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| author | Ekaterina Tumanova <tumanova@linux.vnet.ibm.com> | 2015-02-16 12:47:56 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2015-03-10 14:02:22 +0100 |
| commit | 1a9335e4a94d0f0c635a5284aa3ba5dc50d24f70 (patch) | |
| tree | 179d5685666343000213f330dc93cd9782c11bf5 /block/raw_bsd.c | |
| parent | 8a4ed0d1b16d8932362ffecf8f6f79e6340a585f (diff) | |
| download | qemu-1a9335e4a94d0f0c635a5284aa3ba5dc50d24f70.zip qemu-1a9335e4a94d0f0c635a5284aa3ba5dc50d24f70.tar.gz qemu-1a9335e4a94d0f0c635a5284aa3ba5dc50d24f70.tar.bz2 | |
block: Add driver methods to probe blocksizes and geometry
Introduce driver methods of defining disk blocksizes (physical and
logical) and hard drive geometry.
Methods are only implemented for "host_device". For "raw" devices
driver calls child's method.
For now geometry detection will only work for DASD devices. To check
that a local check_for_dasd function was introduced. It calls BIODASDINFO2
ioctl and returns its rc.
Blocksizes detection function will probe sizes for DASD devices.
Signed-off-by: Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1424087278-49393-4-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 'block/raw_bsd.c')
| -rw-r--r-- | block/raw_bsd.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/block/raw_bsd.c b/block/raw_bsd.c index 05b02c7..e3d2d04 100644 --- a/block/raw_bsd.c +++ b/block/raw_bsd.c @@ -235,6 +235,16 @@ static int raw_probe(const uint8_t *buf, int buf_size, const char *filename) return 1; } +static int raw_probe_blocksizes(BlockDriverState *bs, BlockSizes *bsz) +{ + return bdrv_probe_blocksizes(bs->file, bsz); +} + +static int raw_probe_geometry(BlockDriverState *bs, HDGeometry *geo) +{ + return bdrv_probe_geometry(bs->file, geo); +} + BlockDriver bdrv_raw = { .format_name = "raw", .bdrv_probe = &raw_probe, @@ -252,6 +262,8 @@ BlockDriver bdrv_raw = { .has_variable_length = true, .bdrv_get_info = &raw_get_info, .bdrv_refresh_limits = &raw_refresh_limits, + .bdrv_probe_blocksizes = &raw_probe_blocksizes, + .bdrv_probe_geometry = &raw_probe_geometry, .bdrv_is_inserted = &raw_is_inserted, .bdrv_media_changed = &raw_media_changed, .bdrv_eject = &raw_eject, |