Hi, On Wed, Dec 09, 2009 at 05:11:48PM +0100, Jean Delvare wrote: > On Wed, 9 Dec 2009 10:32:25 -0500, Forest Bond wrote: > > I am seeing a situation where sensors-detect fails to find sensors in a single > > run due to an apparent race condition. It looks like it loads the i2c-* modules > > and then tries to open /dev/i2c-0 for probing, but it fails to open > > successfully. My sense is that the device is not fully initialize and ready for > > opening immediately following the modprobe calls, but sensors-detect does not > > wait for initialization to complete. I'm not sure what should be happening. It > > seems sensible that modprobe would not return until the device is initialized. > > > > Running sensors-detect again correctly probes the hardware because the i2c bus > > is fully initialized at that point. > > You must be typing very fast to be able to trigger this ;) Or udev is > very slow populating /dev on your machine. > > > I don't know anything about i2c, so I hope the language I'm using to describe > > this situation is reasonable. > > It is perfect. > > > I've attached the output from sensors-detect for the first (failed) run and the > > second (successful) run. > > > > Thoughts? > > The version of the sensors-detect you're using is getting old. Please > give a try to the latest one: > http://dl.lm-sensors.org/lm-sensors/files/sensors-detect This seems to work fine. Thanks for the help. -Forest -- Forest Bond http://www.alittletooquiet.net http://www.pytagsfs.org
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