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9bbf29e475
Use pr_<level> to prefix KBUILD_MODNAME via pr_fmt.
Remove obfuscating defines and use constants in pr_<level>
No need for a do {} while (0) for single statements.
Form of JFFS_<LEVEL> output changes from
"JFFS2 notice: " to "jffs2: notice: "
Added pr_fmt to xattr.c
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
276 lines
7.9 KiB
C
276 lines
7.9 KiB
C
/*
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* JFFS2 -- Journalling Flash File System, Version 2.
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*
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* Copyright © 2001-2007 Red Hat, Inc.
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* Copyright © 2004-2010 David Woodhouse <dwmw2@infradead.org>
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*
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* Created by David Woodhouse <dwmw2@infradead.org>
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*
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* For licensing information, see the file 'LICENCE' in this directory.
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*
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*/
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#ifndef _JFFS2_DEBUG_H_
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#define _JFFS2_DEBUG_H_
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#include <linux/sched.h>
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#ifndef CONFIG_JFFS2_FS_DEBUG
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#define CONFIG_JFFS2_FS_DEBUG 0
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#endif
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#if CONFIG_JFFS2_FS_DEBUG > 0
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/* Enable "paranoia" checks and dumps */
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#define JFFS2_DBG_PARANOIA_CHECKS
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#define JFFS2_DBG_DUMPS
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/*
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* By defining/undefining the below macros one may select debugging messages
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* fro specific JFFS2 subsystems.
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*/
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#define JFFS2_DBG_READINODE_MESSAGES
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#define JFFS2_DBG_FRAGTREE_MESSAGES
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#define JFFS2_DBG_DENTLIST_MESSAGES
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#define JFFS2_DBG_NODEREF_MESSAGES
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#define JFFS2_DBG_INOCACHE_MESSAGES
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#define JFFS2_DBG_SUMMARY_MESSAGES
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#define JFFS2_DBG_FSBUILD_MESSAGES
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#endif
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#if CONFIG_JFFS2_FS_DEBUG > 1
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#define JFFS2_DBG_FRAGTREE2_MESSAGES
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#define JFFS2_DBG_READINODE2_MESSAGES
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#define JFFS2_DBG_MEMALLOC_MESSAGES
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#endif
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/* Sanity checks are supposed to be light-weight and enabled by default */
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#define JFFS2_DBG_SANITY_CHECKS
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/*
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* Dx() are mainly used for debugging messages, they must go away and be
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* superseded by nicer dbg_xxx() macros...
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*/
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#if CONFIG_JFFS2_FS_DEBUG > 0
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#define DEBUG
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#define D1(x) x
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#else
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#define D1(x)
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#endif
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#if CONFIG_JFFS2_FS_DEBUG > 1
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#define D2(x) x
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#else
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#define D2(x)
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#endif
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#define jffs2_dbg(level, fmt, ...) \
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do { \
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if (CONFIG_JFFS2_FS_DEBUG >= level) \
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pr_debug(fmt, ##__VA_ARGS__); \
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} while (0)
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/* The prefixes of JFFS2 messages */
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#define JFFS2_DBG KERN_DEBUG
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#define JFFS2_DBG_PREFIX "[JFFS2 DBG]"
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#define JFFS2_DBG_MSG_PREFIX JFFS2_DBG JFFS2_DBG_PREFIX
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/* JFFS2 message macros */
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#define JFFS2_ERROR(fmt, ...) \
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pr_err("error: (%d) %s: " fmt, \
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task_pid_nr(current), __func__, ##__VA_ARGS__)
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#define JFFS2_WARNING(fmt, ...) \
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pr_warn("warning: (%d) %s: " fmt, \
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task_pid_nr(current), __func__, ##__VA_ARGS__)
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#define JFFS2_NOTICE(fmt, ...) \
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pr_notice("notice: (%d) %s: " fmt, \
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task_pid_nr(current), __func__, ##__VA_ARGS__)
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#define JFFS2_DEBUG(fmt, ...) \
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printk(KERN_DEBUG "[JFFS2 DBG] (%d) %s: " fmt, \
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task_pid_nr(current), __func__, ##__VA_ARGS__)
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/*
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* We split our debugging messages on several parts, depending on the JFFS2
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* subsystem the message belongs to.
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*/
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/* Read inode debugging messages */
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#ifdef JFFS2_DBG_READINODE_MESSAGES
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#define dbg_readinode(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_readinode(fmt, ...)
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#endif
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#ifdef JFFS2_DBG_READINODE2_MESSAGES
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#define dbg_readinode2(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_readinode2(fmt, ...)
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#endif
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/* Fragtree build debugging messages */
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#ifdef JFFS2_DBG_FRAGTREE_MESSAGES
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#define dbg_fragtree(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_fragtree(fmt, ...)
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#endif
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#ifdef JFFS2_DBG_FRAGTREE2_MESSAGES
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#define dbg_fragtree2(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_fragtree2(fmt, ...)
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#endif
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/* Directory entry list manilulation debugging messages */
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#ifdef JFFS2_DBG_DENTLIST_MESSAGES
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#define dbg_dentlist(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_dentlist(fmt, ...)
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#endif
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/* Print the messages about manipulating node_refs */
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#ifdef JFFS2_DBG_NODEREF_MESSAGES
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#define dbg_noderef(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_noderef(fmt, ...)
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#endif
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/* Manipulations with the list of inodes (JFFS2 inocache) */
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#ifdef JFFS2_DBG_INOCACHE_MESSAGES
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#define dbg_inocache(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_inocache(fmt, ...)
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#endif
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/* Summary debugging messages */
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#ifdef JFFS2_DBG_SUMMARY_MESSAGES
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#define dbg_summary(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_summary(fmt, ...)
