Update the setup_hugepagesz function to call the routine hugetlb_bad_size when unsupported hugepage size is found. Misc: - Silent checkpatch.pl's 80 characters and printk warning Signed-off-by: Vaishali Thakkar <vaishali.thakkar@xxxxxxxxxx> Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx> Reviewed-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx> Cc: Hillf Danton <hillf.zj@xxxxxxxxxxxxxxx> Cc: Michal Hocko <mhocko@xxxxxxxx> Cc: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx> Cc: Dominik Dingel <dingel@xxxxxxxxxxxxxxxxxx> Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> Cc: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx> Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx> --- Please note that the patch is tested for x86 only. But as this is one line change I just changed them. So, it would be good if the patch can be tested for other architectures before adding this in to mainline. Changes since v1: - Separate different arch specific changes in different patches instead of one --- arch/powerpc/mm/hugetlbpage.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 6dd272b..3e5e128 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -772,8 +772,10 @@ static int __init hugepage_setup_sz(char *str) size = memparse(str, &str); - if (add_huge_page_size(size) != 0) - printk(KERN_WARNING "Invalid huge page size specified(%llu)\n", size); + if (add_huge_page_size(size) != 0) { + hugetlb_bad_size(); + pr_err("Invalid huge page size specified(%llu)\n", size); + } return 1; } -- 2.1.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>