Messages in this thread Patch in this message | | | From | Jianchao Wang <> | Subject | [PATCH 4/8] mtip32xx: use blk_mq_queue_tag_busy_iter | Date | Fri, 15 Mar 2019 16:57:40 +0800 |
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blk_mq_tagset_busy_iter is not safe that it could get stale request in tags->rqs[]. Use blk_mq_queue_tag_busy_iter here.
Signed-off-by: Jianchao Wang <jianchao.w.wang@oracle.com> --- drivers/block/mtip32xx/mtip32xx.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 88e8440..6e356f7 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -2770,13 +2770,13 @@ static int mtip_service_thread(void *data) blk_mq_quiesce_queue(dd->queue); - blk_mq_tagset_busy_iter(&dd->tags, mtip_queue_cmd, dd); + blk_mq_queue_tag_busy_iter(dd->queue, mtip_queue_cmd, dd, true); set_bit(MTIP_PF_ISSUE_CMDS_BIT, &dd->port->flags); if (mtip_device_reset(dd)) - blk_mq_tagset_busy_iter(&dd->tags, - mtip_abort_cmd, dd); + blk_mq_queue_tag_busy_iter(dd->queue, + mtip_abort_cmd, dd, true); clear_bit(MTIP_PF_TO_ACTIVE_BIT, &dd->port->flags); @@ -3907,7 +3907,7 @@ static int mtip_block_remove(struct driver_data *dd) blk_freeze_queue_start(dd->queue); blk_mq_quiesce_queue(dd->queue); - blk_mq_tagset_busy_iter(&dd->tags, mtip_no_dev_cleanup, dd); + blk_mq_queue_tag_busy_iter(dd->queue, mtip_no_dev_cleanup, dd, true); blk_mq_unquiesce_queue(dd->queue); /* -- 2.7.4
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