diff options
Diffstat (limited to 'fs/jffs2/debug.c')
| -rw-r--r-- | fs/jffs2/debug.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/fs/jffs2/debug.c b/fs/jffs2/debug.c index 80ac9b6514bf..9b776b5a7604 100644 --- a/fs/jffs2/debug.c +++ b/fs/jffs2/debug.c @@ -7,7 +7,7 @@ * * For licensing information, see the file 'LICENCE' in this directory. * - * $Id: debug.c,v 1.8 2005/07/30 15:27:05 lunn Exp $ + * $Id: debug.c,v 1.9 2005/08/05 10:42:24 dedekind Exp $ * */ #include <linux/kernel.h> @@ -18,6 +18,44 @@ #include "nodelist.h" #include "debug.h" +#ifdef JFFS2_DBG_SANITY_CHECKS + +void +__jffs2_dbg_acct_sanity_check_nolock(struct jffs2_sb_info *c, + struct jffs2_eraseblock *jeb) +{ + if (unlikely(jeb && jeb->used_size + jeb->dirty_size + + jeb->free_size + jeb->wasted_size + + jeb->unchecked_size != c->sector_size)) { + JFFS2_ERROR("eeep, space accounting for block at 0x%08x is screwed.\n", jeb->offset); + JFFS2_ERROR("free %#08x + dirty %#08x + used %#08x + wasted %#08x + unchecked " + "%#08x != total %#08x.\n", jeb->free_size, jeb->dirty_size, jeb->used_size, + jeb->wasted_size, jeb->unchecked_size, c->sector_size); + BUG(); + } + + if (unlikely(c->used_size + c->dirty_size + c->free_size + c->erasing_size + c->bad_size + + c->wasted_size + c->unchecked_size != c->flash_size)) { + JFFS2_ERROR("eeep, space accounting superblock info is screwed.\n"); + JFFS2_ERROR("free %#08x + dirty %#08x + used %#08x + erasing %#08x + bad %#08x + " + "wasted %#08x + unchecked %#08x != total %#08x.\n", + c->free_size, c->dirty_size, c->used_size, c->erasing_size, c->bad_size, + c->wasted_size, c->unchecked_size, c->flash_size); + BUG(); + } +} + +void +__jffs2_dbg_acct_sanity_check(struct jffs2_sb_info *c, + struct jffs2_eraseblock *jeb) +{ + spin_lock(&c->erase_completion_lock); + jffs2_dbg_acct_sanity_check_nolock(c, jeb); + spin_unlock(&c->erase_completion_lock); +} + +#endif /* JFFS2_DBG_SANITY_CHECKS */ + #ifdef JFFS2_DBG_PARANOIA_CHECKS /* * Check the fragtree. |