Messages in this thread | | | Date | Tue, 8 Aug 2006 17:57:09 +0300 | From | Muli Ben-Yehuda <> | Subject | Re: + sys_getppid-oopses-on-debug-kernel.patch added to -mm tree |
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On Tue, Aug 08, 2006 at 04:51:38PM +0200, Björn Steinbrink wrote:
> There's a note right above the function that explains it: > * NOTE! This depends on the fact that even if we _do_ > * get an old value of "parent", we can happily dereference > * the pointer (it was and remains a dereferencable kernel pointer > * no matter what): we just can't necessarily trust the result > * until we know that the parent pointer is valid.
Even without getting into just how ugly this is, is it really worth it?
Cheers, Muli - 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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