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-rw-r--r--fs/jffs2/debug.h82
1 files changed, 29 insertions, 53 deletions
diff --git a/fs/jffs2/debug.h b/fs/jffs2/debug.h
index 11ee75922a5e..3a7b11c2dd86 100644
--- a/fs/jffs2/debug.h
+++ b/fs/jffs2/debug.h
@@ -7,7 +7,7 @@
7 * 7 *
8 * For licensing information, see the file 'LICENCE' in this directory. 8 * For licensing information, see the file 'LICENCE' in this directory.
9 * 9 *
10 * $Id: debug.h,v 1.10 2005/08/02 10:03:51 dedekind Exp $ 10 * $Id: debug.h,v 1.12 2005/08/05 10:43:47 dedekind Exp $
11 * 11 *
12 */ 12 */
13#ifndef _JFFS2_DEBUG_H_ 13#ifndef _JFFS2_DEBUG_H_
@@ -34,7 +34,7 @@
34#define JFFS2_DBG_FRAGTREE2_MESSAGES 34#define JFFS2_DBG_FRAGTREE2_MESSAGES
35#endif 35#endif
36 36
37/* Enable JFFS2 sanity checks by default */ 37/* Sanity checks are supposed to be light-weight and enabled by default */
38#define JFFS2_DBG_SANITY_CHECKS 38#define JFFS2_DBG_SANITY_CHECKS
39 39
40/* 40/*
@@ -55,9 +55,9 @@
55 55
56/* The prefixes of JFFS2 messages */ 56/* The prefixes of JFFS2 messages */
57#define JFFS2_DBG_MSG_PREFIX "[JFFS2 DBG]" 57#define JFFS2_DBG_MSG_PREFIX "[JFFS2 DBG]"
58#define JFFS2_ERR_MSG_PREFIX "JFFS2 error: " 58#define JFFS2_ERR_MSG_PREFIX "JFFS2 error:"
59#define JFFS2_WARN_MSG_PREFIX "JFFS2 warning: " 59#define JFFS2_WARN_MSG_PREFIX "JFFS2 warning:"
60#define JFFS2_NOTICE_MSG_PREFIX "JFFS2 notice: " 60#define JFFS2_NOTICE_MSG_PREFIX "JFFS2 notice:"
61 61
62#define JFFS2_ERR_LVL KERN_ERR 62#define JFFS2_ERR_LVL KERN_ERR
63#define JFFS2_WARN_LVL KERN_WARNING 63#define JFFS2_WARN_LVL KERN_WARNING
@@ -67,26 +67,30 @@
67/* JFFS2 message macros */ 67/* JFFS2 message macros */
68#define JFFS2_ERROR(fmt, ...) \ 68#define JFFS2_ERROR(fmt, ...) \
69 do { \ 69 do { \
70 printk(JFFS2_ERR_LVL JFFS2_ERR_MSG_PREFIX " %s: " \ 70 printk(JFFS2_ERR_LVL JFFS2_ERR_MSG_PREFIX \
71 fmt, __FUNCTION__, ##__VA_ARGS__); \ 71 " %d,%s: " fmt, current->pid, \
72 __FUNCTION__, ##__VA_ARGS__); \
72 } while(0) 73 } while(0)
73 74
74#define JFFS2_WARNING(fmt, ...) \ 75#define JFFS2_WARNING(fmt, ...) \
75 do { \ 76 do { \
76 printk(JFFS2_WARN_LVL JFFS2_WARN_MSG_PREFIX " %s: " \ 77 printk(JFFS2_WARN_LVL JFFS2_WARN_MSG_PREFIX \
77 fmt, __FUNCTION__, ##__VA_ARGS__); \ 78 " %d,%s: " fmt, current->pid, \
79 __FUNCTION__, ##__VA_ARGS__); \
78 } while(0) 80 } while(0)
79 81
80#define JFFS2_NOTICE(fmt, ...) \ 82#define JFFS2_NOTICE(fmt, ...) \
81 do { \ 83 do { \
82 printk(JFFS2_NOTICE_LVL JFFS2_NOTICE_MSG_PREFIX " %s: " \ 84 printk(JFFS2_NOTICE_LVL JFFS2_NOTICE_MSG_PREFIX \
83 fmt, __FUNCTION__, ##__VA_ARGS__); \ 85 " %d,%s: " fmt, current->pid, \
86 __FUNCTION__, ##__VA_ARGS__); \
84 } while(0) 87 } while(0)
85 88
86#define JFFS2_DEBUG(fmt, ...) \ 89#define JFFS2_DEBUG(fmt, ...) \
87 do { \ 90 do { \
88 printk(JFFS2_DBG_LVL JFFS2_DBG_MSG_PREFIX " %s: " \ 91 printk(JFFS2_DBG_LVL JFFS2_DBG_MSG_PREFIX \
89 fmt, __FUNCTION__, ##__VA_ARGS__); \ 92 " %d,%s: " fmt, current->pid, \
