From e57138b3e96e45a63124492e736612378096290f Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Wed, 21 Aug 2013 11:44:48 +0800 Subject: [PATCH] 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 Signed-off-by: Josef Bacik Signed-off-by: Chris Mason --- fs/btrfs/ioctl.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index ddb4bc1..1a5b946 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; } -- 2.7.4