Signed-off-by: Devin Nakamura <devin...@gmail.com>
---
block.c | 15 +++++++++++++++
block.h | 2 ++
2 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/block.c b/block.c
index 5ca396b..ed62c4a 100644
--- a/block.c
+++ b/block.c
@@ -3320,3 +3320,18 @@ int bdrv_get_conversion_options(BlockDriverState *bs,
}
return bs->drv->bdrv_get_conversion_options(bs, options);
}
+
+
+int bdrv_get_mapping(BlockDriverState *bs, uint64_t guest_offset,
+ uint64_t *host_offset, uint64_t *contiguous_bytes)
+{
+ BlockDriver *drv = bs->drv;
+ if (!drv) {
+ return -ENOMEDIUM;
+ }
+ if (!drv->bdrv_get_mapping) {
+ return -ENOTSUP;
+ }
+ return drv->bdrv_get_mapping(bs, guest_offset, host_offset,
+ contiguous_bytes);
+}
diff --git a/block.h b/block.h
index 77e3135..c983d50 100644
--- a/block.h
+++ b/block.h
@@ -264,6 +264,8 @@ int bdrv_open_conversion_target(BlockDriverState **bs,
BlockDriverState *file,
QEMUOptionParameter *usr_options,
const char *target_fmt,
bool force);
+int bdrv_get_mapping(BlockDriverState *bs, uint64_t guest_offset,
+ uint64_t *host_offset, uint64_t *contiguous_bytes);
typedef enum {
BLKDBG_L1_UPDATE,
--
1.7.6.rc1
