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Refactor debug and vmstop request interface

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Instead of fiddling with debug_requested and vmstop_requested directly,
introduce qemu_system_debug_request and turn qemu_system_vmstop_request
into a public interface. This aligns those services with exiting ones in
vl.c.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Jan Kiszka 2011-02-07 12:19:16 +01:00 committed by Marcelo Tosatti
parent e07bbac542
commit 8cf71710f0
4 changed files with 19 additions and 14 deletions
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9
cpus.c
View File

@ -168,8 +168,7 @@ static bool all_cpu_threads_idle(void)
static void cpu_debug_handler(CPUState *env)
{
gdb_set_stop_cpu(env);
debug_requested = VMSTOP_DEBUG;
vm_stop(VMSTOP_DEBUG);
qemu_system_debug_request();
}
#ifdef CONFIG_LINUX
@ -990,12 +989,6 @@ void qemu_notify_event(void)
qemu_event_increment();
}
static void qemu_system_vmstop_request(int reason)
{
vmstop_requested = reason;
qemu_notify_event();
}
void cpu_stop_current(void)
{
if (cpu_single_env) {

2
cpus.h
View File

@ -11,8 +11,6 @@ void cpu_stop_current(void);
/* vl.c */
extern int smp_cores;
extern int smp_threads;
extern int debug_requested;
extern int vmstop_requested;
void vm_state_notify(int running, int reason);
bool cpu_exec_all(void);
void set_numa_modes(void);

2
sysemu.h
View File

@ -61,6 +61,8 @@ void cpu_disable_ticks(void);
void qemu_system_reset_request(void);
void qemu_system_shutdown_request(void);
void qemu_system_powerdown_request(void);
void qemu_system_debug_request(void);
void qemu_system_vmstop_request(int reason);
int qemu_shutdown_requested(void);
int qemu_reset_requested(void);
int qemu_powerdown_requested(void);

20
vl.c
View File

@ -1217,8 +1217,8 @@ static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
static int reset_requested;
static int shutdown_requested;
static int powerdown_requested;
int debug_requested;
int vmstop_requested;
static int debug_requested;
static int vmstop_requested;
int qemu_shutdown_requested(void)
{
@ -1312,6 +1312,18 @@ void qemu_system_powerdown_request(void)
qemu_notify_event();
}
void qemu_system_debug_request(void)
{
debug_requested = 1;
vm_stop(VMSTOP_DEBUG);
}
void qemu_system_vmstop_request(int reason)
{
vmstop_requested = reason;
qemu_notify_event();
}
void main_loop_wait(int nonblocking)
{
IOHandlerRecord *ioh;
@ -1427,8 +1439,8 @@ static void main_loop(void)
dev_time += profile_getclock() - ti;
#endif
if ((r = qemu_debug_requested())) {
vm_stop(r);
if (qemu_debug_requested()) {
vm_stop(VMSTOP_DEBUG);
}
if (qemu_shutdown_requested()) {
monitor_protocol_event(QEVENT_SHUTDOWN, NULL);