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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-07-01 17:57:25 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-07-01 17:57:25 +1000
commit24a72acac155576d630cf4304fa9cefb9b62ea1f (patch)
tree84d09427b319c613512316c658a3f6d6d8fe3dd1 /arch/sparc/mm/init_64.c
parent6e0b8bc965d25a8e0701eaca3fca5941b4f4b2b2 (diff)
parent8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff)
downloadlinux-24a72acac155576d630cf4304fa9cefb9b62ea1f.tar.bz2
Merge tag 'v3.10' into next
Merge 3.10 in order to get some of the last minute powerpc changes, resolve conflicts and add additional fixes on top of them.
Diffstat (limited to 'arch/sparc/mm/init_64.c')
-rw-r--r--arch/sparc/mm/init_64.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index a7171997adfd..04fd55a6e461 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -1098,7 +1098,14 @@ static int __init grab_mblocks(struct mdesc_handle *md)
m->size = *val;
val = mdesc_get_property(md, node,
"address-congruence-offset", NULL);
- m->offset = *val;
+
+ /* The address-congruence-offset property is optional.
+ * Explicity zero it be identifty this.
+ */
+ if (val)
+ m->offset = *val;
+ else
+ m->offset = 0UL;
numadbg("MBLOCK[%d]: base[%llx] size[%llx] offset[%llx]\n",
count - 1, m->base, m->size, m->offset);