Re: [PATCH 8/8] pagemap: export PG_hwpoison

From: Ingo Molnar
Date: Fri May 08 2009 - 07:50:26 EST



* Wu Fengguang <fengguang.wu@xxxxxxxxx> wrote:

> This flag indicates a hardware detected memory corruption on the
> page. Any future access of the page data may bring down the
> machine.

NAK on this whole idea, it's utterly harmful. At _minimum_
/proc/kpageflags should be moved to /debug/vm/ to not have
any ABI bindings.

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/