Messages in this thread | | | Date | Mon, 7 Oct 2002 12:53:45 -0400 | From | Mark Mielke <> | Subject | Re: The end of embedded Linux? |
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On Mon, Oct 07, 2002 at 09:02:33AM -0700, David S. Miller wrote: > From: Nicolas Pitre <nico@cam.org> > Date: Mon, 7 Oct 2002 12:05:16 -0400 (EDT) > 2) Not inlining inb() and friend reduce the bloat but then you further > impact performances on CPUs which are generally many order of > magnitude slower than current desktop machines. > I don't buy this one. You are saying that the overhead of a procedure > call is larger than the overhead of going out over the I/O bus to > touch a device?
I think the key phrase is 'further impact'.
If anything, the procedure call increases latency.
Although... I don't see why CONFIG_TINY wouldn't be able to decide whether inb() should be inlined or not...
mark
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