UBI: add more prints
I hit those situations and found out lack of print messages. Add more prints
when erase problems occur.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index b0d8f4c..d42ec68 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -430,13 +430,16 @@
err = patt_count;
out:
- if (err == UBI_IO_BITFLIPS || err == -EBADMSG)
+ if (err == UBI_IO_BITFLIPS || err == -EBADMSG) {
/*
* If a bit-flip or data integrity error was detected, the test
* has not passed because it happened on a freshly erased
* physical eraseblock which means something is wrong with it.
*/
+ ubi_err("read problems on freshly erased PEB %d, must be bad",
+ pnum);
err = -EIO;
+ }
vfree(buf);
return err;
}
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index a5a9b8d..12b25e5 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1093,6 +1093,7 @@
return err;
}
+ ubi_err("failed to erase PEB %d, error %d", pnum, err);
kfree(wl_wrk);
kmem_cache_free(wl_entries_slab, e);