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Commit bfcf677d authored by Artem Bityutskiy's avatar Artem Bityutskiy Committed by Artem Bityutskiy
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UBIFS: dump stack when pnode or nnode reading fails 



When we fail to read a pnode or nnode - print stacktrace if debugging is enabled.

Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
parent ae380ce0

fs/ubifs/lpt.c

+2 −0
Original line number Diff line number Diff line
@@ -1247,6 +1247,7 @@ int ubifs_read_nnode(struct ubifs_info *c, struct ubifs_nnode *parent, int iip) 


out:

	ubifs_err("error %d reading nnode at %d:%d", err, lnum, offs);

	dbg_dump_stack();

	kfree(nnode);

	return err;

}
@@ -1312,6 +1313,7 @@ static int read_pnode(struct ubifs_info *c, struct ubifs_nnode *parent, int iip) 
out:

	ubifs_err("error %d reading pnode at %d:%d", err, lnum, offs);

	dbg_dump_pnode(c, pnode, parent, iip);

	dbg_dump_stack();

	dbg_msg("calc num: %d", calc_pnode_num_from_parent(c, parent, iip));

	kfree(pnode);

	return err;