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MIPS: Fix a preemption issue with thread's FPU defaults
[linux-drm-fsl-dcu.git]
/
arch
/
mips
/
kernel
/
ptrace.c
diff --git
a/arch/mips/kernel/ptrace.c
b/arch/mips/kernel/ptrace.c
index d544e774eea6b1b6e0f811099290600b1fc5b534..e933a309f2ea5fa4498153a9b6a3caa0af4a1587 100644
(file)
--- a/
arch/mips/kernel/ptrace.c
+++ b/
arch/mips/kernel/ptrace.c
@@
-176,7
+176,7
@@
int ptrace_setfpregs(struct task_struct *child, __u32 __user *data)
__get_user(value, data + 64);
fcr31 = child->thread.fpu.fcr31;
- mask =
curren
t_cpu_data.fpu_msk31;
+ mask =
boo
t_cpu_data.fpu_msk31;
child->thread.fpu.fcr31 = (value & ~mask) | (fcr31 & mask);
/* FIR may not be written. */