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[Qemu-commits] [COMMIT dda9b29] Add qemu_unregister_reset
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT dda9b29] Add qemu_unregister_reset |
Date: |
Thu, 16 Jul 2009 13:31:29 -0000 |
From: Jan Kiszka <address@hidden>
Will be used by '-boot once=...', and should also help in other use
cases.
Signed-off-by: Jan Kiszka <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
diff --git a/hw/hw.h b/hw/hw.h
index c2c0ac0..1e5783d 100644
--- a/hw/hw.h
+++ b/hw/hw.h
@@ -261,6 +261,7 @@ void unregister_savevm(const char *idstr, void *opaque);
typedef void QEMUResetHandler(void *opaque);
void qemu_register_reset(QEMUResetHandler *func, void *opaque);
+void qemu_unregister_reset(QEMUResetHandler *func, void *opaque);
/* handler to set the boot_device order for a specific type of QEMUMachine */
/* return 0 if success */
diff --git a/vl.c b/vl.c
index 841146a..963b899 100644
--- a/vl.c
+++ b/vl.c
@@ -3509,12 +3509,25 @@ void qemu_register_reset(QEMUResetHandler *func, void
*opaque)
TAILQ_INSERT_TAIL(&reset_handlers, re, entry);
}
-void qemu_system_reset(void)
+void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
{
QEMUResetEntry *re;
- /* reset all devices */
TAILQ_FOREACH(re, &reset_handlers, entry) {
+ if (re->func == func && re->opaque == opaque) {
+ TAILQ_REMOVE(&reset_handlers, re, entry);
+ qemu_free(re);
+ return;
+ }
+ }
+}
+
+void qemu_system_reset(void)
+{
+ QEMUResetEntry *re, *nre;
+
+ /* reset all devices */
+ TAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
re->func(re->opaque);
}
}
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