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Re: is __insn_barrier() needed in alpha_pal_swpipl ?

On Wed, 6 May 2009, Manuel Bouyer wrote:

alpha has an inline splhigh (alpha_pal_swpipl() really); and I couldn't
determine if the assembly in this function is a barrier for
the compiler, or if a __insn_barrier() is needed here. Can someone
confirms it ?

I looked at a disassembly of kern_softintr.o, and it appears that it's not needed for alpha (the second check of sh_flags is present after the

Michael L. Hitch                        mhitch%montana.edu@localhost
Computer Consultant
Information Technology Center
Montana State University        Bozeman, MT     USA

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