ACK/Cmnt: [SRU][PULL][Jammy:linux-intel-iotg] Revert out-of-tree patches that causes system hang after running veth.sh kernel selftest

[Tim Gardner]

On 3/15/23 1:00 AM, Jian Hui Lee wrote:
> BugLink: https://bugs.launchpad.net/bugs/2008085
> 
> [Impact]
> 
> System would be hang after running veth.sh from kernel selftests.
> 
> [Test Plan]
> 
> Prepare the testing environment, especially bpf selftest, and run
> veth.sh with root privilege. The test case should be finished without
> any problems.
> 
> [Regression potential]
> 
> Low. The reverted patches are from Intel Out-Of-Tree.
> 
> [Other info]
> 
> https://git.launchpad.net/~jianhuilee/ubuntu/+source/linux-intel-iotg/+git/jammy-iotg/log/?h=for-review-20230314
> The issue is caused by "net/core: XDP metadata BTF netlink API" and
> the rest are the patches around it.
> 
> 
> ----------------------------------------------------------------
> The following changes since commit f101bab14a2fbc73c8bd99934c005ffa974b5236:
> 
>    UBUNTU: Ubuntu-intel-iotg-5.15.0-1027.32 (2023-03-02 12:36:02 -0500)
> 
> are available in the Git repository at:
> 
>    git://git.launchpad.net/~jianhuilee/ubuntu/+source/linux-intel-iotg/+git/jammy-iotg
> for-review-20230314
> 
> for you to fetch changes up to 23d954e07c7a7b8429ab56f7ffa2e2a6d9a2de1a:
> 
>    Revert "net/core: XDP metadata BTF netlink API" (2023-03-15 11:37:47 +0800)
> 
> ----------------------------------------------------------------
> Jian Hui Lee (5):
>        Revert "rtnetlink: Add return value check"
>        Revert "rtnetlink: Fix unchecked return value of dev_xdp_query_md_btf()"
>        Revert "igc: Enable HW RX Timestamp for AF_XDP ZC"
>        Revert "igc: Add BTF based metadata for XDP"
>        Revert "net/core: XDP metadata BTF netlink API"
> 
>   drivers/net/ethernet/intel/igc/igc.h      |   2 -
>   drivers/net/ethernet/intel/igc/igc_main.c |  21 ------
>   drivers/net/ethernet/intel/igc/igc_xdp.c  | 114 ------------------------------
>   drivers/net/ethernet/intel/igc/igc_xdp.h  |  11 ---
>   include/linux/netdevice.h                 |  15 +---
>   include/uapi/linux/if_link.h              |   2 -
>   net/core/dev.c                            |  53 --------------
>   net/core/rtnetlink.c                      |  25 +------
>   8 files changed, 2 insertions(+), 241 deletions(-)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>

Have you noticed other test failures once XDP support has been removed ?
-- 
-----------
Tim Gardner
Canonical, Inc