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authorNikolay Borisov <nborisov@suse.com>2020-03-13 17:23:18 +0200
committerDavid Sterba <dsterba@suse.com>2020-03-23 17:02:00 +0100
commit9c1036fdb1d1ff1b09d03c8db60f4dc67cc6614e (patch)
treecbf5294b481ed7553fae4686e455ac138aa05c12 /fs/btrfs/ioctl.c
parentc75e839414d3610e6487ae3145199c500d55f7f7 (diff)
btrfs: Remove BTRFS_SUBVOL_CREATE_ASYNC support
This functionality was deprecated in kernel 5.4. Since no one has complained of the impending removal it's time we did so. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> [ add comment ] Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r--fs/btrfs/ioctl.c25
1 files changed, 1 insertions, 24 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index f8a73a28022a..7e09985d566e 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1818,8 +1818,6 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
{
struct btrfs_ioctl_vol_args_v2 *vol_args;
int ret;
- u64 transid = 0;
- u64 *ptr = NULL;
bool readonly = false;
struct btrfs_qgroup_inherit *inherit = NULL;
@@ -1836,15 +1834,6 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
goto free_args;
}
- if (vol_args->flags & BTRFS_SUBVOL_CREATE_ASYNC) {
- struct inode *inode = file_inode(file);
- struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
-
- btrfs_warn(fs_info,
-"SNAP_CREATE_V2 ioctl with CREATE_ASYNC is deprecated and will be removed in kernel 5.7");
-
- ptr = &transid;
- }
if (vol_args->flags & BTRFS_SUBVOL_RDONLY)
readonly = true;
if (vol_args->flags & BTRFS_SUBVOL_QGROUP_INHERIT) {
@@ -1860,17 +1849,10 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
}
ret = btrfs_ioctl_snap_create_transid(file, vol_args->name,
- vol_args->fd, subvol, ptr,
+ vol_args->fd, subvol, NULL,
readonly, inherit);
if (ret)
goto free_inherit;
-
- if (ptr && copy_to_user(arg +
- offsetof(struct btrfs_ioctl_vol_args_v2,
- transid),
- ptr, sizeof(*ptr)))
- ret = -EFAULT;
-
free_inherit:
kfree(inherit);
free_args:
@@ -1929,11 +1911,6 @@ static noinline int btrfs_ioctl_subvol_setflags(struct file *file,
goto out_drop_write;
}
- if (flags & BTRFS_SUBVOL_CREATE_ASYNC) {
- ret = -EINVAL;
- goto out_drop_write;
- }
-
if (flags & ~BTRFS_SUBVOL_RDONLY) {
ret = -EOPNOTSUPP;
goto out_drop_write;