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02c2433b3a
Introduce CONFIG_PARAVIRT and PARAVIRT_TIME_ACCOUNTING on ARM. The only paravirt interface supported is pv_time_ops.steal_clock, so no runtime pvops patching needed. This allows us to make use of steal_account_process_tick for stolen ticks accounting. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Christopher Covington <cov@codeaurora.org> Acked-by: Ian Campbell <ian.campbell@citrix.com> Acked-by: Russell King <linux@arm.linux.org.uk>
26 lines
812 B
C
26 lines
812 B
C
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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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 <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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struct pv_time_ops pv_time_ops;
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EXPORT_SYMBOL_GPL(pv_time_ops);
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