Re: [PATCH 2/4] block: check virt boundary in bio_will_gap()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 4571ef1..b8ff6a3 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1388,7 +1388,7 @@ static inline bool bvec_gap_to_prev(struct request_queue *q,
  static inline bool bio_will_gap(struct request_queue *q, struct bio *prev,
  			 struct bio *next)
  {
-	if (!bio_has_data(prev))
+	if (!bio_has_data(prev) || !queue_virt_boundary(q))
  		return false;

Can we not do that?

bvec_gap_to_prev is already checking the virt_boundary and I'd sorta
like to keep the motivation to optimize bio_get_last_bvec() to be O(1).
--
To unsubscribe from this list: send the line "unsubscribe linux-block" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux RAID]     [Linux SCSI]     [Linux ATA RAID]     [IDE]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Device Mapper]

  Powered by Linux