Re: 2. I need to do block I/O, both synchronously and asynchronously.

Stephen C. Tweedie (sct@redhat.com)
Thu, 22 Apr 1999 23:10:05 +0100 (BST)


Hi,

On Thu, 22 Apr 1999 12:49:47 +0000, Richard Dynes <rdynes@varcom.com> said:

> I sugggest (1) the plethora of drivers in the source, and (2)
> Alessando Rubini's Linux Device Drivers, published by ORA.

>> 1. What is the correct way to do a generic thread yield?

> Assuming a __kernel__ thread yield, schedule() is correct.

That's not good enough to guarantee that the process isn't immediately
rescheduled. See sys_sched_yield(), which may do what you want.

--Stephen

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