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Diffstat (limited to 'arch/mips/include/asm/fpu.h')
-rw-r--r--arch/mips/include/asm/fpu.h21
1 files changed, 13 insertions, 8 deletions
diff --git a/arch/mips/include/asm/fpu.h b/arch/mips/include/asm/fpu.h
index 1b0625189835..9cbf383b8834 100644
--- a/arch/mips/include/asm/fpu.h
+++ b/arch/mips/include/asm/fpu.h
@@ -164,25 +164,30 @@ static inline int own_fpu(int restore)
return ret;
}
-static inline void lose_fpu(int save)
+static inline void lose_fpu_inatomic(int save, struct task_struct *tsk)
{
- preempt_disable();
if (is_msa_enabled()) {
if (save) {
- save_msa(current);
- current->thread.fpu.fcr31 =
+ save_msa(tsk);
+ tsk->thread.fpu.fcr31 =
read_32bit_cp1_register(CP1_STATUS);
}
disable_msa();
- clear_thread_flag(TIF_USEDMSA);
+ clear_tsk_thread_flag(tsk, TIF_USEDMSA);
__disable_fpu();
} else if (is_fpu_owner()) {
if (save)
- _save_fp(current);
+ _save_fp(tsk);
__disable_fpu();
}
- KSTK_STATUS(current) &= ~ST0_CU1;
- clear_thread_flag(TIF_USEDFPU);
+ KSTK_STATUS(tsk) &= ~ST0_CU1;
+ clear_tsk_thread_flag(tsk, TIF_USEDFPU);
+}
+
+static inline void lose_fpu(int save)
+{
+ preempt_disable();
+ lose_fpu_inatomic(save, current);
preempt_enable();
}