cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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xfs_error.h (3347B)

      1// SPDX-License-Identifier: GPL-2.0
      2/*
      3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
      4 * All Rights Reserved.
      5 */
      6#ifndef	__XFS_ERROR_H__
      7#define	__XFS_ERROR_H__
      8
      9struct xfs_mount;
     10
     11extern void xfs_error_report(const char *tag, int level, struct xfs_mount *mp,
     12			const char *filename, int linenum,
     13			xfs_failaddr_t failaddr);
     14extern void xfs_corruption_error(const char *tag, int level,
     15			struct xfs_mount *mp, const void *buf, size_t bufsize,
     16			const char *filename, int linenum,
     17			xfs_failaddr_t failaddr);
     18void xfs_buf_corruption_error(struct xfs_buf *bp, xfs_failaddr_t fa);
     19extern void xfs_buf_verifier_error(struct xfs_buf *bp, int error,
     20			const char *name, const void *buf, size_t bufsz,
     21			xfs_failaddr_t failaddr);
     22extern void xfs_verifier_error(struct xfs_buf *bp, int error,
     23			xfs_failaddr_t failaddr);
     24extern void xfs_inode_verifier_error(struct xfs_inode *ip, int error,
     25			const char *name, const void *buf, size_t bufsz,
     26			xfs_failaddr_t failaddr);
     27
     28#define	XFS_ERROR_REPORT(e, lvl, mp)	\
     29	xfs_error_report(e, lvl, mp, __FILE__, __LINE__, __return_address)
     30#define	XFS_CORRUPTION_ERROR(e, lvl, mp, buf, bufsize)	\
     31	xfs_corruption_error(e, lvl, mp, buf, bufsize, \
     32			     __FILE__, __LINE__, __return_address)
     33
     34#define XFS_ERRLEVEL_OFF	0
     35#define XFS_ERRLEVEL_LOW	1
     36#define XFS_ERRLEVEL_HIGH	5
     37
     38/* Dump 128 bytes of any corrupt buffer */
     39#define XFS_CORRUPTION_DUMP_LEN		(128)
     40
     41#ifdef DEBUG
     42extern int xfs_errortag_init(struct xfs_mount *mp);
     43extern void xfs_errortag_del(struct xfs_mount *mp);
     44extern bool xfs_errortag_test(struct xfs_mount *mp, const char *expression,
     45		const char *file, int line, unsigned int error_tag);
     46#define XFS_TEST_ERROR(expr, mp, tag)		\
     47	((expr) || xfs_errortag_test((mp), #expr, __FILE__, __LINE__, (tag)))
     48
     49extern int xfs_errortag_get(struct xfs_mount *mp, unsigned int error_tag);
     50extern int xfs_errortag_set(struct xfs_mount *mp, unsigned int error_tag,
     51		unsigned int tag_value);
     52extern int xfs_errortag_add(struct xfs_mount *mp, unsigned int error_tag);
     53extern int xfs_errortag_clearall(struct xfs_mount *mp);
     54#else
     55#define xfs_errortag_init(mp)			(0)
     56#define xfs_errortag_del(mp)
     57#define XFS_TEST_ERROR(expr, mp, tag)		(expr)
     58#define xfs_errortag_set(mp, tag, val)		(ENOSYS)
     59#define xfs_errortag_add(mp, tag)		(ENOSYS)
     60#define xfs_errortag_clearall(mp)		(ENOSYS)
     61#endif /* DEBUG */
     62
     63/*
     64 * XFS panic tags -- allow a call to xfs_alert_tag() be turned into
     65 *			a panic by setting xfs_panic_mask in a sysctl.
     66 */
     67#define		XFS_NO_PTAG			0u
     68#define		XFS_PTAG_IFLUSH			(1u << 0)
     69#define		XFS_PTAG_LOGRES			(1u << 1)
     70#define		XFS_PTAG_AILDELETE		(1u << 2)
     71#define		XFS_PTAG_ERROR_REPORT		(1u << 3)
     72#define		XFS_PTAG_SHUTDOWN_CORRUPT	(1u << 4)
     73#define		XFS_PTAG_SHUTDOWN_IOERROR	(1u << 5)
     74#define		XFS_PTAG_SHUTDOWN_LOGERROR	(1u << 6)
     75#define		XFS_PTAG_FSBLOCK_ZERO		(1u << 7)
     76#define		XFS_PTAG_VERIFIER_ERROR		(1u << 8)
     77
     78#define XFS_PTAG_STRINGS \
     79	{ XFS_NO_PTAG,			"none" }, \
     80	{ XFS_PTAG_IFLUSH,		"iflush" }, \
     81	{ XFS_PTAG_LOGRES,		"logres" }, \
     82	{ XFS_PTAG_AILDELETE,		"aildelete" }, \
     83	{ XFS_PTAG_ERROR_REPORT	,	"error_report" }, \
     84	{ XFS_PTAG_SHUTDOWN_CORRUPT,	"corrupt" }, \
     85	{ XFS_PTAG_SHUTDOWN_IOERROR,	"ioerror" }, \
     86	{ XFS_PTAG_SHUTDOWN_LOGERROR,	"logerror" }, \
     87	{ XFS_PTAG_FSBLOCK_ZERO,	"fsb_zero" }, \
     88	{ XFS_PTAG_VERIFIER_ERROR,	"verifier" }
     89
     90#endif	/* __XFS_ERROR_H__ */