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    SubjectRe: [patch] do_no_pfn()
    On 20 Sep 2006 03:25:25 -0400 Jes Sorensen wrote:

    > include/linux/mm.h | 7 +++++
    > mm/memory.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++-----
    > 2 files changed, 64 insertions(+), 5 deletions(-)
    >
    > Index: linux-2.6/include/linux/mm.h
    > ===================================================================
    > --- linux-2.6.orig/include/linux/mm.h
    > +++ linux-2.6/include/linux/mm.h

    > @@ -625,6 +626,12 @@ static inline int page_mapped(struct pag
    > #define NOPAGE_OOM ((struct page *) (-1))
    >
    > /*
    > + * Error return values for the *_nopfn functions
    > + */
    > +#define NOPFN_SIGBUS ((unsigned long) -1)
    > +#define NOPFN_OOM ((unsigned long) -2)

    Is there any difference in the above and

    #define NOPFN_SIGBUS -1UL
    #define NOPFN_OOM -2UL

    ?
    ---
    ~Randy
    -
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