Messages in this thread | | | Date | Thu, 16 Oct 2008 21:58:21 +0800 | From | "Bryan Wu" <> | Subject | Re: [PATCH 2/6] Blackfin Serial Driver: Add a debug function to serial driver. |
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On Wed, Oct 15, 2008 at 4:38 PM, Alan Cox <alan@redhat.com> wrote: > On Wed, Oct 15, 2008 at 10:23:41AM +0800, gyang wrote: >> We are making a SMP like patch to blackfin, cpu_relax() is replaced by a >> data cache flush function which will count it to a per-cpu counter. >> If this serial function is called too early, the per-cpu data area have >> not been initialized, this call will cause crash. >> So we'd like to use barrier() instead of cpu_relax(). > > Can you split that out as a separate change and include the explanation in > the patch then. > > Thanks > Alan >
I'll handle this and will resend the whole blackfin serial driver patches again as well as Sonic updates some bug fixing recently.
Thanks -Bryan
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