aboutsummaryrefslogtreecommitdiff
path: root/fs/cifs/smb2ops.c
diff options
context:
space:
mode:
authorPavel Shilovsky <pshilovsky@samba.org>2012-09-18 16:20:34 -0700
committerSteve French <smfrench@gmail.com>2012-09-24 21:46:30 -0500
commit6fc05c25ca35e65ee1759dd803f23576a268f5ec (patch)
tree048a8fa4bf1e8c0b486d8b037f0b7eaaf0b4c755 /fs/cifs/smb2ops.c
parent76ec5e33846de386f44826f145cd725b92c23630 (diff)
CIFS: Add statfs support for SMB2
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2ops.c')
-rw-r--r--fs/cifs/smb2ops.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 8c72e0768d1..3a8c6825802 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -18,12 +18,14 @@
*/
#include <linux/pagemap.h>
+#include <linux/vfs.h>
#include "cifsglob.h"
#include "smb2pdu.h"
#include "smb2proto.h"
#include "cifsproto.h"
#include "cifs_debug.h"
#include "smb2status.h"
+#include "smb2glob.h"
static int
change_conf(struct TCP_Server_Info *server)
@@ -522,6 +524,25 @@ smb2_oplock_response(struct cifs_tcon *tcon, struct cifs_fid *fid,
cinode->clientCanCacheRead ? 1 : 0);
}
+static int
+smb2_queryfs(const unsigned int xid, struct cifs_tcon *tcon,
+ struct kstatfs *buf)
+{
+ int rc;
+ u64 persistent_fid, volatile_fid;
+ __le16 srch_path = 0; /* Null - open root of share */
+ u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
+
+ rc = SMB2_open(xid, tcon, &srch_path, &persistent_fid, &volatile_fid,
+ FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, &oplock, NULL);
+ if (rc)
+ return rc;
+ buf->f_type = SMB2_MAGIC_NUMBER;
+ rc = SMB2_QFS_info(xid, tcon, persistent_fid, volatile_fid, buf);
+ SMB2_close(xid, tcon, persistent_fid, volatile_fid);
+ return rc;
+}
+
struct smb_version_operations smb21_operations = {
.setup_request = smb2_setup_request,
.setup_async_request = smb2_setup_async_request,
@@ -578,6 +599,7 @@ struct smb_version_operations smb21_operations = {
.calc_smb_size = smb2_calc_size,
.is_status_pending = smb2_is_status_pending,
.oplock_response = smb2_oplock_response,
+ .queryfs = smb2_queryfs,
};
struct smb_version_values smb21_values = {