Messages in this thread | | | Date | Fri, 30 Jul 2004 19:43:04 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] Improve pci_alloc_consistent wrapper on preemptive kernels |
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On Fri, 30 Jul 2004 13:16:28 -0400 Jeff Garzik <jgarzik@pobox.com> wrote:
> > 1) Changing from GFP_ATOMIC to <something else> may break code
x86-64 did it for a long time and I am not aware of problems with it (however I don't know how widespread CONFIG_PREEMPT use on x86-64 is)
> 2) Conversely from #1, I also worry why GFP_ATOMIC would be needed at > all. I code all my drivers to require that pci_alloc_consistent() be > called from somewhere that is allowed to sleep.
Maybe you do, but others don't.
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