diff options
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 7 | 
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);  static int __init hugetlb_init(void)  { -	BUILD_BUG_ON(HPAGE_SHIFT == 0); +	/* Some platform decide whether they support huge pages at boot +	 * time. On these, such as powerpc, HPAGE_SHIFT is set to 0 when +	 * there is no such support +	 */ +	if (HPAGE_SHIFT == 0) +		return 0;  	if (!size_to_hstate(default_hstate_size)) {  		default_hstate_size = HPAGE_SIZE; |