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[Qemu-devel] [PATCH] provide cpu_index to env mapping
From: |
Glauber Costa |
Subject: |
[Qemu-devel] [PATCH] provide cpu_index to env mapping |
Date: |
Tue, 9 Jun 2009 12:15:18 -0400 |
There are some people interested in, given a cpu number,
pick its CPUState. KVM is an example, although not yet in tree.
This patch provides a way of doing that.
Signed-off-by: Glauber Costa <address@hidden>
---
cpu-all.h | 1 +
exec.c | 13 +++++++++++++
2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/cpu-all.h b/cpu-all.h
index dc9b034..8990be3 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -741,6 +741,7 @@ int page_check_range(target_ulong start, target_ulong len,
int flags);
void cpu_exec_init_all(unsigned long tb_size);
CPUState *cpu_copy(CPUState *env);
+CPUState *qemu_get_cpu(int cpu);
void cpu_dump_state(CPUState *env, FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
diff --git a/exec.c b/exec.c
index 52f4e89..6c26cb6 100644
--- a/exec.c
+++ b/exec.c
@@ -541,6 +541,19 @@ static int cpu_common_load(QEMUFile *f, void *opaque, int
version_id)
}
#endif
+CPUState *qemu_get_cpu(int cpu)
+{
+ CPUState *env = first_cpu;
+
+ while (env) {
+ if (env->cpu_index == cpu)
+ break;
+ env = env->next_cpu;
+ }
+
+ return env;
+}
+
void cpu_exec_init(CPUState *env)
{
CPUState **penv;
--
1.5.6.6
- [Qemu-devel] [PATCH] provide cpu_index to env mapping,
Glauber Costa <=