Re: [OT] Major Clock Drift

[Andrew Morton]

Alan Cox wrote:
> 
> > Hmm, I can make it loose 30 seconds in 12 seconds. Just cat
> > /etc/termcap. Vesafb does this kind of stuff. [Yes, 3 times slower
> > clock].
> 
> Why are interrupts being disabled for vesafb scrolling anyway ?

Console writes happen under spin_lock_irq(console_lock).

The only reason for this which I can see: the kernel
can call printk() from interrupt context.
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