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Diffstat (limited to 'drivers/block/xen-blkfront.c')
| -rw-r--r-- | drivers/block/xen-blkfront.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index f765970578f9..8dad7bf5f664 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -2080,6 +2080,15 @@ static int blkfront_resume(struct xenbus_device *dev) continue; /* + * For requests split across multiple slots, process the + * underlying request only once: skip the linked, sg-less + * secondary slot. + */ + if (shadow[j].associated_id != NO_ASSOCIATED_ID && + shadow[j].num_sg == 0) + continue; + + /* * Get the bios in the request so we can re-queue them. */ if (req_op(shadow[j].request) == REQ_OP_FLUSH || |