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On Mon, Mar 06, 2006 at 07:23:46AM +0000, Al Viro wrote: > On Sun, Mar 05, 2006 at 11:07:11PM -0800, David S. Miller wrote: > > From: Dave Jones <davej@redhat.com> > > Date: Mon, 6 Mar 2006 02:04:58 -0500 > > > (I wish we had a kfree variant that NULL'd the target when it was free'd) > > > > Excellent idea. > > ITYM "poison the pointer variable". Otherwise that sort of crap will go > unnoticed. yeah, even better idea. Just like slab debug, but without the overhead of poisoning the whole object. I wonder if we could get away with something as simple as.. #define kfree(foo) \ __kfree(foo); \ foo = KFREE_POISON; ? Dave -- http://www.codemonkey.org.uk - 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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