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qcow2: Allow >4 GB VM state

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This is a compatible extension to the snapshot header format that allows
saving a 64 bit VM state size.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2011-11-16 11:35:54 +01:00
parent 3763f26f2f
commit c2c9a46609
5 changed files with 42 additions and 6 deletions
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2
block/qcow2.h
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@ -78,7 +78,7 @@ typedef struct QCowSnapshot {
uint32_t l1_size;
char *id_str;
char *name;
uint32_t vm_state_size;
uint64_t vm_state_size;
uint32_t date_sec;
uint32_t date_nsec;
uint64_t vm_clock_nsec;