Revision 3ac906f7 block.c
| b/block.c | ||
|---|---|---|
| 1789 | 1789 |
{
|
| 1790 | 1790 |
BlockDriverState *bs; |
| 1791 | 1791 |
|
| 1792 |
if (bs_snapshots) |
|
| 1792 |
if (bs_snapshots) {
|
|
| 1793 | 1793 |
return bs_snapshots; |
| 1794 |
} |
|
| 1794 | 1795 |
|
| 1795 | 1796 |
bs = NULL; |
| 1796 | 1797 |
while ((bs = bdrv_next(bs))) {
|
| 1797 | 1798 |
if (bdrv_can_snapshot(bs)) {
|
| 1798 |
goto ok; |
|
| 1799 |
bs_snapshots = bs; |
|
| 1800 |
return bs; |
|
| 1799 | 1801 |
} |
| 1800 | 1802 |
} |
| 1801 | 1803 |
return NULL; |
| 1802 |
ok: |
|
| 1803 |
bs_snapshots = bs; |
|
| 1804 |
return bs; |
|
| 1805 | 1804 |
} |
| 1806 | 1805 |
|
| 1807 | 1806 |
int bdrv_snapshot_create(BlockDriverState *bs, |
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