5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
28 lines
541 B
C
28 lines
541 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Code for supporting irq vector tracepoints.
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*
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* Copyright (C) 2013 Seiji Aguchi <seiji.aguchi@hds.com>
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*
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*/
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#include <linux/jump_label.h>
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#include <linux/atomic.h>
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#include <asm/hw_irq.h>
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#include <asm/desc.h>
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#include <asm/trace/exceptions.h>
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#include <asm/trace/irq_vectors.h>
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DEFINE_STATIC_KEY_FALSE(trace_pagefault_key);
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int trace_pagefault_reg(void)
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{
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static_branch_inc(&trace_pagefault_key);
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return 0;
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}
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void trace_pagefault_unreg(void)
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{
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static_branch_dec(&trace_pagefault_key);
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}
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