Re: [PATCH] likely cleanup: remove unlikely for kfree(NULL)

[Pekka J Enberg <penberg@cs.Helsinki.FI>]

On Wed, 26 Apr 2006, Kyle Moffett wrote:
> Here's code that I've found works as well as can be expected under both GCC 3
> and GCC 4.  If xp is a known-NULL constant the whole function will be
> optimized out completely.  If xp is known-not-NULL, then it will optimize to a
> kfree function without the null check.  Otherwise it optimizes to call the
> out-of-line version.

Wouldn't it be better to simply remove calls to kfree() with known 
NULL constant?

				Pekka
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