116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
/*
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* Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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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.
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*
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* This program is distributed in the hope that it would 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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*
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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, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <xfs.h>
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#include "debug.h"
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/* xfs_mount.h drags a lot of crap in, sorry.. */
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#include "xfs_sb.h"
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#include "xfs_inum.h"
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#include "xfs_ag.h"
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#include "xfs_mount.h"
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#include "xfs_error.h"
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static char message[1024]; /* keep it off the stack */
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static DEFINE_SPINLOCK(xfs_err_lock);
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/* Translate from CE_FOO to KERN_FOO, err_level(CE_FOO) == KERN_FOO */
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#define XFS_MAX_ERR_LEVEL 7
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#define XFS_ERR_MASK ((1 << 3) - 1)
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static const char * const err_level[XFS_MAX_ERR_LEVEL+1] =
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{KERN_EMERG, KERN_ALERT, KERN_CRIT,
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KERN_ERR, KERN_WARNING, KERN_NOTICE,
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KERN_INFO, KERN_DEBUG};
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void
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cmn_err(register int level, char *fmt, ...)
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{
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char *fp = fmt;
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int len;
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ulong flags;
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va_list ap;
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level &= XFS_ERR_MASK;
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if (level > XFS_MAX_ERR_LEVEL)
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level = XFS_MAX_ERR_LEVEL;
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spin_lock_irqsave(&xfs_err_lock,flags);
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va_start(ap, fmt);
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if (*fmt == '!') fp++;
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len = vsnprintf(message, sizeof(message), fp, ap);
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if (len >= sizeof(message))
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len = sizeof(message) - 1;
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if (message[len-1] == '\n')
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message[len-1] = 0;
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printk("%s%s\n", err_level[level], message);
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va_end(ap);
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spin_unlock_irqrestore(&xfs_err_lock,flags);
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BUG_ON(level == CE_PANIC);
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}
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void
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xfs_fs_vcmn_err(
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int level,
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struct xfs_mount *mp,
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char *fmt,
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va_list ap)
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{
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unsigned long flags;
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int len = 0;
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level &= XFS_ERR_MASK;
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if (level > XFS_MAX_ERR_LEVEL)
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level = XFS_MAX_ERR_LEVEL;
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spin_lock_irqsave(&xfs_err_lock,flags);
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if (mp) {
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len = sprintf(message, "Filesystem \"%s\": ", mp->m_fsname);
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/*
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* Skip the printk if we can't print anything useful
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* due to an over-long device name.
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*/
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if (len >= sizeof(message))
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goto out;
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}
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len = vsnprintf(message + len, sizeof(message) - len, fmt, ap);
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if (len >= sizeof(message))
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len = sizeof(message) - 1;
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if (message[len-1] == '\n')
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message[len-1] = 0;
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printk("%s%s\n", err_level[level], message);
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out:
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spin_unlock_irqrestore(&xfs_err_lock,flags);
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BUG_ON(level == CE_PANIC);
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}
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void
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assfail(char *expr, char *file, int line)
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{
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printk("Assertion failed: %s, file: %s, line: %d\n", expr, file, line);
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BUG();
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}
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void
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xfs_hex_dump(void *p, int length)
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{
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print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1);
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}
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