summaryrefslogtreecommitdiff
path: root/arch/powerpc/kernel/signal_64.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /arch/powerpc/kernel/signal_64.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'arch/powerpc/kernel/signal_64.c')
-rw-r--r--arch/powerpc/kernel/signal_64.c22
1 files changed, 2 insertions, 20 deletions
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index c676ecec0..25520794a 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -147,7 +147,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
* VMX data.
*/
if (current->thread.used_vsr && ctx_has_vsx_region) {
- __giveup_vsx(current);
+ flush_vsx_to_thread(current);
v_regs += ELF_NVRREG;
err |= copy_vsx_to_user(v_regs, current);
/* set MSR_VSX in the MSR value in the frame to
@@ -270,7 +270,7 @@ static long setup_tm_sigcontexts(struct sigcontext __user *sc,
* VMX data.
*/
if (current->thread.used_vsr) {
- __giveup_vsx(current);
+ flush_vsx_to_thread(current);
v_regs += ELF_NVRREG;
tm_v_regs += ELF_NVRREG;
@@ -350,15 +350,6 @@ static long restore_sigcontext(struct pt_regs *regs, sigset_t *set, int sig,
err |= __get_user(set->sig[0], &sc->oldmask);
/*
- * Do this before updating the thread state in
- * current->thread.fpr/vr. That way, if we get preempted
- * and another task grabs the FPU/Altivec, it won't be
- * tempted to save the current CPU state into the thread_struct
- * and corrupt what we are writing there.
- */
- discard_lazy_cpu_state();
-
- /*
* Force reload of FP/VEC.
* This has to be done before copying stuff into current->thread.fpr/vr
* for the reasons explained in the previous comment.
@@ -469,15 +460,6 @@ static long restore_tm_sigcontexts(struct pt_regs *regs,
err |= __get_user(regs->result, &sc->gp_regs[PT_RESULT]);
/*
- * Do this before updating the thread state in
- * current->thread.fpr/vr. That way, if we get preempted
- * and another task grabs the FPU/Altivec, it won't be
- * tempted to save the current CPU state into the thread_struct
- * and corrupt what we are writing there.
- */
- discard_lazy_cpu_state();
-
- /*
* Force reload of FP/VEC.
* This has to be done before copying stuff into current->thread.fpr/vr
* for the reasons explained in the previous comment.