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iothread: add iothread_by_id() API

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Encapsulate IOThread QOM object lookup so that callers don't need to
know how and where IOThread objects live.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20171206144550.22295-8-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2017-12-06 14:45:48 +00:00
parent 5016f21b70
commit fbcc6923b0
2 changed files with 8 additions and 0 deletions
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1
include/sysemu/iothread.h
View File

@ -42,6 +42,7 @@ typedef struct {
OBJECT_CHECK(IOThread, obj, TYPE_IOTHREAD)
char *iothread_get_id(IOThread *iothread);
IOThread *iothread_by_id(const char *id);
AioContext *iothread_get_aio_context(IOThread *iothread);
void iothread_stop_all(void);
GMainContext *iothread_get_g_main_context(IOThread *iothread);

7
iothread.c
View File

@ -380,3 +380,10 @@ void iothread_destroy(IOThread *iothread)
{
object_unparent(OBJECT(iothread));
}
/* Lookup IOThread by its id. Only finds user-created objects, not internal
* iothread_create() objects. */
IOThread *iothread_by_id(const char *id)
{
return IOTHREAD(object_resolve_path_type(id, TYPE_IOTHREAD, NULL));
}