David S. Miller wrote:
> Strangely enough this is exactly what the drivers/scsi/ncr53c8xx.c
> driver (which I used as an example in a previous email) does too, so
> you can just steal the arch ifdef mania from there to get the
> necessary functionality.
Speaking of which, this section of ncr53c8xx.c
** On x86 architecture, write buffers management does
** not reorder writes to memory. So, using compiler
** optimization barriers is enough to guarantee some
** ordering when the CPU is writing data accessed by
** the NCR.
** On Alpha architecture, explicit memory barriers have
** to be used.
** Other architectures are defaulted to mb() macro if
** defined, otherwise use compiler barrier.
can be replaced by wmb() now, can't it?
-- Jamie
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