Adopt cpu_copy to new breakpoint API (Jan Kaszka)

Latest changes to the cpu_breakpoint/watchpoint API broke cpu_copy. This
patch fixes it by cloning the breakpoint and watchpoint lists
appropriately.

Thanks to Lionel Landwerlin for pointing out.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6321 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-15 20:16:51 +00:00
parent 73822ec806
commit 5a38f08190
1 changed files with 23 additions and 1 deletions

24
exec.c
View File

@ -1654,12 +1654,34 @@ void cpu_abort(CPUState *env, const char *fmt, ...)
CPUState *cpu_copy(CPUState *env)
{
CPUState *new_env = cpu_init(env->cpu_model_str);
/* preserve chaining and index */
CPUState *next_cpu = new_env->next_cpu;
int cpu_index = new_env->cpu_index;
#if defined(TARGET_HAS_ICE)
CPUBreakpoint *bp;
CPUWatchpoint *wp;
#endif
memcpy(new_env, env, sizeof(CPUState));
/* Preserve chaining and index. */
new_env->next_cpu = next_cpu;
new_env->cpu_index = cpu_index;
/* Clone all break/watchpoints.
Note: Once we support ptrace with hw-debug register access, make sure
BP_CPU break/watchpoints are handled correctly on clone. */
TAILQ_INIT(&env->breakpoints);
TAILQ_INIT(&env->watchpoints);
#if defined(TARGET_HAS_ICE)
TAILQ_FOREACH(bp, &env->breakpoints, entry) {
cpu_breakpoint_insert(new_env, bp->pc, bp->flags, NULL);
}
TAILQ_FOREACH(wp, &env->watchpoints, entry) {
cpu_watchpoint_insert(new_env, wp->vaddr, (~wp->len_mask) + 1,
wp->flags, NULL);
}
#endif
return new_env;
}