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Parav Pandit 4f00f9c169 devlink: Correct VIRTUAL port to not have phys_port attributes
[ Upstream commit b28d8f0c25 ]

Physical port name, port number attributes do not belong to virtual port
flavour. When VF or SF virtual ports are registered they incorrectly
append "np0" string in the netdevice name of the VF/SF.

Before this fix, VF netdevice name were ens2f0np0v0, ens2f0np0v1 for VF
0 and 1 respectively.

After the fix, they are ens2f0v0, ens2f0v1.

With this fix, reading /sys/class/net/ens2f0v0/phys_port_name returns
-EOPNOTSUPP.

Also devlink port show example for 2 VFs on one PF to ensure that any
physical port attributes are not exposed.

$ devlink port show
pci/0000:06:00.0/65535: type eth netdev ens2f0np0 flavour physical port 0 splittable false
pci/0000:06:00.3/196608: type eth netdev ens2f0v0 flavour virtual splittable false
pci/0000:06:00.4/262144: type eth netdev ens2f0v1 flavour virtual splittable false

This change introduces a netdevice name change on systemd/udev
version 245 and higher which honors phys_port_name sysfs file for
generation of netdevice name.

This also aligns to phys_port_name usage which is limited to switchdev
ports as described in [1].

[1] https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/tree/Documentation/networking/switchdev.rst

Fixes: acf1ee44ca ("devlink: Introduce devlink port flavour virtual")
Signed-off-by: Parav Pandit <parav@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20210526200027.14008-1-parav@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-06-10 13:39:16 +02:00
arch MIPS: ralink: export rt_sysc_membase for rt2880_wdt.c 2021-06-03 09:00:50 +02:00
block blk-mq: Swap two calls in blk_mq_exit_queue() 2021-05-19 10:13:14 +02:00
certs certs: Fix blacklist flag type confusion 2021-03-04 11:37:59 +01:00
crypto async_xor: increase src_offs when dropping destination page 2021-05-14 09:49:59 +02:00
Documentation Documentation: seccomp: Fix user notification documentation 2021-06-03 09:00:31 +02:00
drivers HID: i2c-hid: fix format string mismatch 2021-06-10 13:39:16 +02:00
fs btrfs: tree-checker: do not error out if extent ref hash doesn't match 2021-06-10 13:39:12 +02:00
include net: usb: cdc_ncm: don't spew notifications 2021-06-10 13:39:13 +02:00
init seccomp: Fix CONFIG tests for Seccomp_filters 2021-05-14 09:50:24 +02:00
ipc ipc/mqueue, msg, sem: avoid relying on a stack reference past its expiry 2021-05-26 12:06:54 +02:00
kernel bpf, offload: Reorder offload callback 'prepare' in verifier 2021-06-03 09:00:49 +02:00
lib lib: stackdepot: turn depot_lock spinlock to raw_spinlock 2021-05-22 11:40:55 +02:00
LICENSES LICENSES/deprecated: add Zlib license text 2020-09-16 14:33:49 +02:00
mm mm/hugetlb: fix F_SEAL_FUTURE_WRITE 2021-05-19 10:13:11 +02:00
net devlink: Correct VIRTUAL port to not have phys_port attributes 2021-06-10 13:39:16 +02:00
samples samples: vfio-mdev: fix error handing in mdpy_fb_probe() 2021-06-10 13:39:15 +02:00
scripts scripts/clang-tools: switch explicitly to Python 3 2021-06-03 09:00:52 +02:00
security KEYS: trusted: Fix memory leak on object td 2021-05-19 10:12:50 +02:00
sound Revert "Revert "ALSA: usx2y: Fix potential NULL pointer dereference"" 2021-06-03 09:00:51 +02:00
tools bpftool: Add sock_release help info for cgroup attach/prog load command 2021-06-03 09:00:51 +02:00
usr Merge branch 'work.fdpic' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-08-07 13:29:39 -07:00
virt Revert "irqbypass: do not start cons/prod when failed connect" 2021-06-03 09:00:34 +02:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore kbuild: generate Module.symvers only when vmlinux exists 2021-05-19 10:12:59 +02:00
.mailmap mailmap: add two more addresses of Uwe Kleine-König 2020-12-06 10:19:07 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Jason Cooper to CREDITS 2020-11-30 10:20:34 +01:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS f2fs: move ioctl interface definitions to separated file 2021-05-19 10:13:00 +02:00
Makefile Linux 5.10.42 2021-06-03 09:00:52 +02:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.