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block: Generalize change_cb() to BlockDevOps

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So we can more easily add device model callbacks.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2011-08-03 15:07:41 +02:00 • committed by Kevin Wolf
parent fa879d62eb
commit 0e49de5232
6 changed files with 44 additions and 31 deletions
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5
block_int.h
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@ -161,15 +161,14 @@ struct BlockDriverState {
int encrypted; /* if true, the media is encrypted */
int valid_key; /* if true, a valid encryption key has been set */
int sg; /* if true, the device is a /dev/sg* */
/* event callback when inserting/removing */
void (*change_cb)(void *opaque, int reason);
void *change_opaque;
BlockDriver *drv; /* NULL means no media */
void *opaque;
void *dev; /* attached device model, if any */
/* TODO change to DeviceState when all users are qdevified */
const BlockDevOps *dev_ops;
void *dev_opaque;
char filename[1024];
char backing_file[1024]; /* if non zero, the image is a diff of