[PATCH 0/1] block: fix blk_queue_split() resource exhaustion

[Lars Ellenberg]

Result of RFC previously discussed here:
https://lkml.org/lkml/2016/6/22/172
[RFC] block: fix blk_queue_split() resource exhaustion

Rebased to linux-block/for-4.8/core as of today.
Would also need to go to Stable 4.3 and later.

Lars Ellenberg (1):
  block: fix blk_queue_split() resource exhaustion

 block/bio.c               | 27 +++++++++++++++++--------
 block/blk-core.c          | 50 +++++++++++++++++++++++++----------------------
 block/blk-merge.c         |  5 ++++-
 drivers/md/bcache/btree.c | 12 ++++++------
 drivers/md/dm-bufio.c     |  2 +-
 drivers/md/md.h           |  7 +++++++
 drivers/md/raid1.c        |  5 ++---
 drivers/md/raid10.c       |  5 ++---
 include/linux/bio.h       | 18 +++++++++++++++++
 include/linux/sched.h     |  4 ++--
 10 files changed, 88 insertions(+), 47 deletions(-)

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1.9.1