In case sclp_early_get_memsize() fails but diag260() succeeds make sure
some sane value is returned. This error scenario is highly unlikely,
but this change makes system able to boot in such case.
Suggested-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
if (!diag260()) {
mem_detect.info_source = MEM_DETECT_DIAG260;
if (!diag260()) {
mem_detect.info_source = MEM_DETECT_DIAG260;
- return max_physmem_end;
+ return max_physmem_end ?: get_mem_detect_end();