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authorAnand Jain <Anand.Jain@oracle.com>2013-08-21 11:44:48 +0800
committerChris Mason <chris.mason@fusionio.com>2013-09-01 08:16:35 -0400
commite57138b3e96e45a63124492e736612378096290f (patch)
tree463e2063f9208bc9b243a9b298cdf7c44781ffb0
parent77cef2ec5484564eca6bd12a2b4a1e88fd766fbc (diff)
downloadlinux-e57138b3e96e45a63124492e736612378096290f.tar.bz2
btrfs: return btrfs error code for dev excl ops err
now threads can return BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS as defined in btrfs.h for the dev excl operation error in the FS, which means with this kernel would stop logging (almost an user error) into the /var/log/messages v2: accepts Josef' comment Signed-off-by: Anand Jain <anand.jain@oracle.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
-rw-r--r--fs/btrfs/ioctl.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index ddb4bc1252ad..1a5b9462dd9a 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1394,9 +1394,8 @@ static noinline int btrfs_ioctl_resize(struct file *file,
if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
1)) {
- pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
mnt_drop_write_file(file);
- return -EINVAL;
+ return BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
}
mutex_lock(&root->fs_info->volume_mutex);
@@ -2379,8 +2378,7 @@ static long btrfs_ioctl_add_dev(struct btrfs_root *root, void __user *arg)
if (atomic_xchg(&root->fs_info->mutually_exclusive_operation_running,
1)) {
- pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- return -EINVAL;
+ return BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
}
mutex_lock(&root->fs_info->volume_mutex);
@@ -3673,8 +3671,7 @@ static long btrfs_ioctl_dev_replace(struct btrfs_root *root, void __user *arg)
if (atomic_xchg(
&root->fs_info->mutually_exclusive_operation_running,
1)) {
- pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- ret = -EINPROGRESS;
+ ret = BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
} else {
ret = btrfs_dev_replace_start(root, p);
atomic_set(
@@ -3918,8 +3915,7 @@ again:
} else {
/* this is (1) */
mutex_unlock(&fs_info->balance_mutex);
- pr_info("btrfs: dev add/delete/balance/replace/resize operation in progress\n");
- ret = -EINVAL;
+ ret = BTRFS_ERROR_DEV_EXCL_RUN_IN_PROGRESS;
goto out;
}