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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7477de989f
implement xen pv_irq_ops to paravirtualize irq handling with xen event channel. Cc: Jeremy Fitzhardinge <jeremy@goop.org> Signed-off-by: Akio Takebe <takebe_akio@jp.fujitsu.com> Signed-off-by: Alex Williamson <alex.williamson@hp.com> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
/******************************************************************************
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* arch/ia64/xen/irq_xen.h
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*
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* Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
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* VA Linux Systems Japan K.K.
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*
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef IRQ_XEN_H
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#define IRQ_XEN_H
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extern void (*late_time_init)(void);
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extern char xen_event_callback;
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void __init xen_init_IRQ(void);
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extern const struct pv_irq_ops xen_irq_ops __initdata;
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extern void xen_smp_intr_init(void);
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extern void xen_send_ipi(int cpu, int vec);
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#endif /* IRQ_XEN_H */
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