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6d3d565316
Add needed includes so we can use it.
Reviewed by: bz
Fixes: c3f4f28c63 ("linuxkpi: Add some basic swap functions")
Sponsored by: Beckhoff Automation GmbH & Co. KG
Differential Revision: https://reviews.freebsd.org/D36109
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/*-
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* Copyright (c) 2018 Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _LINUXKPI_LINUX_SWAP_H_
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#define _LINUXKPI_LINUX_SWAP_H_
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#include <sys/param.h>
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#include <sys/domainset.h>
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#include <sys/queue.h>
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#include <sys/proc.h>
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#include <sys/pcpu.h>
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#include <vm/vm.h>
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#include <vm/swap_pager.h>
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#include <vm/vm_pageout.h>
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static inline long
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get_nr_swap_pages(void)
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{
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int i, j;
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/* NB: This could be done cheaply by obtaining swap_total directly */
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swap_pager_status(&i, &j);
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return i - j;
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}
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static inline int
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current_is_kswapd(void)
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{
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return (curproc == pageproc);
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}
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#endif
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