134 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| /*
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|  * Copyright (c) 2011 Red Hat, Inc.  All Rights Reserved.
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|  */
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| 
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| #include "xfs.h"
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| #include "xfs_fs.h"
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| #include "xfs_error.h"
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| #include "xfs_shared.h"
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| #include "xfs_format.h"
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| #include "xfs_trans_resv.h"
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| #include "xfs_mount.h"
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| 
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| /*
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|  * XFS logging functions
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|  */
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| static void
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| __xfs_printk(
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| 	const char		*level,
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| 	const struct xfs_mount	*mp,
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| 	struct va_format	*vaf)
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| {
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| 	if (mp && mp->m_super) {
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| 		printk("%sXFS (%s): %pV\n", level, mp->m_super->s_id, vaf);
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| 		return;
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| 	}
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| 	printk("%sXFS: %pV\n", level, vaf);
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| }
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| 
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| void
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| xfs_printk_level(
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| 	const char *kern_level,
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| 	const struct xfs_mount *mp,
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| 	const char *fmt, ...)
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| {
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| 	struct va_format	vaf;
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| 	va_list			args;
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| 	int			level;
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| 
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| 	va_start(args, fmt);
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| 	vaf.fmt = fmt;
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| 	vaf.va = &args;
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| 
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| 	__xfs_printk(kern_level, mp, &vaf);
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| 
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| 	va_end(args);
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| 
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| 	if (!kstrtoint(kern_level, 0, &level) &&
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| 	    level <= LOGLEVEL_ERR &&
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| 	    xfs_error_level >= XFS_ERRLEVEL_HIGH)
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| 		xfs_stack_trace();
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| }
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| 
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| void
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| _xfs_alert_tag(
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| 	const struct xfs_mount	*mp,
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| 	uint32_t		panic_tag,
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| 	const char		*fmt, ...)
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| {
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| 	struct va_format	vaf;
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| 	va_list			args;
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| 	int			do_panic = 0;
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| 
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| 	if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) {
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| 		xfs_alert(mp, "Transforming an alert into a BUG.");
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| 		do_panic = 1;
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| 	}
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| 
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| 	va_start(args, fmt);
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| 
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| 	vaf.fmt = fmt;
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| 	vaf.va = &args;
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| 
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| 	__xfs_printk(KERN_ALERT, mp, &vaf);
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| 	va_end(args);
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| 
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| 	BUG_ON(do_panic);
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| }
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| 
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| void
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| asswarn(
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| 	struct xfs_mount	*mp,
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| 	char			*expr,
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| 	char			*file,
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| 	int			line)
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| {
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| 	xfs_warn(mp, "Assertion failed: %s, file: %s, line: %d",
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| 		expr, file, line);
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| 	WARN_ON(1);
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| }
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| 
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| void
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| assfail(
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| 	struct xfs_mount	*mp,
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| 	char			*expr,
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| 	char			*file,
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| 	int			line)
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| {
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| 	xfs_emerg(mp, "Assertion failed: %s, file: %s, line: %d",
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| 		expr, file, line);
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| 	if (xfs_globals.bug_on_assert)
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| 		BUG();
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| 	else
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| 		WARN_ON(1);
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| }
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| 
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| void
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| xfs_hex_dump(const void *p, int length)
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| {
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| 	print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_OFFSET, 16, 1, p, length, 1);
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| }
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| 
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| void
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| xfs_buf_alert_ratelimited(
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| 	struct xfs_buf		*bp,
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| 	const char		*rlmsg,
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| 	const char		*fmt,
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| 	...)
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| {
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| 	struct xfs_mount	*mp = bp->b_mount;
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| 	struct va_format	vaf;
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| 	va_list			args;
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| 
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| 	/* use the more aggressive per-target rate limit for buffers */
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| 	if (!___ratelimit(&bp->b_target->bt_ioerror_rl, rlmsg))
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| 		return;
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| 
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| 	va_start(args, fmt);
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| 	vaf.fmt = fmt;
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| 	vaf.va = &args;
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| 	__xfs_printk(KERN_ALERT, mp, &vaf);
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| 	va_end(args);
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| }
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