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[U-Boot,V2,01/51] linux: compat: guard PAGE_SIZE

Message ID 20190708015333.20411-2-peng.fan@nxp.com
State Rejected
Delegated to: Stefano Babic
Headers show
Series Support i.MX8MM/N | expand

Commit Message

Peng Fan July 8, 2019, 1:38 a.m. UTC
Some archs defined PAGE_SIZE, such as ARMv8, to avoid build warning,
guard PAGE_SIZE.

Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 include/linux/compat.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

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(...)