[lkml]   [2005]   [Dec]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 1/19] MUTEX: Introduce simple mutex implementation
On Fri, 2005-12-16 at 14:41 -0800, Linus Torvalds wrote:

> > You can still implement (chose a mechanism) a mutex on top - or in case
> > of lack of priority inheritance or debugging with exactly the same -
> > mechanism as a semaphore, but this does not change the semantical
> > difference at all.
> "Friends don't let friends use priority inheritance".
> Just don't do it. If you really need it, your system is broken anyway.

We are not talking about priority inheritance and its usefulness at all.

Fact is that you can implement two semanticaly different concurrency
controls with or on top of the same mechanism under given circumstances
(no debugging, no ...). But the reverse attempt is wrong by defintion.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-12-17 00:25    [W:0.162 / U:11.704 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site