diff options
Diffstat (limited to 'drivers/target/target_core_user.c')
| -rw-r--r-- | drivers/target/target_core_user.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 43583a792439..c7541f090453 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -807,6 +807,13 @@ tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) int ret; DEFINE_WAIT(__wait); + /* + * Don't leave commands partially setup because the unmap + * thread might need the blocks to make forward progress. + */ + tcmu_cmd_free_data(tcmu_cmd, tcmu_cmd->dbi_cur); + tcmu_cmd_reset_dbi_cur(tcmu_cmd); + prepare_to_wait(&udev->wait_cmdr, &__wait, TASK_INTERRUPTIBLE); pr_debug("sleeping for ring space\n"); |