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authorPavel Shilovsky <pshilovsky@samba.org>2012-05-25 14:47:16 +0400
committerPavel Shilovsky <pshilovsky@samba.org>2012-07-24 21:55:15 +0400
commitf6d7617862e106affc59c6933099e45629af5c4e (patch)
treee2e6ff0197e1adddb99079580db191955610cf54 /fs
parentCIFS: Add SMB2 support for async requests (diff)
downloadlinux-dev-f6d7617862e106affc59c6933099e45629af5c4e.tar.xz
linux-dev-f6d7617862e106affc59c6933099e45629af5c4e.zip
CIFS: Move echo code to osp struct
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/cifsglob.h4
-rw-r--r--fs/cifs/connect.c10
-rw-r--r--fs/cifs/smb1ops.c1
3 files changed, 11 insertions, 4 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 5e4d1c56767d..0c53a8339253 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -234,6 +234,10 @@ struct smb_version_operations {
/* build a full path to the root of the mount */
char * (*build_path_to_root)(struct smb_vol *, struct cifs_sb_info *,
struct cifs_tcon *);
+ /* check if we can send an echo or nor */
+ bool (*can_echo)(struct TCP_Server_Info *);
+ /* send echo request */
+ int (*echo)(struct TCP_Server_Info *);
};
struct smb_version_values {
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 7b4bc1e0b08e..a83ed766aa94 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -406,15 +406,17 @@ cifs_echo_request(struct work_struct *work)
struct TCP_Server_Info, echo.work);
/*
- * We cannot send an echo until the NEGOTIATE_PROTOCOL request is
- * done, which is indicated by maxBuf != 0. Also, no need to ping if
- * we got a response recently
+ * We cannot send an echo if it is disabled or until the
+ * NEGOTIATE_PROTOCOL request is done, which is indicated by
+ * server->ops->need_neg() == true. Also, no need to ping if
+ * we got a response recently.
*/
if (!server->ops->need_neg || server->ops->need_neg(server) ||
+ (server->ops->can_echo && !server->ops->can_echo(server)) ||
time_before(jiffies, server->lstrp + SMB_ECHO_INTERVAL - HZ))
goto requeue_echo;
- rc = CIFSSMBEcho(server);
+ rc = server->ops->echo ? server->ops->echo(server) : -ENOSYS;
if (rc)
cFYI(1, "Unable to send echo request to server: %s",
server->hostname);
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
index 7bd4973591de..c9326b4ec6cd 100644
--- a/fs/cifs/smb1ops.c
+++ b/fs/cifs/smb1ops.c
@@ -551,6 +551,7 @@ struct smb_version_operations smb1_operations = {
.query_path_info = cifs_query_path_info,
.get_srv_inum = cifs_get_srv_inum,
.build_path_to_root = cifs_build_path_to_root,
+ .echo = CIFSSMBEcho,
};
struct smb_version_values smb1_values = {