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btrfs-progs: add new dev replace result 

A new dev replace result was introduced by kernel commit

Btrfs: return failure if btrfs_dev_replace_finishing() failed

Make the userspace know about the new result too.

Signed-off-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
Eryu Guan 2014-10-13 12:42:13 +08:00 committed by David Sterba
parent c38aa53268
commit b5e1ca5a49
2 changed files with 3 additions and 0 deletions
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2
cmds-replace.c
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@ -53,6 +53,8 @@ static const char *replace_dev_result2string(__u64 result)
return "not started";
case BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED:
return "already started";
case BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS:
return "scrub is in progress";
default:
return "<illegal result value>";
}

1
ioctl.h
View File

@ -145,6 +145,7 @@ struct btrfs_ioctl_dev_replace_status_params {
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR 0
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED 1
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_ALREADY_STARTED 2
#define BTRFS_IOCTL_DEV_REPLACE_RESULT_SCRUB_INPROGRESS 3
struct btrfs_ioctl_dev_replace_args {
__u64 cmd; /* in */
__u64 result; /* out */