Re: kernel spinlocks; when to use; when appropriate?

[Jonathan Corbet]

>    When is is appropriate to use spinlocks in the kernel,
> how are they implemented (e.g. syntax, function names) and
> can anyone think of a good area of the kernel for me to look 
> at, that uses them?

May I humbly suggest a look at Linux Device Drivers, Second Edition?  It
goes over locking primitives in a fair amount of detail, and includes
examples of their use.  Available freely online at:

	http://www.xml.com/ldd/chapter/book/index.html

or in your favorite bookstore.

jon

Jonathan Corbet
Executive editor, LWN.net
[e-mail]