On Mon, Jan 25, 2016 at 04:47:26AM -0800, Joe Perches wrote:
> On Mon, 2016-01-25 at 12:16 +0300, Dan Carpenter wrote:
> > Ugh...  Checkpatch told us to introduce bugs...  :(  We almost certainly
> > would have missed this bug in review, but it wasn't sent to the list so
> > I guess we'll never know.
> 
> So when isn't usleep_range preferred over udelay?

inside a spin_lock or in some interrupt routine.

regards
sudip
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