From owner-freebsd-bugs  Mon Aug 20  3:20: 8 2001
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Date: Mon, 20 Aug 2001 03:20:01 -0700 (PDT)
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From: Peter Pentchev <roam@ringlet.net>
Subject: Re: i386/29882: stable 4.3 kernel compile fails for multi-processor
Reply-To: Peter Pentchev <roam@ringlet.net>
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The following reply was made to PR i386/29882; it has been noted by GNATS.

From: Peter Pentchev <roam@ringlet.net>
To: Greg Satz <satz@iranger.com>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: i386/29882: stable 4.3 kernel compile fails for multi-processor
Date: Mon, 20 Aug 2001 13:12:57 +0300

 On Sun, Aug 19, 2001 at 08:10:50PM -0700, Greg Satz wrote:
 > 
 > >Number:         29882
 > >Category:       i386
 > >Synopsis:       stable 4.3 kernel compile fails for multi-processor
 > >Originator:     Greg Satz
 > >Release:        4.3 stable
 > >Organization:
 > >Environment:
 > >Description:
 > fnu# make
 > linking kernel
 > mp_machdep.o: In function `ap_init':
 > mp_machdep.o(.text+0x219c): undefined reference to `enable_sse'
 > *** Error code 1
 
 I can reproduce this when the config file includes 'options SMP', yet does
 not include 'cpu I686_CPU'.  Can you try the attached patch, it works here?
 The patch is against -stable, but applies cleanly to -current with an offset.
 
 G'luck,
 Peter
 
 -- 
 When you are not looking at it, this sentence is in Spanish.
 
 Index: src/sys/i386/i386/mp_machdep.c
 ===================================================================
 RCS file: /home/ncvs/src/sys/i386/i386/mp_machdep.c,v
 retrieving revision 1.115.2.9
 diff -u -r1.115.2.9 mp_machdep.c
 --- src/sys/i386/i386/mp_machdep.c	2001/08/15 01:23:50	1.115.2.9
 +++ src/sys/i386/i386/mp_machdep.c	2001/08/20 10:11:06
 @@ -2420,8 +2420,10 @@
  	/* set up FPU state on the AP */
  	npxinit(__INITIAL_NPXCW__);
  
 +#if defined(I686_CPU)
  	/* set up SSE registers */
  	enable_sse();
 +#endif
  
  	/* A quick check from sanity claus */
  	apic_id = (apic_id_to_logical[(lapic.id & 0x0f000000) >> 24]);

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