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author | Tanya Brokhman <tlinder@codeaurora.org> | 2014-04-01 11:02:07 +0300 |
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committer | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2014-05-05 09:31:33 +0300 |
commit | 3d21bb7667c4b57a15077d60d23385d9a1c01d08 (patch) | |
tree | 57b08041e00f9b3c50accc2783c79a0004eed358 | |
parent | 87ed89d21ede38f86be9419ca7c6dd4761764bbb (diff) | |
download | linux-3d21bb7667c4b57a15077d60d23385d9a1c01d08.tar.bz2 |
UBI: fix ubi free PEBs count calculation
The ubi->free_count should be updated with every insert/remove to/from
the ubi->free list.
Signed-off-by: Tanya Brokhman <tlinder@codeaurora.org>
Reviewed-by: Dolev Raviv <draviv@codeaurora.org>
Acked-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
-rw-r--r-- | drivers/mtd/ubi/wl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index 457ead32105c..0f3425dac910 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -671,6 +671,8 @@ static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi) e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF); self_check_in_wl_tree(ubi, e, &ubi->free); + ubi->free_count--; + ubi_assert(ubi->free_count >= 0); rb_erase(&e->u.rb, &ubi->free); return e; @@ -1071,6 +1073,7 @@ static int wear_leveling_worker(struct ubi_device *ubi, struct ubi_work *wrk, /* Give the unused PEB back */ wl_tree_add(e2, &ubi->free); + ubi->free_count++; goto out_cancel; } self_check_in_wl_tree(ubi, e1, &ubi->used); |