Messages in this thread | | | Subject | Re: [patch] tls-2.5.31-C3 | From | Alan Cox <> | Date | 12 Aug 2002 13:29:27 +0100 |
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On Mon, 2002-08-12 at 13:55, Ingo Molnar wrote: > > On 12 Aug 2002, Alan Cox wrote: > > > > ugh, we do Linux interrupts while in the APM BIOS? > > > > We have to. Most APM bios expects interrupts to be happening. In > > pre-emptive mode we may well even be switching to/from APM BIOS code in > > 2.5 at the moment. I've not looked into that. > > i think that since we hold the APM spinlock (do we always, when calling > into the APM BIOS?), we should not preempt any APM BIOS code.
Looking at the 2.5.29 tree I have handy here there is no APM spinlock. I don't have 2.5.30/31 unpacked to check those
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