> On Jul 10, 2023, at 1:28 PM, Christoph Hellwig <hch@xxxxxx> wrote: > > Only found a virtualized AHCI setup so far without much success. Can > you try this (from Chengming Zhou) in the meantime? > > diff --git a/block/blk-flush.c b/block/blk-flush.c > index dba392cf22bec6..5c392a277b9eb2 100644 > --- a/block/blk-flush.c > +++ b/block/blk-flush.c > @@ -443,7 +443,7 @@ bool blk_insert_flush(struct request *rq) > * the post flush, and then just pass the command on. > */ > blk_rq_init_flush(rq); > - rq->flush.seq |= REQ_FSEQ_POSTFLUSH; > + rq->flush.seq |= REQ_FSEQ_PREFLUSH; > spin_lock_irq(&fq->mq_flush_lock); > list_move_tail(&rq->flush.list, &fq->flush_data_in_flight); > spin_unlock_irq(&fq->mq_flush_lock); Thanks for the quick response. No change. -- Chuck Lever
