM CPUState patch queue 2013-05-02, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 02/29] cpu: Call cpu_synchronize_post_init() from DeviceClass::realize(), Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 01/29] cpu: Make kvm-stub.o available outside softmmu, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 10/29] cpu: Add helper cpu_exists(), to check if CPU with specified id exists, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 12/29] target-i386: Introduce feat2prop() for CPU properties, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 13/29] target-i386: Introduce apic-id CPU property, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 05/29] cpu: Introduce CPU hot-plug notifier, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 09/29] cpus: Use qemu_for_each_cpu() in TCG thread, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 04/29] cpu: Resume CPU from DeviceClass::realize() if hot-plugged, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 08/29] cpu: Add qemu_for_each_cpu(),
Andreas Färber <=
- [Qemu-devel] [PATCH 21/29] Add hot_add_cpu hook to QEMUMachine, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 14/29] target-i386: Do not allow to set apic-id once CPU is realized, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 03/29] cpu: Introduce cpu_resume(), for single CPU, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 11/29] acpi_piix4: Add infrastructure to send CPU hot-plug GPE to guest, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 06/29] pc: Update rtc_cmos on CPU hot-plug, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 19/29] target-i386: Attach ICC bus to CPU on its creation, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 22/29] QMP: Add cpu-add command, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 23/29] pc: Implement QEMUMachine::hot_add_cpu hook, Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 29/29] Drop redundant resume_all_vcpus() from main(), Andreas Färber, 2013/05/02
- [Qemu-devel] [PATCH 18/29] target-i386: Introduce ICC bus/device/bridge, Andreas Färber, 2013/05/02