RE: mutexes and modules

2003-01-07 Thread Andrew Gallatin

John Baldwin writes:
 > 
 > On 07-Jan-2003 Andrew Gallatin wrote:
 > > 
 > > Are kernel modules pessimized in any way with respect to using
 > > mutexes as compared to statically compiled kernel code?
 > > 
 > > I seem to remember some discussion a year or more ago indicating that
 > > they would be, but I'm not seeing it in the code.
 > 
 > In the non debug case the quick cases are not inlined in modules but
 > are always function calls.  Other than that there isn't much difference.

Thanks John..

Drew

To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-current" in the body of the message



RE: mutexes and modules

2003-01-07 Thread John Baldwin

On 07-Jan-2003 Andrew Gallatin wrote:
> 
> Are kernel modules pessimized in any way with respect to using
> mutexes as compared to statically compiled kernel code?
> 
> I seem to remember some discussion a year or more ago indicating that
> they would be, but I'm not seeing it in the code.

In the non debug case the quick cases are not inlined in modules but
are always function calls.  Other than that there isn't much difference.

-- 

John Baldwin <[EMAIL PROTECTED]>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-current" in the body of the message