diff options
Diffstat (limited to 'arch/riscv/mm/hugetlbpage.c')
| -rw-r--r-- | arch/riscv/mm/hugetlbpage.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/arch/riscv/mm/hugetlbpage.c b/arch/riscv/mm/hugetlbpage.c index a6189ed36c5f..932dadfdca54 100644 --- a/arch/riscv/mm/hugetlbpage.c +++ b/arch/riscv/mm/hugetlbpage.c @@ -12,29 +12,21 @@ int pmd_huge(pmd_t pmd) return pmd_leaf(pmd); } -static __init int setup_hugepagesz(char *opt) +bool __init arch_hugetlb_valid_size(unsigned long size) { - unsigned long ps = memparse(opt, &opt); - - if (ps == HPAGE_SIZE) { - hugetlb_add_hstate(HPAGE_SHIFT - PAGE_SHIFT); - } else if (IS_ENABLED(CONFIG_64BIT) && ps == PUD_SIZE) { - hugetlb_add_hstate(PUD_SHIFT - PAGE_SHIFT); - } else { - hugetlb_bad_size(); - pr_err("hugepagesz: Unsupported page size %lu M\n", ps >> 20); - return 0; - } - - return 1; + if (size == HPAGE_SIZE) + return true; + else if (IS_ENABLED(CONFIG_64BIT) && size == PUD_SIZE) + return true; + else + return false; } -__setup("hugepagesz=", setup_hugepagesz); #ifdef CONFIG_CONTIG_ALLOC static __init int gigantic_pages_init(void) { /* With CONTIG_ALLOC, we can allocate gigantic pages at runtime */ - if (IS_ENABLED(CONFIG_64BIT) && !size_to_hstate(1UL << PUD_SHIFT)) + if (IS_ENABLED(CONFIG_64BIT)) hugetlb_add_hstate(PUD_SHIFT - PAGE_SHIFT); return 0; } |