Messages in this thread | | | Subject | Re: [PATCH -v3 1/4] pci, usb: Make usb handoff func all take base remapping | From | Benjamin Herrenschmidt <> | Date | Tue, 11 Jan 2011 16:21:30 +1100 |
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On Mon, 2011-01-10 at 17:20 -0800, Yinghai Lu wrote: > > for early access, can not use udelay yet, it will take some one. > Also msleep will cause crash, because it needs scheduler there.
Right, and that's for such special cases (hopefully rare) that we have system_state... Much better than your function pointers I reckon.
We could even wrap it into a safe_delay() function or whatever (in fact why not make msleep() itself safe ? It's not like it was timing critical code :-)
Cheers, Ben.
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