summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/arm64/mm/hugetlbpage.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c
index 3ceb4f2..6cb0fa9 100644
--- a/arch/arm64/mm/hugetlbpage.c
+++ b/arch/arm64/mm/hugetlbpage.c
@@ -404,20 +404,20 @@ static __init int setup_hugepagesz(char *opt)
{
unsigned long ps = memparse(opt, &opt);
- if (ps == PMD_SIZE) {
- hugetlb_add_hstate(PMD_SHIFT - PAGE_SHIFT);
- } else if (ps == PUD_SIZE) {
- hugetlb_add_hstate(PUD_SHIFT - PAGE_SHIFT);
- } else if (ps == (PAGE_SIZE * CONT_PTES)) {
- hugetlb_add_hstate(CONT_PTE_SHIFT);
- } else if (ps == (PMD_SIZE * CONT_PMDS)) {
- hugetlb_add_hstate((PMD_SHIFT + CONT_PMD_SHIFT) - PAGE_SHIFT);
- } else {
- hugetlb_bad_size();
- pr_err("hugepagesz: Unsupported page size %lu K\n", ps >> 10);
- return 0;
+ switch (ps) {
+#ifdef CONFIG_ARM64_4K_PAGES
+ case PUD_SIZE:
+#endif
+ case PMD_SIZE * CONT_PMDS:
+ case PMD_SIZE:
+ case PAGE_SIZE * CONT_PTES:
+ hugetlb_add_hstate(ilog2(ps) - PAGE_SHIFT);
+ return 1;
}
- return 1;
+
+ hugetlb_bad_size();
+ pr_err("hugepagesz: Unsupported page size %lu K\n", ps >> 10);
+ return 0;
}
__setup("hugepagesz=", setup_hugepagesz);
OpenPOWER on IntegriCloud