rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/arch/x86/kernel/fpu/signal.c
..
..
@@ -351,10 +351,12 @@
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 			sanitize_restored_xstate(tsk, &env, xfeatures, fx_only);
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 		}
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+		preempt_disable();
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 		local_bh_disable();
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 		fpu->initialized = 1;
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 		fpu__restore(fpu);
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 		local_bh_enable();
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+		preempt_enable();
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 		/* Failure is already handled */
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 		return err;