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authorHeiko Carstens <heiko.carstens@de.ibm.com>2007-04-27 16:01:04 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-04-27 16:01:12 +0200
commit29c380f5f06d0c5a320b9bb6f8987065e7b81c91 (patch)
treef0c74e3f80f92a613525564efeffe001c960a1ab
parentde46c33745f5e2ad594c72f2cf5f490861b16ce1 (diff)
[S390] memory detection: stop at first memory hole.
If both sclp and diag memory detection don't work stop at the first memory hole. Otherwise the code might loop forever... Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
-rw-r--r--arch/s390/kernel/early.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 5e47936573f..50538e54561 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -253,11 +253,10 @@ static noinline __init void find_memory_chunks(unsigned long memsize)
break;
#endif
/*
- * Finish memory detection at the first hole, unless
- * - we reached the hsa -> skip it.
- * - we know there must be more.
+ * Finish memory detection at the first hole
+ * if storage size is unknown.
*/
- if (cc == -1UL && !memsize && old_addr != ADDR2G)
+ if (cc == -1UL && !memsize)
break;
if (memsize && addr >= memsize)
break;