[PATCH -next v3 0/7] limit the number of plugged bio

[Yu Kuai]

From: Yu Kuai <yukuai3@xxxxxxxxxx>

Changes in v3:
 - prefix function with 'raid1_' instead of 'md_'
 - use a globle workequeue instead of per bitmap in patch 5
Changes in v2:
 - remove the patch to rename raid1-10.c

Yu Kuai (7):
  md/raid10: prevent soft lockup while flush writes
  md/raid1-10: factor out a helper to add bio to plug
  md/raid1-10: factor out a helper to submit normal write
  md/raid1-10: submit write io directly if bitmap is not enabled
  md/md-bitmap: add a new helper to unplug bitmap asynchrously
  md/raid1-10: don't handle pluged bio by daemon thread
  md/raid1-10: limit the number of plugged bio

 drivers/md/md-bitmap.c | 33 ++++++++++++++++++++--
 drivers/md/md-bitmap.h |  8 ++++++
 drivers/md/md.c        |  9 ++++++
 drivers/md/md.h        |  1 +
 drivers/md/raid1-10.c  | 63 ++++++++++++++++++++++++++++++++++++++++++
 drivers/md/raid1.c     | 29 ++++---------------
 drivers/md/raid10.c    | 47 +++++++------------------------
 7 files changed, 126 insertions(+), 64 deletions(-)

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2.39.2