22 Dec
2016
22 Dec
'16
1:58 a.m.
On 2016年12月22日 02:46, Nicolai Hähnle wrote:
+static inline bool __sched +__ww_ctx_stamp_after(struct ww_acquire_ctx *a, struct ww_acquire_ctx *b) +{
- return a->stamp - b->stamp <= LONG_MAX &&
(a->stamp != b->stamp || a > b);
I want to ask a stupid question, why a can compare with b? They are pointers of structure. Isn't stamp enough for compare?
Thanks, David Zhou