From: Vaishali Thakkar <vaishali.thakkar@xxxxxxxxxx>
Subject: tile: mm: use hugetlb_bad_size()
Update setup_hugepagesz() to call hugetlb_bad_size() when unsupported
hugepage size is found.
Signed-off-by: Vaishali Thakkar <vaishali.thakkar@xxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Reviewed-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Cc: Hillf Danton <hillf.zj@xxxxxxxxxxxxxxx>
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>
Cc: James Hogan <james.hogan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/tile/mm/hugetlbpage.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff -puN arch/tile/mm/hugetlbpage.c~tile-mm-use-hugetlb_bad_size arch/tile/mm/hugetlbpage.c
--- a/arch/tile/mm/hugetlbpage.c~tile-mm-use-hugetlb_bad_size
+++ a/arch/tile/mm/hugetlbpage.c
@@ -308,11 +308,16 @@ static bool saw_hugepagesz;
static __init int setup_hugepagesz(char *opt)
{
+ int rc;
+
if (!saw_hugepagesz) {
saw_hugepagesz = true;
memset(huge_shift, 0, sizeof(huge_shift));
}
- return __setup_hugepagesz(memparse(opt, NULL));
+ rc = __setup_hugepagesz(memparse(opt, NULL));
+ if (rc)
+ hugetlb_bad_size();
+ return rc;
}
__setup("hugepagesz=", setup_hugepagesz);
_
--
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