Add qemu_unregister_reset
Will be used by '-boot once=...', and should also help in other use cases. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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1
hw/hw.h
1
hw/hw.h
@ -261,6 +261,7 @@ void unregister_savevm(const char *idstr, void *opaque);
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typedef void QEMUResetHandler(void *opaque);
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void qemu_register_reset(QEMUResetHandler *func, void *opaque);
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void qemu_unregister_reset(QEMUResetHandler *func, void *opaque);
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/* handler to set the boot_device order for a specific type of QEMUMachine */
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/* return 0 if success */
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17
vl.c
17
vl.c
@ -3509,12 +3509,25 @@ void qemu_register_reset(QEMUResetHandler *func, void *opaque)
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TAILQ_INSERT_TAIL(&reset_handlers, re, entry);
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}
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void qemu_system_reset(void)
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void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
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{
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QEMUResetEntry *re;
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/* reset all devices */
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TAILQ_FOREACH(re, &reset_handlers, entry) {
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if (re->func == func && re->opaque == opaque) {
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TAILQ_REMOVE(&reset_handlers, re, entry);
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qemu_free(re);
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return;
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}
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}
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}
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void qemu_system_reset(void)
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{
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QEMUResetEntry *re, *nre;
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/* reset all devices */
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TAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
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re->func(re->opaque);
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}
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}
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