Nice fix. thanks
Reviewed-by: Anand Jain <anand.jain@xxxxxxxxxx>
On 02/16/2016 01:34 AM, David Sterba wrote:
Signed-off-by: David Sterba <dsterba@xxxxxxxx>
---
fs/btrfs/volumes.c | 15 +++++++++++++++
fs/btrfs/volumes.h | 2 +-
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index ae94e06f3e61..a67249582a6f 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -118,6 +118,21 @@ const u64 btrfs_raid_group[BTRFS_NR_RAID_TYPES] = {
[BTRFS_RAID_RAID6] = BTRFS_BLOCK_GROUP_RAID6,
};
+/*
+ * Table to convert BTRFS_RAID_* to the error code if minimum number of devices
+ * condition is not met. Zero means there's no corresponding
+ * BTRFS_ERROR_DEV_*_NOT_MET value.
+ */
+const int btrfs_raid_mindev_error[BTRFS_NR_RAID_TYPES] = {
+ [BTRFS_RAID_RAID10] = BTRFS_ERROR_DEV_RAID10_MIN_NOT_MET,
+ [BTRFS_RAID_RAID1] = BTRFS_ERROR_DEV_RAID1_MIN_NOT_MET,
+ [BTRFS_RAID_DUP] = 0,
+ [BTRFS_RAID_RAID0] = 0,
+ [BTRFS_RAID_SINGLE] = 0,
+ [BTRFS_RAID_RAID5] = BTRFS_ERROR_DEV_RAID5_MIN_NOT_MET,
+ [BTRFS_RAID_RAID6] = BTRFS_ERROR_DEV_RAID6_MIN_NOT_MET,
+};
+
static int init_first_rw_device(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_device *device);
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index c73d027e2f8b..a13a538cb01e 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -340,7 +340,7 @@ struct btrfs_raid_attr {
};
extern const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES];
-
+extern const int btrfs_raid_mindev_error[BTRFS_NR_RAID_TYPES];
extern const u64 btrfs_raid_group[BTRFS_NR_RAID_TYPES];
struct map_lookup {
--
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