paravirt.c (92243b6fc8fcb16bf401b055f7a0ba79f70a4115) paravirt.c (fc57a7c68020dcf954428869eafd934c0ab1536f)
1/* Paravirtualization interfaces
2 Copyright (C) 2006 Rusty Russell IBM Corporation
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8

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36#include <asm/irq.h>
37#include <asm/delay.h>
38#include <asm/fixmap.h>
39#include <asm/apic.h>
40#include <asm/tlbflush.h>
41#include <asm/timer.h>
42#include <asm/special_insns.h>
43
1/* Paravirtualization interfaces
2 Copyright (C) 2006 Rusty Russell IBM Corporation
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8

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36#include <asm/irq.h>
37#include <asm/delay.h>
38#include <asm/fixmap.h>
39#include <asm/apic.h>
40#include <asm/tlbflush.h>
41#include <asm/timer.h>
42#include <asm/special_insns.h>
43
44/* nop stub */
45void _paravirt_nop(void)
46{
47}
44/*
45 * nop stub, which must not clobber anything *including the stack* to
46 * avoid confusing the entry prologues.
47 */
48extern void _paravirt_nop(void);
49asm (".pushsection .entry.text, \"ax\"\n"
50 ".global _paravirt_nop\n"
51 "_paravirt_nop:\n\t"
52 "ret\n\t"
53 ".size _paravirt_nop, . - _paravirt_nop\n\t"
54 ".type _paravirt_nop, @function\n\t"
55 ".popsection");
48
49/* identity function, which can be inlined */
50u32 _paravirt_ident_32(u32 x)
51{
52 return x;
53}
54
55u64 _paravirt_ident_64(u64 x)

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57/* identity function, which can be inlined */
58u32 _paravirt_ident_32(u32 x)
59{
60 return x;
61}
62
63u64 _paravirt_ident_64(u64 x)

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