6/15 kernel panic

Matthew Dillon dillon at apollo.backplane.com
Thu Jun 16 08:47:32 PDT 2005

:On Wed, Jun 15, 2005 at 09:46:09PM -0700, Matthew Dillon wrote:
:>     The callout timer module was init'ing using SI_SUB_CPU / SI_ORDER_FIRST,
:>     which put it at odds with the initialization of the SMP subsystem.
:>     Recent completely unrelated changes to conf/files caused the linker
:>     to reorder the callout timer module's init code in front of the SMP
:>     init code, revealing the bug.
:Thanks, this also fixes the panic at the beginning of lwkt_switch()
:I've been seeing these days on X345.  Did this also affect an SMP machine
:running a UP kernel?

    My UP machines had been booting with the bug so possibly not, but
    the mis-ordering could have had other effects.

					Matthew Dillon 
					<dillon at xxxxxxxxxxxxx>

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