Messages in this thread |  | | | Date | Thu, 8 May 2008 18:19:25 +0200 | | From | Hans Rosenfeld <> | | Subject | Re: [PATCH] x86: fix PAE pmd_bad bootup warning |
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On Thu, May 08, 2008 at 08:51:22AM -0700, Dave Hansen wrote: > Is there anything in your dmesg?
mm/memory.c:127: bad pmd ffff810076801040(80000000720000e7). > There was a discussion on LKML in the last couple of days about > pmd_bad() triggering on huge pages. Perhaps we're clearing the mapping > with the pmd_none_or_clear_bad(), and *THAT* is leaking the page.
That makes sense. I remember that explicitly munmapping the huge page would still work, but it doesn't. I don't quite remember what I did back then to test this, but I probably made some mistake there that led me to some false conclusions.
-- %SYSTEM-F-ANARCHISM, The operating system has been overthrown
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