Messages in this thread | | | Date | Wed, 15 Mar 2006 19:58:49 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: [PATCH 10 of 20] ipath - support for userspace apps using core driver |
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On Wed, 15 Mar 2006, Bryan O'Sullivan wrote: > > This is what it looks like when I always call get_page in my nopage > handler (after checking that the pfn is valid and pfn_to_page hasn't > given me junk). > > Bad page state at free_hot_cold_page (in process 'mpi_hello', page ffff810002098af8) > flags:0x0100000000000404 mapping:0000000000000000 mapcount:0 count:0 (Not tainted) > Backtrace:
You shouldn't use PG_reserved on regular pages that you do page counting on.
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