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Athlon XP 1600+ and _mmx_memcpy symbol in modules

PATCH In review Athanasius 3 participants 4 messages Jan 9, 2002

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Athanasius

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#0 lore raw

PATCH 1/1 Athlon XP 1600+ and _mmx_memcpy symbol in modules

Hi,
I've just upraded from my old PII-400 system to an Athlon XP 1600+
based system so changed from "Pentium-Pro/Celeron/Pentium-II" (CONFIG_M686) to "Athlon/Duron/K7" (CONFIG_MK7). In doing so I suddenly saw a LOT of problems with modules and the symbol _mmx_memcpy being undefined.

I finally kludged/fixed this by changing line 121 of
arch/i386/kernel/i386_ksyms.c from:

EXPORT_SYMBOL(_mmx_memcpy);

into:

EXPORT_SYMBOL_NOVERS(_mmx_memcpy);

That's on a vanilla 2.4.17 source tree.

Patch:

arch/i386/kernel/i386_ksyms.c Wed Jan 9 17:32:19 2002 renamed from arch/i386/kernel/i386_ksyms.c Tue Nov 13 17:13:20 2001 +1 -1
@@ -118,7 +118,7 @@
 #endif
 
 #ifdef CONFIG_X86_USE_3DNOW
-EXPORT_SYMBOL(_mmx_memcpy);
+EXPORT_SYMBOL_NOVERS(_mmx_memcpy);
 EXPORT_SYMBOL(mmx_clear_page);
 EXPORT_SYMBOL(mmx_copy_page);
 #endif
Signature · 4 lines
- Athanasius = Athanasius(at)gurus.tf / http://www.clan-lovely.org/~athan/
                  Finger athan(at)fysh.org for PGP key
	   "And it's me who is my enemy. Me who beats me up.
Me who makes the monsters. Me who strips my confidence." Paula Cole - ME
#1 lore raw
Quoted 11 lines · In article <[email protected]> you wrote:

Hi,
I've just upraded from my old PII-400 system to an Athlon XP 1600+
based system so changed from "Pentium-Pro/Celeron/Pentium-II" (CONFIG_M686) to "Athlon/Duron/K7" (CONFIG_MK7). In doing so I suddenly saw a LOT of problems with modules and the symbol _mmx_memcpy being undefined.

I finally kludged/fixed this by changing line 121 of
arch/i386/kernel/i386_ksyms.c from:

EXPORT_SYMBOL(_mmx_memcpy);

you forgot to make mrproper ;) (or at least make clean) yes the makefile for modversions is missing a dependency......

author
#2 lore raw
In reply to Athanasius
Quoted 8 lines · On Wed, Jan 09, 2002 at 07:05:20PM +0000, [email protected] wrote:
Quoted 6 lines · In article <[email protected]> you wrote:

Hi,
I've just upraded from my old PII-400 system to an Athlon XP 1600+
based system so changed from "Pentium-Pro/Celeron/Pentium-II" (CONFIG_M686) to "Athlon/Duron/K7" (CONFIG_MK7). In doing so I suddenly saw a LOT of problems with modules and the symbol _mmx_memcpy being undefined.

Quoted 7 lines
Quoted 4 lines

I finally kludged/fixed this by changing line 121 of
arch/i386/kernel/i386_ksyms.c from:

EXPORT_SYMBOL(_mmx_memcpy);

you forgot to make mrproper ;) (or at least make clean) yes the makefile for modversions is missing a dependency......

I'll recheck with 'make mrproper' as I do always do a 'make clean'
(and dep for that matter) after changing configuration at all.

thanks,

-Ath

Signature · 4 lines
- Athanasius = Athanasius(at)gurus.tf / http://www.clan-lovely.org/~athan/
                  Finger athan(at)fysh.org for PGP key
	   "And it's me who is my enemy. Me who beats me up.
Me who makes the monsters. Me who strips my confidence." Paula Cole - ME
#3 lore raw
In reply to Athanasius
Quoted 6 lines · Athanasius
Quoted 2 lines · On Wed, Jan 09, 2002 at 07:05:20PM +0000, [email protected] wrote:

you forgot to make mrproper ;) (or at least make clean) yes the makefile for modversions is missing a dependency......

I'll recheck with 'make mrproper' as I do always do a 'make clean'
(and dep for that matter) after changing configuration at all.

Yup, 'make mrproper' followed by the usual steps gives me a thus-far
working kernel and modules.

thanks again,

-Ath

Signature · 4 lines
- Athanasius = Athanasius(at)gurus.tf / http://www.clan-lovely.org/~athan/
                  Finger athan(at)fysh.org for PGP key
	   "And it's me who is my enemy. Me who beats me up.
Me who makes the monsters. Me who strips my confidence." Paula Cole - ME