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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2010-06-08 11:59:07 +0400 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2010-06-11 18:23:37 +0400 |
| commit | 1a49af2ca019dcb4614c32f832bbcb814b61409c (patch) | |
| tree | 1ab9382a4f2433018b9a38c2449baa835373b51b /drivers/mtd/ubi/io.c | |
| parent | 0798cea8c2e1afee59686c51d27d0e96b05e42d1 (diff) | |
| download | linux-1a49af2ca019dcb4614c32f832bbcb814b61409c.tar.xz | |
UBI: improve ECC error message
ECC errors are quite typical errors on NAND, so it is worth improving
the UBI message and print something like
ubi_io_read: error -74 (ECC error) while reading 4096 bytes from PEB 1:4 ...
rather than
ubi_io_read: error -74 while reading 4096 bytes from PEB 1:4 ...
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/io.c')
| -rw-r--r-- | drivers/mtd/ubi/io.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c index b812f8805367..ffb230339558 100644 --- a/drivers/mtd/ubi/io.c +++ b/drivers/mtd/ubi/io.c @@ -150,6 +150,8 @@ int ubi_io_read(const struct ubi_device *ubi, void *buf, int pnum, int offset, retry: err = ubi->mtd->read(ubi->mtd, addr, len, &read, buf); if (err) { + const char errstr = (err == -EBADMSG) ? "ECC error" : ""; + if (err == -EUCLEAN) { /* * -EUCLEAN is reported if there was a bit-flip which @@ -165,15 +167,15 @@ retry: } if (read != len && retries++ < UBI_IO_RETRIES) { - dbg_io("error %d while reading %d bytes from PEB %d:%d," + dbg_io("error %d%s while reading %d bytes from PEB %d:%d," " read only %zd bytes, retry", - err, len, pnum, offset, read); + err, errstr, len, pnum, offset, read); yield(); goto retry; } ubi_err("error %d while reading %d bytes from PEB %d:%d, " - "read %zd bytes", err, len, pnum, offset, read); + "read %zd bytes", err, errstr, len, pnum, offset, read); ubi_dbg_dump_stack(); /* |