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-rw-r--r--include/hw/block/block.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/hw/block/block.h b/include/hw/block/block.h
index df9d207d81..f3f6e8ef02 100644
--- a/include/hw/block/block.h
+++ b/include/hw/block/block.h
@@ -26,6 +26,7 @@ typedef struct BlockConf {
/* geometry, not all devices use this */
uint32_t cyls, heads, secs;
OnOffAuto wce;
+ bool share_rw;
BlockdevOnError rerror;
BlockdevOnError werror;
} BlockConf;
@@ -53,7 +54,9 @@ static inline unsigned int get_physical_block_exp(BlockConf *conf)
DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 0), \
DEFINE_PROP_UINT32("discard_granularity", _state, \
_conf.discard_granularity, -1), \
- DEFINE_PROP_ON_OFF_AUTO("write-cache", _state, _conf.wce, ON_OFF_AUTO_AUTO)
+ DEFINE_PROP_ON_OFF_AUTO("write-cache", _state, _conf.wce, \
+ ON_OFF_AUTO_AUTO), \
+ DEFINE_PROP_BOOL("share-rw", _state, _conf.share_rw, false)
#define DEFINE_BLOCK_CHS_PROPERTIES(_state, _conf) \
DEFINE_PROP_UINT32("cyls", _state, _conf.cyls, 0), \
@@ -73,7 +76,8 @@ void blkconf_geometry(BlockConf *conf, int *trans,
unsigned cyls_max, unsigned heads_max, unsigned secs_max,
Error **errp);
void blkconf_blocksizes(BlockConf *conf);
-void blkconf_apply_backend_options(BlockConf *conf);
+void blkconf_apply_backend_options(BlockConf *conf, bool readonly,
+ bool resizable, Error **errp);
/* Hard disk geometry */