Re: [STABLE] stable backport request for 6.1 for io_uring

[Jens Axboe <axboe@kernel.dk>]

On 9/2/23 11:32 PM, Greg Kroah-Hartman wrote:
> On Sat, Sep 02, 2023 at 06:45:56PM -0600, Jens Axboe wrote:
>> On 9/2/23 5:04 PM, John David Anglin wrote:
>>> On 2023-08-30 12:17 p.m., Jens Axboe wrote:
>>>> On 8/28/23 3:55 PM, Helge Deller wrote:
>>>>> Hello Greg, Hello Jens, Hello stable team,
>>>>>
>>>>> would you please accept some backports to v6.1-stable for io_uring()?
>>>>> io_uring() fails on parisc because of some missing upstream patches.
>>>>> Since 6.1 is currently used in debian and gentoo as main kernel we
>>>>> face some build errors due to the missing patches.
>>>> Fine with me.
>>> This is probably not a problem with the backport but I see this fail in liburing tests:
>>>
>>> Running test wq-aff.t open: No such file or directory
>>> test sqpoll failed
>>> Test wq-aff.t failed with ret 1
>>> Running test xattr.t 0 sec [0]
>>> Running test statx.t 0 sec [0]
>>> Running test sq-full-cpp.t 0 sec [0]
>>> Tests failed (1): <wq-aff.t>
>>
>> That's because 6.1-stable is missing:
>>
>> commit ebdfefc09c6de7897962769bd3e63a2ff443ebf5
>> Author: Jens Axboe <axboe@kernel.dk>
>> Date:   Sun Aug 13 11:05:36 2023 -0600
>>
>>     io_uring/sqpoll: fix io-wq affinity when IORING_SETUP_SQPOLL is used
>>
>> which went in recently and hasn't been backported to stable yet.
> 
> We can add that now to the stable queues if you want, otherwise we are
> supposed to wait until -rc1.

It's fine to wait for -rc1, it's not an urgent fix by any stretch. I
just always queue up test cases when a fix is headed upstream. Hence not
unusual that a test or two will fail until the kernel side (and stable
too) catches up.

-- 
Jens Axboe