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#endif
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/* File system build messages */
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#ifdef JFFS2_DBG_FSBUILD_MESSAGES
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#define dbg_fsbuild(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_fsbuild(fmt, ...)
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#endif
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/* Watch the object allocations */
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#ifdef JFFS2_DBG_MEMALLOC_MESSAGES
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#define dbg_memalloc(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_memalloc(fmt, ...)
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#endif
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/* Watch the XATTR subsystem */
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#ifdef JFFS2_DBG_XATTR_MESSAGES
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#define dbg_xattr(fmt, ...) JFFS2_DEBUG(fmt, ##__VA_ARGS__)
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#else
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#define dbg_xattr(fmt, ...)
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#endif
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/* "Sanity" checks */
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void
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__jffs2_dbg_acct_sanity_check_nolock(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_acct_sanity_check(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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/* "Paranoia" checks */
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void
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__jffs2_dbg_fragtree_paranoia_check(struct jffs2_inode_info *f);
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void
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__jffs2_dbg_fragtree_paranoia_check_nolock(struct jffs2_inode_info *f);
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void
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__jffs2_dbg_acct_paranoia_check(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_acct_paranoia_check_nolock(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_prewrite_paranoia_check(struct jffs2_sb_info *c,
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uint32_t ofs, int len);
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/* "Dump" functions */
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void
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__jffs2_dbg_dump_jeb(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_dump_jeb_nolock(struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_dump_block_lists(struct jffs2_sb_info *c);
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void
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__jffs2_dbg_dump_block_lists_nolock(struct jffs2_sb_info *c);
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void
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__jffs2_dbg_dump_node_refs(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_dump_node_refs_nolock(struct jffs2_sb_info *c,
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struct jffs2_eraseblock *jeb);
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void
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__jffs2_dbg_dump_fragtree(struct jffs2_inode_info *f);
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void
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__jffs2_dbg_dump_fragtree_nolock(struct jffs2_inode_info *f);
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void
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__jffs2_dbg_dump_buffer(unsigned char *buf, int len, uint32_t offs);
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void
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__jffs2_dbg_dump_node(struct jffs2_sb_info *c, uint32_t ofs);
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#ifdef JFFS2_DBG_PARANOIA_CHECKS
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#define jffs2_dbg_fragtree_paranoia_check(f) \
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__jffs2_dbg_fragtree_paranoia_check(f)
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#define jffs2_dbg_fragtree_paranoia_check_nolock(f) \
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__jffs2_dbg_fragtree_paranoia_check_nolock(f)
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#define jffs2_dbg_acct_paranoia_check(c, jeb) \
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__jffs2_dbg_acct_paranoia_check(c,jeb)
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#define jffs2_dbg_acct_paranoia_check_nolock(c, jeb) \
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__jffs2_dbg_acct_paranoia_check_nolock(c,jeb)
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#define jffs2_dbg_prewrite_paranoia_check(c, ofs, len) \
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__jffs2_dbg_prewrite_paranoia_check(c, ofs, len)
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#else
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#define jffs2_dbg_fragtree_paranoia_check(f)
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#define jffs2_dbg_fragtree_paranoia_check_nolock(f)
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#define jffs2_dbg_acct_paranoia_check(c, jeb)
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#define jffs2_dbg_acct_paranoia_check_nolock(c, jeb)
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#define jffs2_dbg_prewrite_paranoia_check(c, ofs, len)
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#endif /* !JFFS2_PARANOIA_CHECKS */
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#ifdef JFFS2_DBG_DUMPS
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#define jffs2_dbg_dump_jeb(c, jeb) \
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__jffs2_dbg_dump_jeb(c, jeb);
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#define jffs2_dbg_dump_jeb_nolock(jeb) \
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__jffs2_dbg_dump_jeb_nolock(jeb);
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#define jffs2_dbg_dump_block_lists(c) \
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__jffs2_dbg_dump_block_lists(c)
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#define jffs2_dbg_dump_block_lists_nolock(c) \
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__jffs2_dbg_dump_block_lists_nolock(c)
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#define jffs2_dbg_dump_fragtree(f) \
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__jffs2_dbg_dump_fragtree(f);
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#define jffs2_dbg_dump_fragtree_nolock(f) \
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__jffs2_dbg_dump_fragtree_nolock(f);
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#define jffs2_dbg_dump_buffer(buf, len, offs) \
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__jffs2_dbg_dump_buffer(*buf, len, offs);
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#define jffs2_dbg_dump_node(c, ofs) \
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__jffs2_dbg_dump_node(c, ofs);
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#else
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#define jffs2_dbg_dump_jeb(c, jeb)
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#define jffs2_dbg_dump_jeb_nolock(jeb)
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#define jffs2_dbg_dump_block_lists(c)
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#define jffs2_dbg_dump_block_lists_nolock(c)
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#define jffs2_dbg_dump_fragtree(f)
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#define jffs2_dbg_dump_fragtree_nolock(f)
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#define jffs2_dbg_dump_buffer(buf, len, offs)
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#define jffs2_dbg_dump_node(c, ofs)
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#endif /* !JFFS2_DBG_DUMPS */
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#ifdef JFFS2_DBG_SANITY_CHECKS
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#define jffs2_dbg_acct_sanity_check(c, jeb) \
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__jffs2_dbg_acct_sanity_check(c, jeb)
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#define jffs2_dbg_acct_sanity_check_nolock(c, jeb) \
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__jffs2_dbg_acct_sanity_check_nolock(c, jeb)
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#else
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#define jffs2_dbg_acct_sanity_check(c, jeb)
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#define jffs2_dbg_acct_sanity_check_nolock(c, jeb)
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#endif /* !JFFS2_DBG_SANITY_CHECKS */
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#endif /* _JFFS2_DEBUG_H_ */
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