93 __FUNCTION__, ##__VA_ARGS__); \
90 } while(0) 94 } while(0)
91 95
92/* 96/*
@@ -141,6 +145,14 @@
141#endif 145#endif
142 146
143 147
148/* "Sanity" checks */
149void
150__jffs2_dbg_acct_sanity_check_nolock(struct jffs2_sb_info *c,
151 struct jffs2_eraseblock *jeb);
152void
153__jffs2_dbg_acct_sanity_check(struct jffs2_sb_info *c,
154 struct jffs2_eraseblock *jeb);
155
144/* "Paranoia" checks */ 156/* "Paranoia" checks */
145void 157void
146__jffs2_dbg_fragtree_paranoia_check(struct jffs2_inode_info *f); 158__jffs2_dbg_fragtree_paranoia_check(struct jffs2_inode_info *f);
@@ -227,47 +239,11 @@ __jffs2_dbg_dump_node(struct jffs2_sb_info *c, uint32_t ofs);
227#define jffs2_dbg_dump_node(c, ofs) 239#define jffs2_dbg_dump_node(c, ofs)
228#endif /* !JFFS2_DBG_DUMPS */ 240#endif /* !JFFS2_DBG_DUMPS */
229 241
230/*
231 * Sanity checks are supposed to be light-weight and enabled by default.
232 */
233#ifdef JFFS2_DBG_SANITY_CHECKS 242#ifdef JFFS2_DBG_SANITY_CHECKS
234/* 243#define jffs2_dbg_acct_sanity_check(c, jeb) \
235 * Check the space accounting of the file system and of 244 __jffs2_dbg_acct_sanity_check(c, jeb)
236 * the JFFS2 erasable block 'jeb'. 245#define jffs2_dbg_acct_sanity_check_nolock(c, jeb) \
237 */ 246 __jffs2_dbg_acct_sanity_check_nolock(c, jeb)
238static inline void
239jffs2_dbg_acct_sanity_check_nolock(struct jffs2_sb_info *c,
240 struct jffs2_eraseblock *jeb)
241{
242 if (unlikely(jeb && jeb->used_size + jeb->dirty_size +
243 jeb->free_size + jeb->wasted_size +
244 jeb->unchecked_size != c->sector_size)) {
245 JFFS2_ERROR("eeep, space accounting for block at 0x%08x is screwed.\n", jeb->offset);
246 JFFS2_ERROR("free %#08x + dirty %#08x + used %#08x + wasted %#08x + unchecked "
247 "%#08x != total %#08x.\n", jeb->free_size, jeb->dirty_size, jeb->used_size,
248 jeb->wasted_size, jeb->unchecked_size, c->sector_size);
249 BUG();
250 }
251
252 if (unlikely(c->used_size + c->dirty_size + c->free_size + c->erasing_size + c->bad_size
253 + c->wasted_size + c->unchecked_size != c->flash_size)) {
254 JFFS2_ERROR("eeep, space accounting superblock info is screwed.\n");
255 JFFS2_ERROR("free %#08x + dirty %#08x + used %#08x + erasing %#08x + bad %#08x + "
256 "wasted %#08x + unchecked %#08x != total %#08x.\n",
257 c->free_size, c->dirty_size, c->used_size, c->erasing_size, c->bad_size,
258 c->wasted_size, c->unchecked_size, c->flash_size);
259 BUG();
260 }
261}
262
263static inline void
264jffs2_dbg_acct_sanity_check(struct jffs2_sb_info *c,
265 struct jffs2_eraseblock *jeb)
266{
267 spin_lock(&c->erase_completion_lock);
268 jffs2_dbg_acct_sanity_check_nolock(c, jeb);
269 spin_unlock(&c->erase_completion_lock);
270}
271#else 247#else
272#define jffs2_dbg_acct_sanity_check(c, jeb) 248#define jffs2_dbg_acct_sanity_check(c, jeb)
273#define jffs2_dbg_acct_sanity_check_nolock(c, jeb) 249#define jffs2_dbg_acct_sanity_check_nolock(c, jeb)
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-18 12:24:28 -0500