diff options
| author | Richard Weinberger <richard@nod.at> | 2014-11-24 22:30:10 +0100 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2015-01-28 15:57:13 +0100 |
| commit | 892abde56c1c5a62d49d8b70c73e5d388e74345d (patch) | |
| tree | f2641cddfc53dc4ac8204a500ba630e7aede6cc8 /drivers/mtd | |
| parent | fafdd2bf2638157670f28462b641150d16dbaeca (diff) | |
| download | lwn-892abde56c1c5a62d49d8b70c73e5d388e74345d.tar.gz lwn-892abde56c1c5a62d49d8b70c73e5d388e74345d.zip | |
UBI: rename_volumes: Use UBI_METAONLY
By using UBI_METAONLY in rename_volumes() it is now possible to rename
an UBI volume atomically while it is open for writing.
This is useful for firmware upgrades.
Cc: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Cc: Andrew Murray <amurray@embedded-bits.co.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
Tested-by: Guido Martínez <guido@vanguardiasur.com.ar>
Reviewed-by: Guido Martínez <guido@vanguardiasur.com.ar>
Tested-by: Christoph Fritz <chf.fritz@googlemail.com>
Tested-by: Andrew Murray <amurray@embedded-bits.co.uk>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/ubi/cdev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c index f5c715c32dcd..286383c11126 100644 --- a/drivers/mtd/ubi/cdev.c +++ b/drivers/mtd/ubi/cdev.c @@ -736,7 +736,7 @@ static int rename_volumes(struct ubi_device *ubi, goto out_free; } - re->desc = ubi_open_volume(ubi->ubi_num, vol_id, UBI_READWRITE); + re->desc = ubi_open_volume(ubi->ubi_num, vol_id, UBI_METAONLY); if (IS_ERR(re->desc)) { err = PTR_ERR(re->desc); ubi_err(ubi, "cannot open volume %d, error %d", |