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The time pvops functions are the only ones left which might be used in 32-bit mode and which return a 64-bit value. Switch them to use the static_call() mechanism instead of pvops, as this allows quite some simplification of the pvops implementation. Signed-off-by: Juergen Gross <jgross@suse.com> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20210311142319.4723-5-jgross@suse.com
24 lines
495 B
C
24 lines
495 B
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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*
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* Copyright (C) 2013 Citrix Systems
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*
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* Author: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
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*/
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#include <linux/export.h>
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#include <linux/jump_label.h>
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#include <linux/types.h>
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#include <linux/static_call.h>
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#include <asm/paravirt.h>
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struct static_key paravirt_steal_enabled;
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struct static_key paravirt_steal_rq_enabled;
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static u64 native_steal_clock(int cpu)
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{
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return 0;
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}
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DEFINE_STATIC_CALL(pv_steal_clock, native_steal_clock);
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