[Devel] [PATCH vz10 v2 4/5] selftests: net: io_uring_zerocopy.sh: enable io_uring for the test

Konstantin Khorenko khorenko at virtuozzo.com
Thu Dec 25 14:28:59 MSK 2025


instead of this patch and the next one i have committed a merged one
+ i have switched from handling old_io_uring_disabled as a string to handling it as int and 
write/restore only in case the values != 0 already.

If any objections, please let me know.

--
Best regards,

Konstantin Khorenko,
Virtuozzo Linux Kernel Team

On 12/23/25 23:22, Aleksei Oladko wrote:
> The io_uring_zerocopy.sh kselftest assumes that io_uring support is
> enabled on the host system. When io_uring is disabled via the
> kernel.io_uring_disabled sysctl, the test fails.
> 
> Explicitly enable io_uring for the test by setting
> kernel.io_uring_disabled=0
> 
> https://virtuozzo.atlassian.net/browse/VSTOR-120995
> 
> Signed-off-by: Aleksei Oladko <aleksey.oladko at virtuozzo.com>
> ---
>   tools/testing/selftests/net/io_uring_zerocopy_tx.sh | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/tools/testing/selftests/net/io_uring_zerocopy_tx.sh b/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
> index 123439545013..1b0816760534 100755
> --- a/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
> +++ b/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
> @@ -122,5 +122,7 @@ do_test() {
>   	wait
>   }
>   
> +sysctl -w -q kernel.io_uring_disabled=0
> +
>   do_test "${EXTRA_ARGS}"
>   echo ok



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