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    SubjectRe: [patch] use __asm__ and __volatile__ in i386/arm/s390 byteorder.h
    On Mon, Jun 18, 2007 at 07:34:50PM +0100, Christoph Hellwig wrote:
    > On Sun, Jun 17, 2007 at 06:33:28PM -0400, Mike Frysinger wrote:
    > > This changes asm() to __asm__() and volatile to __volatile__ so that these
    > > headers can be used with gcc's -std=c99.
    >
    > We should not allow inline assemly in the exported part of userspace headers
    > at all. These headers must only include defintions for the kernel <-> user
    > ABI, and should not include code at all.
    Do you imply that if we see asm or __asm__ in user space headers we ougth
    to warn about it?
    Seems at least sensible to me but if we introduce such a check we should
    kill all offenders first - which Mike's patches seems to trigger for some part.

    Sam
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