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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-17 14:42:57 +0100 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-26 18:15:16 +0100 |
| commit | d05c77a816974c09f8c7e8f48e5b9f7b59dafdf3 (patch) | |
| tree | 6263ef3ad76c654e9d2635e5145f15c2b517edeb /drivers/mtd/ubi/vtbl.c | |
| parent | UBI: simplify error handling (diff) | |
| download | linux-d05c77a816974c09f8c7e8f48e5b9f7b59dafdf3.tar.xz linux-d05c77a816974c09f8c7e8f48e5b9f7b59dafdf3.zip | |
UBI: introduce volume refcounting
Add ref_count field to UBI volumes and remove weired "vol->removed"
field. This way things are better understandable and we do not have
to do whold show_attr operation under spinlock.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/vtbl.c')
| -rw-r--r-- | drivers/mtd/ubi/vtbl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/vtbl.c b/drivers/mtd/ubi/vtbl.c index 5879fdb3e6d5..a37dc7a213b1 100644 --- a/drivers/mtd/ubi/vtbl.c +++ b/drivers/mtd/ubi/vtbl.c @@ -565,6 +565,7 @@ static int init_volumes(struct ubi_device *ubi, const struct ubi_scan_info *si, vol->last_eb_bytes = sv->last_data_size; } + /* And add the layout volume */ vol = kzalloc(sizeof(struct ubi_volume), GFP_KERNEL); if (!vol) return -ENOMEM; @@ -580,6 +581,7 @@ static int init_volumes(struct ubi_device *ubi, const struct ubi_scan_info *si, vol->used_bytes = (long long)vol->used_ebs * (ubi->leb_size - vol->data_pad); vol->vol_id = UBI_LAYOUT_VOL_ID; + vol->ref_count = 1; ubi_assert(!ubi->volumes[i]); ubi->volumes[vol_id2idx(ubi, vol->vol_id)] = vol; |