scsi: ufs: Use WQ_HIGHPRI for gating work
Must have WQ_MEM_RECLAIM
``WQ_MEM_RECLAIM``
All workqueues which might be used in the memory reclaim paths **MUST**
have this flag set. The wq is guaranteed to have at least one execution
context regardless of memory pressure.
Link: https://lore.kernel.org/r/20201117165839.1643377-5-jaegeuk@kernel.org
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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