Messages in this thread | | | Date | Wed, 26 Apr 2006 12:05:59 +0200 | From | Jörn Engel <> | Subject | Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL) |
| |
On Wed, 26 April 2006 10:27:18 +0200, Arjan van de Ven wrote: > > what I would like is kfree to become an inline wrapper that does the > null check inline, that way gcc can optimize it out (and it will in 4.1 > with the VRP pass) if gcc can prove it's not NULL.
How well can gcc optimize this case? I guess the effect on text size of such a patch may give an indication.
Jörn
-- A victorious army first wins and then seeks battle. -- Sun Tzu - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |