diff options
| -rw-r--r-- | osdep.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/osdep.h b/osdep.h index 6312e7a2e4..09ebace5b3 100644 --- a/osdep.h +++ b/osdep.h @@ -23,6 +23,10 @@ #define unlikely(x) __builtin_expect(!!(x), 0) #endif +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) + #ifndef MIN #define MIN(a, b) (((a) < (b)) ? (a) : (b)) #endif |