File: commpage.c

package info (click to toggle)
linux 4.9.25-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 794,052 kB
  • ctags: 3,033,799
  • sloc: ansic: 14,481,780; asm: 287,385; makefile: 35,234; perl: 27,553; sh: 15,791; python: 13,364; cpp: 6,087; yacc: 4,337; lex: 2,439; awk: 1,212; pascal: 231; lisp: 218; sed: 21
file content (32 lines) | stat: -rw-r--r-- 860 bytes parent folder | download | duplicates (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * commpage, currently used for Virtual COP0 registers.
 * Mapped into the guest kernel @ KVM_GUEST_COMMPAGE_ADDR.
 *
 * Copyright (C) 2012  MIPS Technologies, Inc.  All rights reserved.
 * Authors: Sanjay Lal <sanjayl@kymasys.com>
 */

#include <linux/errno.h>
#include <linux/err.h>
#include <linux/vmalloc.h>
#include <linux/fs.h>
#include <linux/bootmem.h>
#include <asm/page.h>
#include <asm/cacheflush.h>
#include <asm/mmu_context.h>

#include <linux/kvm_host.h>

#include "commpage.h"

void kvm_mips_commpage_init(struct kvm_vcpu *vcpu)
{
	struct kvm_mips_commpage *page = vcpu->arch.kseg0_commpage;

	/* Specific init values for fields */
	vcpu->arch.cop0 = &page->cop0;
}