From: Quinn Tran qutran@marvell.com
commit dd322b7f3efc8cda085bb60eadc4aee6324eadd8 upstream.
This patch fixes driver unload hang by removing msleep()
Fixes: d74595278f4ab ("scsi: qla2xxx: Add multiple queue pair functionality.") Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20191105150657.8092-5-hmadhani@marvell.com Reviewed-by: Ewan D. Milne emilne@redhat.com Signed-off-by: Quinn Tran qutran@marvell.com Signed-off-by: Himanshu Madhani hmadhani@marvell.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/scsi/qla2xxx/qla_init.c | 2 -- 1 file changed, 2 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -9021,8 +9021,6 @@ int qla2xxx_delete_qpair(struct scsi_qla struct qla_hw_data *ha = qpair->hw;
qpair->delete_in_progress = 1; - while (atomic_read(&qpair->ref_count)) - msleep(500);
ret = qla25xx_delete_req_que(vha, qpair->req); if (ret != QLA_SUCCESS)