Messages in this thread | | | Date | Fri, 14 Mar 2003 18:38:48 +0100 | From | Andrea Arcangeli <> | Subject | Re: 2.4.21pre5aa1 |
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On Fri, Mar 14, 2003 at 06:10:54PM +0100, Marc-Christian Petersen wrote: > On Friday 14 March 2003 14:39, Marc-Christian Petersen wrote: > > Hi Andrea, > > > > Only in 2.4.21pre5aa1: 22_sched-deadlock-mmdrop-1 > > > Backport from 2.5 (in a more icache friendy way) an anti-deadlock > > > fix for the o1 scheduler that can otherwise send a cross IPI with > > > irq disabled. > > > I get _tons_ of these messages: > > > > Initializing RT netlink socket > > rq->prev_mm was c025b0e0 set to c025b0e0 - swapper > > dffddf4c c0115786 c023b1a0 c025b0e0 c025b0e0 dffdc24e dffddfbc dffce02c > > dffdc000 00000000 dffdc000 dffddfbc c0105000 0008e000 c01072bd > > 00000700 c0125d00 c02916a8 dffddfbc c0105000 0008e000 00000002 c01e0018 > > .... > > I am going to rip out 22_sched-deadlock-mmdrop-1 because I dunno how to fix > this. The trace is annoying ;)
the fix for this was supposed to be included in the o1 scheduler patch, there is been clearly a merging error, just drop the #ifdef CONFIG_SMP around schedule_tail in arch/i386/kernel/entry.S and it'll work fine.
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