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instead of blindly set IF in MCOUNT_EXIT,

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save eflags in MCOUNT_ENTER and restore it.
This commit is contained in:
yamt 2004-05-24 14:01:10 +00:00
parent 7ca373cce9
commit 9080a4b746
1 changed files with 5 additions and 3 deletions
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8
sys/arch/i386/include/profile.h
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@ -1,4 +1,4 @@
/* $NetBSD: profile.h,v 1.18 2003/10/27 13:44:20 junyoung Exp $ */
/* $NetBSD: profile.h,v 1.19 2004/05/24 14:01:10 yamt Exp $ */
/*
* Copyright (c) 1992, 1993
@ -31,6 +31,8 @@
* @(#)profile.h 8.1 (Berkeley) 6/11/93
*/
#include <machine/cpufunc.h>
#define _MCOUNT_DECL static __inline void _mcount
#ifdef __ELF__
@ -64,6 +66,6 @@ mcount() \
}
#ifdef _KERNEL
#define MCOUNT_ENTER (void)&s; __asm__("cli");
#define MCOUNT_EXIT __asm__("sti");
#define MCOUNT_ENTER do { s = (int)read_psl(); disable_intr(); } while (0)
#define MCOUNT_EXIT do { write_psl(s); } while (0)
#endif /* _KERNEL */