diff options
| author | Kefeng Wang <wangkefeng.wang@huawei.com> | 2026-01-12 23:09:54 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-01-31 14:22:43 -0800 |
| commit | ae85e5610813c9904ea4a111bf47edd1940ebf63 (patch) | |
| tree | 4a6a5fe2814f8df4b2d5f3c6bb1f3f5de6e32417 | |
| parent | d925730734e9e936146b7ba691aa02f1b60f2c61 (diff) | |
mm: hugetlb_cma: mark hugetlb_cma{_only} as __ro_after_init
hugetlb_cma and hugetlb_cma_only are initialized once during init and
never changed.
Link: https://lkml.kernel.org/r/20260112150954.1802953-6-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Acked-by: Zi Yan <ziy@nvidia.com>
Acked-by: Muchun Song <muchun.song@linux.dev>
Cc: Brendan Jackman <jackmanb@google.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Jane Chu <jane.chu@oracle.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | mm/hugetlb_cma.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/hugetlb_cma.c b/mm/hugetlb_cma.c index d8fa93825992..f83ae4998990 100644 --- a/mm/hugetlb_cma.c +++ b/mm/hugetlb_cma.c @@ -13,9 +13,9 @@ #include "hugetlb_cma.h" -static struct cma *hugetlb_cma[MAX_NUMNODES]; +static struct cma *hugetlb_cma[MAX_NUMNODES] __ro_after_init; static unsigned long hugetlb_cma_size_in_node[MAX_NUMNODES] __initdata; -static bool hugetlb_cma_only; +static bool hugetlb_cma_only __ro_after_init; static unsigned long hugetlb_cma_size __ro_after_init; void hugetlb_cma_free_frozen_folio(struct folio *folio) |