Subject: Re: 1.5.1 SPL0 fix??
To: Eric Schnoebelen <eric@cirr.com>
From: Jason R Thorpe <thorpej@zembu.com>
List: port-alpha
Date: 04/13/2001 10:47:12
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On Fri, Apr 13, 2001 at 12:37:39PM -0500, Eric Schnoebelen wrote:

 > I'd like to try out the SPL0 fix that was described a few days
 > ago, but it hasn't shown up in the anonymous CVS repository
 > yet..  Someone mentioned that it was originally done on 1.5.x.
 > Can I get a patch for it, to see if it clears up the
 > disk/networking performance problem I'm seeing on my PC164?

The diff is attached (with the RCS ID changes removed).

-- 
        -- Jason R. Thorpe <thorpej@zembu.com>

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Index: vm_machdep.c
===================================================================
RCS file: /cvsroot/syssrc/sys/arch/alpha/alpha/vm_machdep.c,v
retrieving revision 1.64
retrieving revision 1.65
diff -c -r1.64 -r1.65
*** vm_machdep.c	2001/01/03 22:15:39	1.64
--- vm_machdep.c	2001/04/10 00:27:00	1.65
***************
*** 217,222 ****
--- 217,223 ----
  		    (u_int64_t)arg;			/* s2: arg */
  		up->u_pcb.pcb_context[7] =
  		    (u_int64_t)proc_trampoline;		/* ra: assembly magic */
+ 		up->u_pcb.pcb_context[8] = ALPHA_PSL_IPL_0; /* ps: IPL */
  	}
  }
  

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