diff options
| author | Jonas Rabenstein <jonas.rabenstein@studium.uni-erlangen.de> | 2019-05-21 22:46:45 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-06-29 10:33:57 -0600 |
| commit | a9b25b4cf2b76d320afc999f881ccb805fecdd84 (patch) | |
| tree | 2137106246ef1e5ae9afdc4677a93c1df4ca22fa /include/linux | |
| parent | c9888443413e4e06013e482fc484dbb9c559c145 (diff) | |
block: sed-opal: ioctl for writing to shadow mbr
Allow modification of the shadow mbr. If the shadow mbr is not marked as
done, this data will be presented read only as the device content. Only
after marking the shadow mbr as done and unlocking a locking range the
actual content is accessible.
Co-authored-by: David Kozub <zub@linux.fjfi.cvut.cz>
Signed-off-by: Jonas Rabenstein <jonas.rabenstein@studium.uni-erlangen.de>
Signed-off-by: David Kozub <zub@linux.fjfi.cvut.cz>
Reviewed-by: Scott Bauer <sbauer@plzdonthack.me>
Reviewed-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sed-opal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sed-opal.h b/include/linux/sed-opal.h index f834e8a1495f..53c28d750a45 100644 --- a/include/linux/sed-opal.h +++ b/include/linux/sed-opal.h @@ -41,6 +41,7 @@ static inline bool is_sed_ioctl(unsigned int cmd) case IOC_OPAL_SECURE_ERASE_LR: case IOC_OPAL_PSID_REVERT_TPR: case IOC_OPAL_MBR_DONE: + case IOC_OPAL_WRITE_SHADOW_MBR: return true; } return false; |