[libvirt PATCH] qemu: Ignore missing vm.unprivileged_userfaultfd sysctl

[Ján Tomko]

On a Wednesday in 2022, Jiri Denemark wrote:
>Older kernels did not support this sysctl, but did not restrict
>userfaultfd in any way so everything worked as if
>vm.unprivileged_userfaultfd was set to 1. Thus we can safely ignore
>errors when setting the value.
>
>Signed-off-by: Jiri Denemark <jdenemar at redhat.com>
>---
> src/qemu/postcopy-migration.sysctl | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>

Reviewed-by: Ján Tomko <jtomko at redhat.com>

Jano
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