compat: Introduce COMPAT_USE_64BIT_TIME
authorH. J. Lu <hjl.tools@gmail.com>
Fri, 10 Feb 2012 22:04:27 +0000 (14:04 -0800)
committerH. Peter Anvin <hpa@zytor.com>
Mon, 20 Feb 2012 20:48:47 +0000 (12:48 -0800)
Allow a compatibility ABI to use a 64-bit time_t and 64-bit members in
struct timeval and struct timespec to avoid the Y2038 problem.

This will be used for the x32 ABI.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
include/linux/compat.h

index 41c9f6515f4621f6f20e90e0f5adbb4958829c58..1be91c048249f3e55257fb6128cfb3069d64860c 100644 (file)
 #include <asm/siginfo.h>
 #include <asm/signal.h>
 
+#ifndef COMPAT_USE_64BIT_TIME
+#define COMPAT_USE_64BIT_TIME 0
+#endif
+
 #define compat_jiffies_to_clock_t(x)   \
                (((unsigned long)(x) * COMPAT_USER_HZ) / HZ)