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-rw-r--r--lib/lmb.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/lmb.c b/lib/lmb.c
index 83287d3..93445dc 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -286,8 +286,7 @@ static u64 __init lmb_alloc_nid_unreserved(u64 start, u64 end,
j = lmb_overlaps_region(&lmb.reserved, base, size);
if (j < 0) {
/* this area isn't reserved, take it */
- if (lmb_add_region(&lmb.reserved, base,
- lmb_align_up(size, align)) < 0)
+ if (lmb_add_region(&lmb.reserved, base, size) < 0)
base = ~(u64)0;
return base;
}
@@ -333,6 +332,10 @@ u64 __init lmb_alloc_nid(u64 size, u64 align, int nid,
struct lmb_region *mem = &lmb.memory;
int i;
+ BUG_ON(0 == size);
+
+ size = lmb_align_up(size, align);
+
for (i = 0; i < mem->cnt; i++) {
u64 ret = lmb_alloc_nid_region(&mem->region[i],
nid_range,
@@ -370,6 +373,8 @@ u64 __init __lmb_alloc_base(u64 size, u64 align, u64 max_addr)
BUG_ON(0 == size);
+ size = lmb_align_up(size, align);
+
/* On some platforms, make sure we allocate lowmem */
/* Note that LMB_REAL_LIMIT may be LMB_ALLOC_ANYWHERE */
if (max_addr == LMB_ALLOC_ANYWHERE)
@@ -393,8 +398,7 @@ u64 __init __lmb_alloc_base(u64 size, u64 align, u64 max_addr)
j = lmb_overlaps_region(&lmb.reserved, base, size);
if (j < 0) {
/* this area isn't reserved, take it */
- if (lmb_add_region(&lmb.reserved, base,
- lmb_align_up(size, align)) < 0)
+ if (lmb_add_region(&lmb.reserved, base, size) < 0)
return 0;
return base;
}