diff options
| author | Steve French <stfrench@microsoft.com> | 2022-05-23 23:17:12 -0500 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2022-05-23 23:32:54 -0500 |
| commit | 52832252dded19e291a7b8842542ea61d1765f2f (patch) | |
| tree | 9a2ab14df21cbb17034aa627317abedd23b4109b /fs/cifs/cifsfs.c | |
| parent | 9ccfc23a72b669678e4c9ccba98d3d91db1c04cf (diff) | |
smb3: add mount parm nosparse
To reduce risk of applications breaking that mount to servers
with only partial sparse file support, add optional mount parm
"nosparse" which disables setting files sparse (and thus
will return EOPNOTSUPP on certain fallocate operations).
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 2b1a1c029c75..f539a39d47f5 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -582,6 +582,8 @@ cifs_show_options(struct seq_file *s, struct dentry *root) seq_puts(s, ",nocase"); if (tcon->nodelete) seq_puts(s, ",nodelete"); + if (cifs_sb->ctx->no_sparse) + seq_puts(s, ",nosparse"); if (tcon->local_lease) seq_puts(s, ",locallease"); if (tcon->retry) |