mirror-linux/Documentation/driver-api
Linus Torvalds 4b0b946019 RDMA v7.1 merge window
Usual collection of driver changes, more core infrastructure updates that
 typical this cycle:
 
 - Minor cleanups and kernel-doc fixes in bnxt_re, hns, rdmavt, efa, ocrdma,
   erdma, rtrs, hfi1, ionic, and pvrdma
 
 - New udata validation framework and driver updates
 
 - Modernize CQ creation interface in mlx4 and mlx5, manage CQ umem in core
 
 - Promote UMEM to a core component, split out DMA block iterator logic
 
 - Introduce FRMR pools with aging, statistics, pinned handles, and netlink
   control and use it in  mlx5
 
 - Add PCIe TLP  emulation support in mlx5
 
 - Extend umem to work with revocable pinned dmabuf's and use it in irdma
 
 - More net namespace improvements for rxe
 
 - GEN4 hardware support in irdma
 
 - First steps to MW and UC support in mana_ib
 
 - Support for CQ umem and doorbells in bnxt_re
 
 - Drop opa_vnic driver from hfi1
 
 - Fixes:
     IB/core zero dmac neighbor resolution race
     GID table memory free
     rxe pad/ICRC validation and r_key async errors
     mlx4 external umem for CQ
     umem DMA attributes on unmap
     mana_ib RX steering on RSS QP destroy
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:
 "The usual collection of driver changes, more core infrastructure
  updates that typical this cycle:

   - Minor cleanups and kernel-doc fixes in bnxt_re, hns, rdmavt, efa,
     ocrdma, erdma, rtrs, hfi1, ionic, and pvrdma

   - New udata validation framework and driver updates

   - Modernize CQ creation interface in mlx4 and mlx5, manage CQ umem in
     core

   - Promote UMEM to a core component, split out DMA block iterator
     logic

   - Introduce FRMR pools with aging, statistics, pinned handles, and
     netlink control and use it in mlx5

   - Add PCIe TLP emulation support in mlx5

   - Extend umem to work with revocable pinned dmabuf's and use it in
     irdma

   - More net namespace improvements for rxe

   - GEN4 hardware support in irdma

   - First steps to MW and UC support in mana_ib

   - Support for CQ umem and doorbells in bnxt_re

   - Drop opa_vnic driver from hfi1

  Fixes:

