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CIFS: Move echo code to osp struct 

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
Pavel Shilovsky 2012-05-25 14:47:16 +04:00
parent c95b8eeda3
commit f6d7617862
3 changed files with 11 additions and 4 deletions
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4
fs/cifs/cifsglob.h
View File

@ -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 {

10
fs/cifs/connect.c
View File

@ -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);

1
fs/cifs/smb1ops.c
View File

@ -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 = {