[PATCH] pci_alloc_consistent in an interrupt context
Eugene Surovegin
ebs at innocent.com
Fri Jun 14 12:29:38 EST 2002
At 04:34 PM 6/13/2002, Paul Mackerras wrote:
>Maybe the best answer is to change get_vm_area to use
>
> (in_interrupt()? GFP_ATOMIC: GFP_KERNEL)
>
>instead of GFP_KERNEL in the kmalloc call, and eliminate the need to
>add the extra parameter. I'll run that past davem and see what he
>thinks.
Well, your solution is much better :).
Do I understand correctly, we have to modify _all_ vmlist_lock locking to
use _irqsave counterparts?
Not just in get_vm_area, right?
Eugene.
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