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> LBR is mainly useful on wild branches to random addresses. As such, The page fault handler is one of the most performance critical exceptions. And then on x86-64 a lot of stray pointers actually result in a #GP, not a page fault. -Andi - 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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