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| author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2018-08-29 14:19:37 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-08-31 08:23:30 +0200 |
| commit | e25c8769a2de6ef5e00fe4bd837557e3937e91dd (patch) | |
| tree | 20d96ba573dd7cc6ded59517b260dc66552beff1 /drivers/mtd/ubi | |
| parent | f2a73306d9fbeef6c24931ef54b986704c7fc263 (diff) | |
| download | barebox-e25c8769a2de6ef5e00fe4bd837557e3937e91dd.tar.gz barebox-e25c8769a2de6ef5e00fe4bd837557e3937e91dd.tar.xz | |
UBI: fastmap: scrub PEB when bitflips are detected in a free PEB EC header
scan_pool() does not mark the PEB for scrubing when bitflips are
detected in the EC header of a free PEB (VID header region left to
0xff).
Make sure we scrub the PEB in this case.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Fixes: dbb7d2a88d2a ("UBI: Add fastmap core")
Signed-off-by: Richard Weinberger <richard@nod.at>
[Fixed conflict]
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mtd/ubi')
| -rw-r--r-- | drivers/mtd/ubi/fastmap.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 6ef94189b6..c10ef06507 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -431,10 +431,11 @@ static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai, unsigned long long ec = be64_to_cpu(ech->ec); unmap_peb(ai, pnum); dbg_bld("Adding PEB to free: %i", pnum); + if (err == UBI_IO_FF_BITFLIPS) - add_aeb(ai, lfree, pnum, ec, 1); - else - add_aeb(ai, lfree, pnum, ec, 0); + scrub = 1; + + add_aeb(ai, lfree, pnum, ec, scrub); continue; } else if (err == 0 || err == UBI_IO_BITFLIPS) { dbg_bld("Found non empty PEB:%i in pool", pnum); |