Any updates on this ? I need something similar. Thanks, Maindoor.
--- On Thu, 4/29/10, Benjamin Herrenschmidt <b...@kernel.crashing.org> wrote: From: Benjamin Herrenschmidt <b...@kernel.crashing.org> Subject: Re: [PATCH] Fix DEBUG_PAGEALLOC on 603/e300 To: "Xianghua Xiao" <xiaoxiang...@gmail.com> Cc: "linuxppc-dev" <linuxppc-dev@lists.ozlabs.org> Date: Thursday, April 29, 2010, 3:59 AM On Wed, 2010-04-28 at 14:15 -0500, Xianghua Xiao wrote: > This change works me on a 834x(e300) platform, tested with lmbench and > a production-ready application with 2.6.33.3. But have you tested that DEBUG_PAGEALLOC actually works ? :-) A way to do that is to - get_free_pages a page - read from it - free it - write to it It should oops on the write, and I suspect that without my patch it doesn't. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
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