mm: alloc_large_system_hash() printk overflow on 16TB boot

During boot of a 16TB system, the following is printed:
Dentry cache hash table entries: -2147483648 (order: 22, 17179869184 bytes)

Signed-off-by: Robin Holt <[email protected]>
Reviewed-by: WANG Cong <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a8cfa9cc6e86e5d6912a39bc3f5c9d18fb97b7cf..f12ad1836abe115b1b8e3bf4b9187c01249e8a30 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5182,9 +5182,9 @@ void *__init alloc_large_system_hash(const char *tablename,
        if (!table)
                panic("Failed to allocate %s hash table\n", tablename);
 
-       printk(KERN_INFO "%s hash table entries: %d (order: %d, %lu bytes)\n",
+       printk(KERN_INFO "%s hash table entries: %ld (order: %d, %lu bytes)\n",
               tablename,
-              (1U << log2qty),
+              (1UL << log2qty),
               ilog2(size) - PAGE_SHIFT,
               size);