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-rw-r--r--arch/mips/kernel/elf.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/mips/kernel/elf.c b/arch/mips/kernel/elf.c
index 7b045d2a0..bbc6f07d8 100644
--- a/arch/mips/kernel/elf.c
+++ b/arch/mips/kernel/elf.c
@@ -11,6 +11,7 @@
#include <asm/cpu-features.h>
#include <asm/cpu-info.h>
+#include <asm/fpu.h>
#ifdef CONFIG_MIPS_FP_SUPPORT
@@ -309,6 +310,11 @@ void mips_set_personality_nan(struct arch_elf_state *state)
struct cpuinfo_mips *c = &boot_cpu_data;
struct task_struct *t = current;
+ /* Do this early so t->thread.fpu.fcr31 won't be clobbered in case
+ * we are preempted before the lose_fpu(0) in start_thread.
+ */
+ lose_fpu(0);
+
t->thread.fpu.fcr31 = c->fpu_csr31;
switch (state->nan_2008) {
case 0: