Re: CVS commit: src/sys

[Jason Thorpe <thorpej%me.com@localhost>]

> On Jan 12, 2020, at 10:20 PM, Kamil Rytarowski <n54%gmx.com@localhost> wrote:
> 
> While there, could we garbage collect unused defines from sys/param.h?
> 
> I'm thinking in particular about:

As long as we still have tsleep(9) and friends, we can't rid ourselves of these historical defines.

Perhaps we should make a push to rid ourselves of those legacy interfaces?


> 
> /*
> * Historic priority levels.  These are meaningless and remain only
> * for source compatibility.  Do not use in new code.
> */
> #define PSWP    0
> #define PVM     4
> #define PINOD   8
> #define PRIBIO  16
> #define PVFS    20
> #define PZERO   22
> #define PSOCK   24
> #define PWAIT   32
> #define PLOCK   36
> #define PPAUSE  40
> #define PUSER   50
> #define MAXPRI  127
> 
> These symbols from time to time conflict with external loadable kernel
> modules. My immediate offender is VirtualBox and PVM symbol name conflict.
> 

-- thorpej