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SubjectRe: sunrpc woes with tux2 in 2.4.15-pre8,9
Trond Myklebust wrote:

> Something is indeed very wrong. Your setup uses a PIII, and no SMP. It
> shouldn't be requiring atomic_dec_and_lock() at all. Certainly this is
> the case on my own setup on stock 2.4.15-pre9.
>
> Could you check that the TUX patch isn't squashing the #define and
> test for ATOMIC_DEC_AND_LOCK that is contained in
> include/linux/spinlock.h in the stock Linus kernel. The latter is a
> workaround that is designed to stop MODVERSIONS from interfering with
> the re-#definition of atomic_dec_and_lock() in spinlock.h.

Yes, it looks like he's doing just that -

I built it with smp enabled and the problem
goes away, so it's an implicit assumption
of smp in the current tux code.

cu

jjs

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