Re: preempt_disable() as synchronization tool
askb <[email protected]>
| Newsgroups | gmane.linux.newbie |
|---|---|
| Message-ID | <1255150012.7925.6.camel__39334.5653349117$1255150446$gmane$org@linux-k65f.site> |
> > > > Lastly, is it allowable to schedule / sleep immediately after a call > > to preempt_disable()? > > No I guess kernel will panic with some error like , "scheduling while > in Atomic Context". Sorry, I somehow missed out reading this. Can you let me know why its not possible to schedule within preempt_disable() and preempt_enable()? >From the code the schedule functions starts by disabling preemption? Thanks in advance. - Anil -- To unsubscribe from this list: send the line "unsubscribe linux-newbie" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs