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    SubjectRE: [PATCH] x86 page fault handler not interrupt safe
    At 18:32 07/05/2001, Dunlap, Randy wrote:
    > > From: David Woodhouse [mailto:dwmw2@infradead.org]
    > >
    > > torvalds@transmeta.com said:
    > > > If anybody has such a beast, please try this kernel patch _and_
    > > > running the F0 0F bug-producing program (search for it on the 'net -
    > > > it must be out there somewhere) to verify that the code still
    > > > correctly handles that case.
    > >
    > > Something along the lines of:
    > >
    > > echo "unsigned long main=0xf00fc7c8;" > f00fbug.c ; make f00fbug
    >
    >Yes, that's what the (SGI) program uses:
    >http://lwn.net/2001/0329/a/ltp-f00f.php3

    That's not quite what they do. David's SGI equivalent would be:

    echo "unsigned long main=0xc8c70ff0;" > f00fbug.c ; make f00fbug

    i.e. remember that ia32 is little endian.

    Thanks for the link.

    Best regards,

    Anton


    --
    Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @)
    Linux NTFS Maintainer / WWW: http://sourceforge.net/projects/linux-ntfs/
    ICQ: 8561279 / WWW: http://www-stu.christs.cam.ac.uk/~aia21/

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