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authorMarcelo Tosatti <marcelo.tosatti@cyclades.com>2005-10-28 17:46:15 -0700
committerPaul Mackerras <paulus@samba.org>2005-10-29 13:55:43 +1000
commit434cc69fbb02dd7ca64c5029dc6a6f9636f77e02 (patch)
tree09f88c57bb9a6fe1bd30516bfbc3a2877a6d08ac /arch/ppc
parentd5f7b06b036afc2cb250decb2c76b7f82c5de639 (diff)
downloadop-kernel-dev-434cc69fbb02dd7ca64c5029dc6a6f9636f77e02.zip
op-kernel-dev-434cc69fbb02dd7ca64c5029dc6a6f9636f77e02.tar.gz
[PATCH] ppc32: #ifdef out ALTIVEC specific code in __switch_to
#ifdef out an ALTIVEC specific tweak in __switch_to() Signed-off-by: Marcelo Tosatti <marcelo.tosatti@cyclades.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc')
-rw-r--r--arch/ppc/kernel/process.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/ppc/kernel/process.c b/arch/ppc/kernel/process.c
index 78ea101..cb1c7b9 100644
--- a/arch/ppc/kernel/process.c
+++ b/arch/ppc/kernel/process.c
@@ -347,11 +347,13 @@ struct task_struct *__switch_to(struct task_struct *prev,
#endif /* CONFIG_SPE */
#endif /* CONFIG_SMP */
+#ifdef CONFIG_ALTIVEC
/* Avoid the trap. On smp this this never happens since
* we don't set last_task_used_altivec -- Cort
*/
if (new->thread.regs && last_task_used_altivec == new)
new->thread.regs->msr |= MSR_VEC;
+#endif
#ifdef CONFIG_SPE
/* Avoid the trap. On smp this this never happens since
* we don't set last_task_used_spe
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