Re: [PATCH 3/4] meson: enforce a minimum Linux kernel headers version >= 4.18

[Laurent Vivier]

Le 04/10/2022 à 11:32, Daniel P. Berrangé a écrit :
> Various areas of QEMU have a dependency on Linux kernel header
> definitions. This falls under the scope of our supported platforms
> matrix, but historically we've not checked for a minimum kernel
> headers version. This has made it unclear when we can drop support
> for older kernel headers.
>
>    * Alpine 3.14: 5.10
>    * CentOS 8: 4.18
>    * CentOS 9: 5.14
>    * Debian 10: 4.19
>    * Debian 11: 5.10
>    * Fedora 35: 5.19
>    * Fedora 36: 5.19
>    * OpenSUSE 15.3: 5.3.0
>    * Ubuntu 20.04: 5.4
>    * Ubuntu 22.04: 5.15
>
> The above ignores the 3rd version digit since distros update their
> packages periodically and such updates don't generally affect public
> APIs to the extent that it matters for our build time check.
>
> Overall, we can set the baseline to 4.18 currently.

As this change affects entire QEMU build, I'd prefer to have some "Acked-by" before merging it via 
linux-user branch.

Thanks,
Laurent