s390/bug: Implement WARN_ONCE()

This is the s390 variant of commit 11bb4944f0 ("x86/bug: Implement
WARN_ONCE()").

Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2026-01-09 16:31:42 +01:00
commit 940cfea427