[PATCH V1 0/3] Improve handling raid10 discard request

Hi all

Now mkfs on raid10 which is combined with ssd/nvme disks takes a long time.
This patch set tries to resolve this problem.

Xiao Ni (3):
  Move codes related with submitting discard bio into one function
  extend r10bio devs to raid disks
  improve raid10 discard request

 drivers/md/md.c     |  22 ++++
 drivers/md/md.h     |   3 +
 drivers/md/raid0.c  |  15 +--
 drivers/md/raid10.c | 286 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 4 files changed, 307 insertions(+), 19 deletions(-)

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2.7.5