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-rw-r--r--arch/powerpc/kernel/process.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 58194c3f421e..1eeda3b80b65 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -181,8 +181,10 @@ void enable_kernel_fp(void)
msr_check_and_set(MSR_FP);
- if (current->thread.regs && (current->thread.regs->msr & MSR_FP))
+ if (current->thread.regs && (current->thread.regs->msr & MSR_FP)) {
+ check_if_tm_restore_required(current);
__giveup_fpu(current);
+ }
}
EXPORT_SYMBOL(enable_kernel_fp);
#endif /* CONFIG_PPC_FPU */
@@ -204,8 +206,10 @@ void enable_kernel_altivec(void)
msr_check_and_set(MSR_VEC);
- if (current->thread.regs && (current->thread.regs->msr & MSR_VEC))
+ if (current->thread.regs && (current->thread.regs->msr & MSR_VEC)) {
+ check_if_tm_restore_required(current);
__giveup_altivec(current);
+ }
}
EXPORT_SYMBOL(enable_kernel_altivec);
@@ -249,6 +253,7 @@ void enable_kernel_vsx(void)
msr_check_and_set(MSR_FP|MSR_VEC|MSR_VSX);
if (current->thread.regs && (current->thread.regs->msr & MSR_VSX)) {
+ check_if_tm_restore_required(current);
if (current->thread.regs->msr & MSR_FP)
__giveup_fpu(current);
if (current->thread.regs->msr & MSR_VEC)
@@ -289,8 +294,10 @@ void enable_kernel_spe(void)
msr_check_and_set(MSR_SPE);
- if (current->thread.regs && (current->thread.regs->msr & MSR_SPE))
+ if (current->thread.regs && (current->thread.regs->msr & MSR_SPE)) {
+ check_if_tm_restore_required(current);
__giveup_spe(current);
+ }
}
EXPORT_SYMBOL(enable_kernel_spe);