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29 lines
927 B
C
29 lines
927 B
C
/*
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Copyright (C) 2009 Red Hat, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _H_PLATFORM_UTILS
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#define _H_PLATFORM_UTILS
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#ifdef __i386__
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#define mb() __asm__ __volatile__ ("lock; addl $0,0(%%esp)": : : "memory")
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#else
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#define mb() __asm__ __volatile__ ("lock; addl $0,0(%%rsp)": : : "memory")
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#endif
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#endif
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