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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 - 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/ | ||||||||||||
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