[U-Boot] [i.MX8MM+CCF 15/41] linux: compat: guard PAGE_SIZE

Peng Fan
2019-04-30T10:18:23Z

Some archs defined PAGE_SIZE, such as ARMv8, to avoid build warning,
guard PAGE_SIZE.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
include/linux/compat.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/include/linux/compat.h b/include/linux/compat.h
index d0f51baab4..c1f8bdf8f2 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -123,7 +123,9 @@ static inline void kmem_cache_destroy(struct kmem_cache *cachep)

#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))

+#ifndef PAGE_SIZE
#define PAGE_SIZE 4096
+#endif

/* drivers/char/random.c */
#define get_random_bytes(...)
--
2.16.4