qcow2: Allow different cluster sizes

Add an option to specify the cluster size of a newly created qcow2 image.
Default is 4k which is the same value that was hard-coded before.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Kevin Wolf 2009-05-19 17:57:21 +02:00 committed by Anthony Liguori
parent efa84d43cc
commit 73c632edc4
2 changed files with 49 additions and 5 deletions

View file

@ -36,6 +36,7 @@
#define BLOCK_OPT_COMPAT6 "compat6"
#define BLOCK_OPT_BACKING_FILE "backing_file"
#define BLOCK_OPT_BACKING_FMT "backing_fmt"
#define BLOCK_OPT_CLUSTER_SIZE "cluster_size"
typedef struct AIOPool {
void (*cancel)(BlockDriverAIOCB *acb);