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Commit 787845bd authored by Artem Bityutskiy's avatar Artem Bityutskiy
Browse files

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: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
parent 45e12d90

fs/ubifs/lpt_commit.c

+6 −1
Original line number Diff line number Diff line
@@ -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;