verify: dump failed header, if verification fails

And verify_dump=1 is enabled.

Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/verify.c b/verify.c
index 268c0603aa7dba88a5698577ff8738abb996350e..5d491d7677faf05add256f08ca4892f128ea2831 100644 (file)
--- a/verify.c
+++ b/verify.c
@@ -780,6 +780,11 @@ err:
        log_err(" at file %s offset %llu, length %u\n",
                io_u->file->file_name,
                io_u->offset + hdr_num * hdr_len, hdr_len);
+
+       if (td->o.verify_dump)
+               dump_buf(p, hdr_len, io_u->offset + hdr_num * hdr_len,
+                               "hdr_fail", io_u->file);
+
        return EILSEQ;
 }