From 787845bdeadd368eedeace92d5bf53f5aa1450ba Mon Sep 17 00:00:00 2001 From: Artem Bityutskiy Date: Fri, 31 Oct 2008 12:17:42 +0200 Subject: [PATCH] UBIFS: dump stack in LPT check functions It is useful to know how we got to the checking function when hunting the bugs. Signed-off-by: Artem Bityutskiy --- fs/ubifs/lpt_commit.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c index 7bbf03518c7f..c5c07f9cd22c 100644 --- a/fs/ubifs/lpt_commit.c +++ b/fs/ubifs/lpt_commit.c @@ -320,6 +320,7 @@ static int layout_cnodes(struct ubifs_info *c) dbg_err("LPT out of space at LEB %d:%d needing %d, done_ltab %d, " "done_lsave %d", lnum, offs, len, done_ltab, done_lsave); dbg_dump_lpt_info(c); + dump_stack(); return err; } @@ -548,6 +549,7 @@ static int write_cnodes(struct ubifs_info *c) dbg_err("LPT out of space mismatch at LEB %d:%d needing %d, done_ltab " "%d, done_lsave %d", lnum, offs, len, done_ltab, done_lsave); dbg_dump_lpt_info(c); + dump_stack(); return err; } @@ -1722,6 +1724,7 @@ int dbg_chk_lpt_free_spc(struct ubifs_info *c) dbg_err("LPT space error: free %lld lpt_sz %lld", free, c->lpt_sz); dbg_dump_lpt_info(c); + dump_stack(); return -EINVAL; } return 0; @@ -1803,8 +1806,10 @@ int dbg_chk_lpt_sz(struct ubifs_info *c, int action, int len) d->chk_lpt_sz, d->chk_lpt_wastage, lpt_sz); err = -EINVAL; } - if (err) + if (err) { dbg_dump_lpt_info(c); + dump_stack(); + } d->chk_lpt_sz2 = d->chk_lpt_sz; d->chk_lpt_sz = 0; d->chk_lpt_wastage = 0;