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authorRichard Weinberger <richard@nod.at>2014-11-24 22:30:10 +0100
committerRichard Weinberger <richard@nod.at>2015-01-28 15:57:13 +0100
commit892abde56c1c5a62d49d8b70c73e5d388e74345d (patch)
treef2641cddfc53dc4ac8204a500ba630e7aede6cc8 /drivers/mtd/ubi/cdev.c
parentUBI: Implement UBI_METAONLY (diff)
downloadlinux-dev-892abde56c1c5a62d49d8b70c73e5d388e74345d.tar.xz
linux-dev-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/ubi/cdev.c')
-rw-r--r--drivers/mtd/ubi/cdev.c2
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",