From: Justin Pettit Date: Mon, 5 Jan 2009 07:47:13 +0000 (-0800) Subject: Add support for time_after64/time_before64 macros in older kernels. X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d1afed4b5fad68c01dad0e905b18b6fe67b2990c;p=openvswitch Add support for time_after64/time_before64 macros in older kernels. --- diff --git a/datapath/linux-2.6/compat-2.6/include/linux/jiffies.h b/datapath/linux-2.6/compat-2.6/include/linux/jiffies.h new file mode 100644 index 00000000..3286e634 --- /dev/null +++ b/datapath/linux-2.6/compat-2.6/include/linux/jiffies.h @@ -0,0 +1,26 @@ +#ifndef __LINUX_JIFFIES_WRAPPER_H +#define __LINUX_JIFFIES_WRAPPER_H 1 + +#include_next + +#include +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) + +/* Same as above, but does so with platform independent 64bit types. + * These must be used when utilizing jiffies_64 (i.e. return value of + * get_jiffies_64() */ +#define time_after64(a,b) \ + (typecheck(__u64, a) && \ + typecheck(__u64, b) && \ + ((__s64)(b) - (__s64)(a) < 0)) +#define time_before64(a,b) time_after64(b,a) + +#define time_after_eq64(a,b) \ + (typecheck(__u64, a) && \ + typecheck(__u64, b) && \ + ((__s64)(a) - (__s64)(b) >= 0)) +#define time_before_eq64(a,b) time_after_eq64(b,a) + +#endif /* linux kernel < 2.6.19 */ + +#endif