Messages in this thread | | | Date | Thu, 8 Jan 2009 15:21:41 +0100 (CET) | From | Jiri Kosina <> | Subject | Re: Is 386 processor still supported? |
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On Thu, 8 Jan 2009, Peter Zijlstra wrote:
> > Subject: x86: make spinlocks available on machines without xadd insn > > Current kernel wouldn't compile on ancient x86 machines that don't support > > xadd instruction, as ticket spinlocks implementation unconditionally uses > > it. > > On machines without CONFIG_X86_XADD, use old-style byte spinlock > > implementation instead. > afaik we don't support i386-smp and up spinlocks are trivial > preempt_disable() calls.
Hmm. Where in Kconfig is SMP for M386 not allowed?
-- Jiri Kosina SUSE Labs
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