[GIT PULL] nvme updates for Linux 6.2

[Christoph Hellwig <hch@infradead.org>]

This is just the first round, there is quite a bit more in the queue.

The following changes since commit 5626196a5ae0937368b35c3625c428a2125b0f44:

  Merge branch 'md-next' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into for-6.2/block (2022-11-14 12:57:50 -0700)

are available in the Git repository at:

  git://git.infradead.org/nvme.git tags/nvme-6.2-2022-11-29

for you to fetch changes up to 68c5444c317208f5a114f671140373f47f0a2cf6:

  nvmet: expose firmware revision to configfs (2022-11-21 08:35:58 +0100)

----------------------------------------------------------------
nvme updates for Linux 6.2

 - support some passthrough commands without CAP_SYS_ADMIN
   (Kanchan Joshi)
 - refactor PCIe probing and reset (Christoph Hellwig)
 - various fabrics authentication fixes and improvements (Sagi Grimberg)
 - avoid fallback to sequential scan due to transient issues
   (Uday Shankar)
 - implement support for the DEAC bit in Write Zeroes (Christoph Hellwig)
 - allow overriding the IEEE OUI and firmware revision in configfs for
   nvmet (Aleksandr Miloserdov)
 - force reconnect when number of queue changes in nvmet (Daniel Wagner)
 - minor fixes and improvements (Uros Bizjak, Joel Granados,
   Sagi Grimberg, Christoph Hellwig, Christophe JAILLET)

----------------------------------------------------------------
Aleksandr Miloserdov (2):
      nvmet: expose IEEE OUI to configfs
      nvmet: expose firmware revision to configfs

Christoph Hellwig (16):
      nvmet: only allocate a single slab for bvecs
      nvme: implement the DEAC bit for the Write Zeroes command
      nvme: don't call nvme_init_ctrl_finish from nvme_passthru_end
      nvme: move OPAL setup from PCIe to core
      nvme: simplify transport specific device attribute handling
      nvme-pci: put the admin queue in nvme_dev_remove_admin
      nvme-pci: move more teardown work to nvme_remove
      nvme-pci: factor the iod mempool creation into a helper
      nvme-pci: factor out a nvme_pci_alloc_dev helper
      nvme-pci: set constant paramters in nvme_pci_alloc_ctrl
      nvme-pci: call nvme_pci_configure_admin_queue from nvme_pci_enable
      nvme-pci: simplify nvme_dbbuf_dma_alloc
      nvme-pci: move the HMPRE check into nvme_setup_host_mem
      nvme-pci: split the initial probe from the rest path
      nvme-pci: don't unbind the driver on reset failure
      nvme: rename the queue quiescing helpers

Christophe JAILLET (1):
      nvme-fc: improve memory usage in nvme_fc_rcv_ls_req()

Daniel Wagner (1):
      nvmet: force reconnect when number of queue changes

Joel Granados (1):
      nvme: return err on nvme_init_non_mdts_limits fail

Kanchan Joshi (2):
      nvme: fine-granular CAP_SYS_ADMIN for nvme io commands
      nvme: identify-namespace without CAP_SYS_ADMIN

Sagi Grimberg (20):
      nvme-auth: rename __nvme_auth_[reset|free] to nvme_auth[reset|free]_dhchap
      nvme-auth: rename authentication work elements
      nvme-auth: remove symbol export from nvme_auth_reset
      nvme-auth: don't re-authenticate if the controller is not LIVE
      nvme-auth: remove redundant buffer deallocations
      nvme-auth: don't ignore key generation failures when initializing ctrl keys
      nvme-auth: don't override ctrl keys before validation
      nvme-auth: remove redundant if statement
      nvme-auth: don't keep long lived 4k dhchap buffer
      nvme-auth: guarantee dhchap buffers under memory pressure
      nvme-auth: clear sensitive info right after authentication completes
      nvme-auth: remove redundant deallocations
      nvme-auth: no need to reset chap contexts on re-authentication
      nvme-auth: check chap ctrl_key once constructed
      nvme-auth: convert dhchap_auth_list to an array
      nvme-auth: remove redundant auth_work flush
      nvme-auth: have dhchap_auth_work wait for queues auth to complete
      nvme-tcp: stop auth work after tearing down queues in error recovery
      nvme-rdma: stop auth work after tearing down queues in error recovery
      nvmet: fix a memory leak in nvmet_auth_set_key

Uday Shankar (1):
      nvme: avoid fallback to sequential scan due to transient issues

Uros Bizjak (1):
      nvmet: use try_cmpxchg in nvmet_update_sq_head

 drivers/nvme/host/apple.c         |  14 +-
 drivers/nvme/host/auth.c          | 258 ++++++++++++-----------
 drivers/nvme/host/core.c          | 125 ++++++++---
 drivers/nvme/host/fc.c            |  35 ++--
 drivers/nvme/host/ioctl.c         | 116 ++++++++---
 drivers/nvme/host/nvme.h          |  35 ++--
 drivers/nvme/host/pci.c           | 423 ++++++++++++++++++--------------------
 drivers/nvme/host/rdma.c          |  30 +--
 drivers/nvme/host/tcp.c           |  32 +--
 drivers/nvme/target/admin-cmd.c   |   9 +-
 drivers/nvme/target/auth.c        |   2 +
 drivers/nvme/target/configfs.c    | 121 ++++++++++-
 drivers/nvme/target/core.c        |  44 ++--
 drivers/nvme/target/io-cmd-file.c |  16 +-
 drivers/nvme/target/loop.c        |   8 +-
 drivers/nvme/target/nvmet.h       |   6 +-
 include/linux/nvme.h              |   2 +
 17 files changed, 766 insertions(+), 510 deletions(-)