diff options
| author | Steve French <stfrench@microsoft.com> | 2019-03-12 09:29:03 +0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2019-03-15 03:32:35 +0300 |
| commit | ab7b10cf4fd14496292c62099f3a0a1c1ef90c0e (patch) | |
| tree | 5dc8d477ee12ca90221818e547e302dcf66d96df | |
| parent | 257b78099be015762b1b19b3e4c58f90a9913fb7 (diff) | |
| download | linux-ab7b10cf4fd14496292c62099f3a0a1c1ef90c0e.tar.xz | |
smb3: display volume serial number for shares in /proc/fs/cifs/DebugData
It can be helpful for debugging. According to MS-FSCC:
"A 32-bit unsigned integer that contains the serial number of the
volume. The serial number is an opaque value generated by the file
system at format time"
Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Pavel Shilovsky <pshilov@microsoft.com>
| -rw-r--r-- | fs/cifs/cifs_debug.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index faeb1452cc2d..13c1288b04a7 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -115,6 +115,9 @@ static void cifs_debug_tcon(struct seq_file *m, struct cifs_tcon *tcon) seq_puts(m, " type: CDROM "); else seq_printf(m, " type: %d ", dev_type); + + seq_printf(m, "Serial Number: 0x%x", tcon->vol_serial_number); + if ((tcon->seal) || (tcon->ses->session_flags & SMB2_SESSION_FLAG_ENCRYPT_DATA) || (tcon->share_flags & SHI1005_FLAGS_ENCRYPT_DATA)) |