Re: [PATCH] perf lock: Implement basic sorting function of perf lock

From: Hitoshi Mitake
Date: Fri Jan 08 2010 - 03:04:33 EST


On 2009å12æ28æ 19:58, Peter Zijlstra wrote:
On Sun, 2009-12-20 at 11:56 +0900, Hitoshi Mitake wrote:
+#define SINGLE_KEY(member) \
+ static int lock_stat_key_ ## member(struct lock_stat *one, \
+ struct lock_stat *two) \
+ { \
+ if (one->member> two->member) \
+ return 1; \
+ else \
+ return 0; \
+ }

Seems to me:

return one->member> two->member;

Should suffice, no?

[ I usually call the arguments to a comparator (l)eft/(r)ight or a/b,
but I guess one/two works too :-) ]



Yeah, your way is far smarter than mine :)
Body of this function can be in single line, I'll fix.

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