Module: xenomai-head
Branch: master
Commit: fbde471fd76210c68164a2d1b722e70794a14ee7
URL:
http://git.xenomai.org/?p=xenomai-head.git;a=commit;h=fbde471fd76210c68164a2d1b722e70794a14ee7
Author: Philippe Gerum <r...@xenomai.org>
Date: Mon May 11 16:01:31 2009 +0200
Do not restore Altivec and SPE regs for kernel threads
---
ksrc/arch/powerpc/switch_32.S | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/ksrc/arch/powerpc/switch_32.S b/ksrc/arch/powerpc/switch_32.S
index b7a200a..64d7a7a 100644
--- a/ksrc/arch/powerpc/switch_32.S
+++ b/ksrc/arch/powerpc/switch_32.S
@@ -91,8 +91,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_SPE)
mtspr SPRN_SPRG3,r0 /* Update current THREAD phys addr */
addi r2,r4,-THREAD /* Update current */
-same_current:
-
#ifdef CONFIG_ALTIVEC
BEGIN_FTR_SECTION
lwz r0,THREAD_VRSAVE(r4)
@@ -110,6 +108,8 @@ END_FTR_SECTION_IFSET(CPU_FTR_SPE)
#endif
#endif /* CONFIG_SPE */
+same_current:
+
lwz r0,_CCR(r1)
mtcrf 0xFF,r0
REST_NVGPRS(r1)
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