diff options
| author | Steve French <stfrench@microsoft.com> | 2019-09-11 21:46:20 -0500 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2019-09-16 11:43:38 -0500 |
| commit | 3e7a02d47872081f4b6234a9f72500f1d10f060c (patch) | |
| tree | 9d1b1a19b0d85510b38b6afbe848d24080ca62fc /fs/cifs/cifsglob.h | |
| parent | 7dcc82c2dfd5f12eba19d19d39c50bff70b4f94a (diff) | |
| download | blackbird-op-linux-3e7a02d47872081f4b6234a9f72500f1d10f060c.tar.gz blackbird-op-linux-3e7a02d47872081f4b6234a9f72500f1d10f060c.zip | |
smb3: allow disabling requesting leases
In some cases to work around server bugs or performance
problems it can be helpful to be able to disable requesting
SMB2.1/SMB3 leases on a particular mount (not to all servers
and all shares we are mounted to). Add new mount parm
"nolease" which turns off requesting leases on directory
or file opens. Currently the only way to disable leases is
globally through a module load parameter. This is more
granular.
Suggested-by: Pavel Shilovsky <pshilov@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
CC: Stable <stable@vger.kernel.org>
Diffstat (limited to 'fs/cifs/cifsglob.h')
| -rw-r--r-- | fs/cifs/cifsglob.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index ef2199913217..09b60ec5de3e 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -579,6 +579,7 @@ struct smb_vol { bool noblocksnd:1; bool noautotune:1; bool nostrictsync:1; /* do not force expensive SMBflush on every sync */ + bool no_lease:1; /* disable requesting leases */ bool fsc:1; /* enable fscache */ bool mfsymlinks:1; /* use Minshall+French Symlinks */ bool multiuser:1; @@ -1090,6 +1091,7 @@ struct cifs_tcon { bool need_reopen_files:1; /* need to reopen tcon file handles */ bool use_resilient:1; /* use resilient instead of durable handles */ bool use_persistent:1; /* use persistent instead of durable handles */ + bool no_lease:1; /* Do not request leases on files or directories */ __le32 capabilities; __u32 share_flags; __u32 maximal_access; |
