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re: kern/53788: vt switching panic

Christos Zoulas writes:
> On Dec 15,  6:25pm, (Michael van Elst) wrote:
> -- Subject: Re: kern/53788: vt switching panic
> |  We can probably just replace the allocations with kmem_intr_alloc and
> |  kmem_intr_free.
> |  
> |  Or we could defer the switch operations to a process context, e.g. a workqueue.
> I'll go for the intr flavors for now.

i agree -- it's likely only one small allocation per X server,
so it's also very uncommon (only start X start/end/timeout),
so this is the simplest and clearest fix that out any sort of
work on usl code itself (which seems warranted -- there are
other reports of vt switch issues.)


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