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SubjectRe: export of sys_call_table
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"Brian F. G. Bidulock" <bidulock@openss7.org> writes:


> void *dataptr, int band, int flags)
> {
> int ret =3D -ENOSYS;
> read_lock(&streams_call_lock);

I don't think you really want to use any spinlocks this way. They would
make sleeping impossible and you could never legally do a copy_from/to_user
in your system call. And how else would you access dataptr ?

More likely you want an atomic_inc(&modulecounter) or perhaps a rw
semaphore.

-Andi
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