[PATCH 06/21] vl: add a tmp pointer so that a handler can delete the entry to which it belongs.

Yoshiaki Tamura
2010-11-25T06:52:45Z

By copying the next entry to a tmp pointer,
qemu_del_vm_change_state_handler() can be called in the handler.

Signed-off-by: Yoshiaki Tamura <tamura.yoshiaki@lab.ntt.co.jp>
---
vl.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/vl.c b/vl.c
index 805e11f..6b6aec0 100644
--- a/vl.c
+++ b/vl.c
@@ -1073,11 +1073,12 @@ void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)

void vm_state_notify(int running, int reason)
{
- VMChangeStateEntry *e;
+ VMChangeStateEntry *e, *ne;

trace_vm_state_notify(running, reason);

- for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
+ for (e = vm_change_state_head.lh_first; e; e = ne) {
+ ne = e->entries.le_next;
e->cb(e->opaque, running, reason);
}
}
--
1.7.1.2