attribute_group are not supposed to change at runtime. All functions working with attribute_group provided by <linux/sysfs.h> work with const attribute_group. So mark the non-const structs as const. Arvind Yadav (5): [PATCH 1/5] mm: ksm: constify attribute_group structures. [PATCH 2/5] mm: slub: constify attribute_group structures. [PATCH 3/5] mm: page_idle: constify attribute_group structures. [PATCH 4/5] mm: huge_memory: constify attribute_group structures. [PATCH 5/5] mm: hugetlb: constify attribute_group structures. mm/huge_memory.c | 2 +- mm/hugetlb.c | 6 +++--- mm/ksm.c | 2 +- mm/page_idle.c | 2 +- mm/slub.c | 2 +- 5 files changed, 7 insertions(+), 7 deletions(-) -- 1.9.1 -- 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>