[PATCH 04/35] UBI: Fastmap: Care about the protection queue

From: Richard Weinberger
Date: Wed Oct 29 2014 - 08:59:49 EST


Fastmap can miss a PEB if it is in the protection queue
and not jet in the used tree.
Treat every protected PEB as used.

Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
drivers/mtd/ubi/fastmap.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index adccc1f..8cce6f8 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -1273,6 +1273,20 @@ static int ubi_write_fastmap(struct ubi_device *ubi,
fm_pos += sizeof(*fec);
ubi_assert(fm_pos <= ubi->fm_size);
}
+
+ for (i = 0; i < UBI_PROT_QUEUE_LEN; i++) {
+ list_for_each_entry(wl_e, &ubi->pq[i], u.list) {
+ fec = (struct ubi_fm_ec *)(fm_raw + fm_pos);
+
+ fec->pnum = cpu_to_be32(wl_e->pnum);
+ set_seen(ubi, wl_e->pnum, seen_pebs);
+ fec->ec = cpu_to_be32(wl_e->ec);
+
+ used_peb_count++;
+ fm_pos += sizeof(*fec);
+ ubi_assert(fm_pos <= ubi->fm_size);
+ }
+ }
fmh->used_peb_count = cpu_to_be32(used_peb_count);

for (node = rb_first(&ubi->scrub); node; node = rb_next(node)) {
--
1.8.4.5

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