diff options
| author | Ekaterina Tumanova | 2015-02-16 12:47:54 +0100 |
|---|---|---|
| committer | Kevin Wolf | 2015-03-10 14:02:21 +0100 |
| commit | 892b7de832681cdfff22a6e96cb0280b59684024 (patch) | |
| tree | 23bca30fa831477b38dc220dface42409672e50a /include/block/block.h | |
| parent | blkdebug: fix "once" rule (diff) | |
| download | qemu-892b7de832681cdfff22a6e96cb0280b59684024.tar.gz qemu-892b7de832681cdfff22a6e96cb0280b59684024.tar.xz qemu-892b7de832681cdfff22a6e96cb0280b59684024.zip | |
block: add bdrv functions for geometry and blocksize
Add driver functions for geometry and blocksize detection
Signed-off-by: Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1424087278-49393-2-git-send-email-tumanova@linux.vnet.ibm.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/block/block.h')
| -rw-r--r-- | include/block/block.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/block/block.h b/include/block/block.h index 649c269ecd..473c746342 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -60,6 +60,17 @@ typedef enum { BDRV_REQ_MAY_UNMAP = 0x4, } BdrvRequestFlags; +typedef struct BlockSizes { + uint32_t phys; + uint32_t log; +} BlockSizes; + +typedef struct HDGeometry { + uint32_t heads; + uint32_t sectors; + uint32_t cylinders; +} HDGeometry; + #define BDRV_O_RDWR 0x0002 #define BDRV_O_SNAPSHOT 0x0008 /* open the file read only and save writes in a snapshot */ #define BDRV_O_TEMPORARY 0x0010 /* delete the file after use */ @@ -550,6 +561,8 @@ AioContext *bdrv_get_aio_context(BlockDriverState *bs); * This function must be called with iothread lock held. */ void bdrv_set_aio_context(BlockDriverState *bs, AioContext *new_context); +int bdrv_probe_blocksizes(BlockDriverState *bs, BlockSizes *bsz); +int bdrv_probe_geometry(BlockDriverState *bs, HDGeometry *geo); void bdrv_io_plug(BlockDriverState *bs); void bdrv_io_unplug(BlockDriverState *bs); |