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    SubjectRe: 2.6.13-rc3-mm2
    > A few more warnings in mostly the reiser4 code in this one compared to -mm1:
    >
    >
    > LD fs/ramfs/ramfs.o
    > LD fs/ramfs/built-in.o
    > LD fs/reiser4/built-in.o
    > CC [M] fs/reiser4/debug.o
    > In file included from fs/reiser4/plugin/plugin.h:26,
    > from fs/reiser4/jnode.h:19,
    > from fs/reiser4/lock.h:16,
    > from fs/reiser4/context.h:15,
    > from fs/reiser4/debug.c:32:
    > fs/reiser4/plugin/node/node40.h:83:5: warning: "GUESS_EXISTS" is not defined
    > CC [M] fs/reiser4/jnode.o
    >
    >
    > about 20 or so times during this part of the compilation, however it never
    > quite bombs out.

    All these are caused by the stricter -Wundef
    So if reiserfs uses:
    #if GUESS_EXISTS
    and GUESS_EXISTS are not defined then gcc will flag this warning.
    The fix is easy - us:
    #ifdef GUESS_EXISTS

    Same goes for the other warnings you included in your post.

    Sam
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