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1191387012
Reviewed-by: Richard Yao <richard.yao@alumni.stonybrook.edu> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Attila Fülöp <attila@fueloep.org> Closes #14567
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*
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* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
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* Copyright (C) 2007 The Regents of the University of California.
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* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
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* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
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* UCRL-CODE-235197
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*
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* This file is part of the SPL, Solaris Porting Layer.
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*
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* The SPL is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* The SPL is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the SPL. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _SPL_CMN_ERR_H
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#define _SPL_CMN_ERR_H
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#if defined(_KERNEL) && defined(HAVE_STANDALONE_LINUX_STDARG)
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#include <linux/stdarg.h>
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#else
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#include <stdarg.h>
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#endif
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#include <sys/atomic.h>
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#define CE_CONT 0 /* continuation */
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#define CE_NOTE 1 /* notice */
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#define CE_WARN 2 /* warning */
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#define CE_PANIC 3 /* panic */
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#define CE_IGNORE 4 /* print nothing */
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extern void cmn_err(int, const char *, ...)
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__attribute__((format(printf, 2, 3)));
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extern void vcmn_err(int, const char *, va_list)
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__attribute__((format(printf, 2, 0)));
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extern void vpanic(const char *, va_list)
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__attribute__((format(printf, 1, 0), __noreturn__));
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#define fm_panic panic
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#define cmn_err_once(ce, ...) \
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{ \
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static volatile uint32_t printed = 0; \
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if (atomic_cas_32(&printed, 0, 1) == 0) { \
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cmn_err(ce, __VA_ARGS__); \
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} \
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}
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#define vcmn_err_once(ce, fmt, ap) \
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{ \
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static volatile uint32_t printed = 0; \
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if (atomic_cas_32(&printed, 0, 1) == 0) { \
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vcmn_err(ce, fmt, ap); \
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} \
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}
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#endif /* SPL_CMN_ERR_H */
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