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-rw-r--r--mm/hugetlb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 254ce2b90158..757ca983fd99 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1283,7 +1283,12 @@ module_exit(hugetlb_exit);
1283 1283
1284static int __init hugetlb_init(void) 1284static int __init hugetlb_init(void)
1285{ 1285{
1286 BUILD_BUG_ON(HPAGE_SHIFT == 0); 1286 /* Some platform decide whether they support huge pages at boot
1287 * time. On these, such as powerpc, HPAGE_SHIFT is set to 0 when
1288 * there is no such support
1289 */
1290 if (HPAGE_SHIFT == 0)
1291 return 0;
1287 1292
1288 if (!size_to_hstate(default_hstate_size)) { 1293 if (!size_to_hstate(default_hstate_size)) {
1289 default_hstate_size = HPAGE_SIZE; 1294 default_hstate_size = HPAGE_SIZE;