   - IB/core zero dmac neighbor resolution race

   - GID table memory free

   - rxe pad/ICRC validation and r_key async errors

   - mlx4 external umem for CQ

   - umem DMA attributes on unmap

   - mana_ib RX steering on RSS QP destroy"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (116 commits)
  RDMA/core: Fix user CQ creation for drivers without create_cq
  RDMA/ionic: bound node_desc sysfs read with %.64s
  IB/core: Fix zero dmac race in neighbor resolution
  RDMA/mana_ib: Support memory windows
  RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv
  RDMA/core: Prefer NLA_NUL_STRING
  RDMA/core: Fix memory free for GID table
  RDMA/hns: Remove the duplicate calls to ib_copy_validate_udata_in()
  RDMA: Remove redundant = {} for udata req structs
  RDMA/irdma: Add missing comp_mask check in alloc_ucontext
  RDMA/hns: Add missing comp_mask check in create_qp
  RDMA/mlx5: Pull comp_mask validation into ib_copy_validate_udata_in_cm()
  RDMA: Use ib_copy_validate_udata_in_cm() for zero comp_mask
  RDMA/hns: Use ib_copy_validate_udata_in()
  RDMA/mlx4: Use ib_copy_validate_udata_in() for QP
  RDMA/mlx4: Use ib_copy_validate_udata_in()
  RDMA/mlx5: Use ib_copy_validate_udata_in() for MW
  RDMA/mlx5: Use ib_copy_validate_udata_in() for SRQ
  RDMA/pvrdma: Use ib_copy_validate_udata_in() for srq
  RDMA: Use ib_copy_validate_udata_in() for implicit full structs
  ...
2026-04-20 11:20:35 -07:00
..
80211 Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
acpi docs: driver-api: fix 6 spelling typos in Documentation/driver-api 2026-03-25 12:36:02 -06:00
backlight
coco Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
crypto Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
cxl docs: driver-api: fix 6 spelling typos in Documentation/driver-api 2026-03-25 12:36:02 -06:00
dmaengine docs: driver-api: fix 6 spelling typos in Documentation/driver-api 2026-03-25 12:36:02 -06:00
driver-model workqueue: Changes for v7.1 2026-04-15 10:32:08 -07:00
early-userspace doc: early_userspace_support.rst: trivial fix: directory -> file 2026-02-23 14:52:36 -07:00
firmware Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
fpga
gpio Documentation: gpio: update the preferred method for using software node lookup 2026-04-08 15:52:26 +02:00
hte
i3c docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
iio docs: iio: Allow creating cross-references ABI 2025-02-18 13:42:46 -07:00
md
media [GIT PULL for v7.1] media updates 2026-04-15 08:32:10 -07:00
mei
memory-devices Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
mmc Documentation: mmc: Add mmc-test doc 2024-09-05 12:13:39 +02:00
mtd
nfc
nvdimm Documentation: btt: Unwrap bit 31-30 nested table 2025-11-07 09:06:51 -06:00
pci docs: driver-api: fix 6 spelling typos in Documentation/driver-api 2026-03-25 12:36:02 -06:00
phy docs: fix 're-use' -> 'reuse' in documentation 2026-02-02 09:54:15 -07:00
pldmfw Documentation: pldmfw: Demote library overview section 2025-11-05 11:29:30 -07:00
pm Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
rapidio
serial Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
soundwire Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
surface_aggregator Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
thermal thermal: int340x: processor_thermal: Enable slow workload type hints 2026-01-07 21:42:10 +01:00
tty docs: fix 're-use' -> 'reuse' in documentation 2026-02-02 09:54:15 -07:00
usb docs: fix 're-use' -> 'reuse' in documentation 2026-02-02 09:54:15 -07:00
virtio
xilinx Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
aperture.rst
auxiliary_bus.rst drivers/base: Remove unused auxiliary_find_device 2024-10-14 08:21:09 +02:00
basics.rst docs: Update documentation to avoid mentioning of kernel.h 2025-12-22 14:59:18 -07:00
clk.rst
component.rst
connector.rst
console.rst
devfreq.rst
device-io.rst docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
device_link.rst
dma-buf.rst dma-buf: Remove DMA-BUF sysfs stats 2026-01-19 19:10:01 +05:30
dpll.rst dpll: add frequency monitoring to netlink spec 2026-04-03 16:48:01 -07:00
edac.rst
eisa.rst docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
extcon.rst Documentation: extcon: add documentation for Extcon subsystem 2024-12-08 21:59:40 +09:00
firewire.rst firewire: core: expose kernel API to schedule work item to process isochronous context 2024-09-08 13:05:48 +09:00
frame-buffer.rst
generic-counter.rst docs: arm: generic-counter: Allow creating cross-references for ABI 2025-02-18 13:42:46 -07:00
generic_pt.rst iommupt: Documentation fixes 2025-11-07 11:12:03 +01:00
hsi.rst
hw-recoverable-errors.rst vmcoreinfo: track and log recoverable hardware errors 2025-11-27 14:24:44 -08:00
i2c.rst
index.rst Documentation: use a source-read extension for the index link boilerplate 2026-01-23 11:59:34 -07:00
infiniband.rst RDMA/hfi1: Remove opa_vnic 2026-03-10 07:51:30 -04:00
infrastructure.rst driver core: add a faux bus for use when a simple device/bus is needed 2025-02-13 16:58:51 +01:00
input.rst Add libps2 to the input section of driver-api 2024-07-03 16:20:49 -06:00
interconnect.rst docs: interconnect: Document consumer APIs and drop outdated text 2026-03-17 08:51:28 -06:00
io-mapping.rst
io_ordering.rst
ioctl.rst
ipmb.rst
ipmi.rst docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
isa.rst
libata.rst docs: driver-api: fix 6 spelling typos in Documentation/driver-api 2026-03-25 12:36:02 -06:00
mailbox.rst Documentation: mailbox: mbox_chan_ops.flush() is optional 2025-12-22 15:30:31 -07:00
men-chameleon-bus.rst
message-based.rst
misc_devices.rst
miscellaneous.rst
mtdnand.rst treewide: Update email address 2026-01-11 06:09:11 -10:00
ntb.rst Documentation: NTB: Fix typo 2025-05-19 09:04:21 -06:00
nvmem.rst nvmem: Remove unused nvmem cell table support 2025-05-21 14:28:27 +02:00
parport-lowlevel.rst Documentation: parport-lowlevel: Separate function listing code blocks 2025-11-10 12:47:36 -07:00
pin-control.rst pci-v6.18-changes 2025-10-06 10:41:03 -07:00
pps.rst Documentation: driver-api: pps: Add Intel Timed I/O PPS generator 2025-02-21 10:46:49 +01:00
ptp.rst
pwm.rst docs: pwm: Adapt Locking paragraph to reality 2025-07-07 08:39:36 +02:00
pwrseq.rst Documentation: pwrseq: Fix trivial misspellings 2024-11-22 10:36:53 -07:00
regulator.rst
reset.rst reset: convert the core API to using firmware nodes 2026-03-09 10:20:04 +01:00
rfkill.rst
s390-drivers.rst
scsi.rst docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
slimbus.rst
sm501.rst
spi.rst docs: driver-api: fix spelling of "buses". 2025-09-18 10:40:46 -06:00
switchtec.rst
sync_file.rst
target.rst
tee.rst tee: Adapt documentation to cover recent additions 2025-12-17 18:28:28 +01:00
uio-howto.rst
vfio-mediated-device.rst
vfio-pci-device-specific-driver-acceptance.rst
vfio.rst
vme.rst staging: vme_user: replace deprecated mmap hook with mmap_prepare 2026-04-05 13:53:44 -07:00
w1.rst
wbrf.rst
wmi.rst platform/wmi: Add helper functions for WMI string conversions 2026-01-20 15:47:51 +02:00
xillybus.rst
zorro.rst