Merge tag 'block-6.2-2022-12-29' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:
 "Mostly just NVMe, but also a single fixup for BFQ for a regression
  that happened during the merge window. In detail:

   - NVMe pull requests via Christoph:
      - Fix doorbell buffer value endianness (Klaus Jensen)
      - Fix Linux vs NVMe page size mismatch (Keith Busch)
      - Fix a potential use memory access beyong the allocation limit
        (Keith Busch)
      - Fix a multipath vs blktrace NULL pointer dereference (Yanjun
        Zhang)
      - Fix various problems in handling the Command Supported and
        Effects log (Christoph Hellwig)
      - Don't allow unprivileged passthrough of commands that don't
        transfer data but modify logical block content (Christoph
        Hellwig)
      - Add a features and quirks policy document (Christoph Hellwig)
      - Fix some really nasty code that was correct but made smatch
        complain (Sagi Grimberg)

   - Use-after-free regression in BFQ from this merge window (Yu)"

* tag 'block-6.2-2022-12-29' of git://git.kernel.dk/linux:
  nvme-auth: fix smatch warning complaints
  nvme: consult the CSE log page for unprivileged passthrough
  nvme: also return I/O command effects from nvme_command_effects
  nvmet: don't defer passthrough commands with trivial effects to the workqueue
  nvmet: set the LBCC bit for commands that modify data
  nvmet: use NVME_CMD_EFFECTS_CSUPP instead of open coding it
  nvme: fix the NVME_CMD_EFFECTS_CSE_MASK definition
  docs, nvme: add a feature and quirk policy document
  nvme-pci: update sqsize when adjusting the queue depth
  nvme: fix setting the queue depth in nvme_alloc_io_tag_set
  block, bfq: fix uaf for bfqq in bfq_exit_icq_bfqq
  nvme: fix multipath crash caused by flush request when blktrace is enabled
  nvme-pci: fix page size checks
  nvme-pci: fix mempool alloc size
  nvme-pci: fix doorbell buffer value endianness

1 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index d6be2a686100..4fad4aa245fb 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -7,6 +7,7 @@
 #ifndef _LINUX_NVME_H
 #define _LINUX_NVME_H
 
+#include <linux/bits.h>
 #include <linux/types.h>
 #include <linux/uuid.h>
 
@@ -639,8 +640,9 @@ enum {
 	NVME_CMD_EFFECTS_NCC		= 1 << 2,
 	NVME_CMD_EFFECTS_NIC		= 1 << 3,
 	NVME_CMD_EFFECTS_CCC		= 1 << 4,
-	NVME_CMD_EFFECTS_CSE_MASK	= 3 << 16,
+	NVME_CMD_EFFECTS_CSE_MASK	= GENMASK(18, 16),
 	NVME_CMD_EFFECTS_UUID_SEL	= 1 << 19,
+	NVME_CMD_EFFECTS_SCOPE_MASK	= GENMASK(31, 20),
 };
 
 struct nvme_effects_log {