[GIT PULL] Block fixes for 5.12-rc4

Hi Linus,

Just an NVMe pull request this week:

- fix tag allocation for keep alive
- fix a unit mismatch for the Write Zeroes limits
- various TCP transport fixes (Sagi Grimberg, Elad Grupi)
- fix iosqes and iocqes validation for discovery controllers (Sagi Grimberg)

Please pull!


The following changes since commit 1e28eed17697bcf343c6743f0028cc3b5dd88bf0:

  Linux 5.12-rc3 (2021-03-14 14:41:02 -0700)

are available in the Git repository at:

  git://git.kernel.dk/linux-block.git tags/block-5.12-2021-03-19

for you to fetch changes up to d38b4d289486daee01c1fdf056b46b7cdfe72e9e:

  Merge tag 'nvme-5.12-20210319' of git://git.infradead.org/nvme into block-5.12 (2021-03-19 06:40:47 -0600)

----------------------------------------------------------------
block-5.12-2021-03-19

----------------------------------------------------------------
Christoph Hellwig (4):
      nvme-fabrics: only reserve a single tag
      nvme: merge nvme_keep_alive into nvme_keep_alive_work
      nvme: allocate the keep alive request using BLK_MQ_REQ_NOWAIT
      nvme: fix Write Zeroes limitations

Elad Grupi (1):
      nvmet-tcp: fix kmap leak when data digest in use

Jens Axboe (1):
      Merge tag 'nvme-5.12-20210319' of git://git.infradead.org/nvme into block-5.12

Sagi Grimberg (5):
      nvme-tcp: fix a NULL deref when receiving a 0-length r2t PDU
      nvme-tcp: fix misuse of __smp_processor_id with preemption enabled
      nvme-tcp: fix possible hang when failing to set io queues
      nvme-rdma: fix possible hang when failing to set io queues
      nvmet: don't check iosqes,iocqes for discovery controllers

 drivers/nvme/host/core.c    | 64 +++++++++++++++------------------------------
 drivers/nvme/host/fabrics.h |  7 +++++
 drivers/nvme/host/fc.c      |  4 +--
 drivers/nvme/host/rdma.c    | 11 +++++---
 drivers/nvme/host/tcp.c     | 20 ++++++++++----
 drivers/nvme/target/core.c  | 17 +++++++++---
 drivers/nvme/target/loop.c  |  4 +--
 drivers/nvme/target/tcp.c   |  2 +-
 8 files changed, 69 insertions(+), 60 deletions(-)

-- 
Jens Axboe