[CIFS] minor cleanup to cifs_mount
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
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14fbf50d69
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d82c2df54e
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@ -1368,7 +1368,6 @@ cifs_find_tcp_session(struct sockaddr *addr)
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list_for_each(tmp, &cifs_tcp_ses_list) {
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server = list_entry(tmp, struct TCP_Server_Info,
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tcp_ses_list);
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/*
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* the demux thread can exit on its own while still in CifsNew
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* so don't accept any sockets in that state. Since the
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@ -1389,6 +1388,7 @@ cifs_find_tcp_session(struct sockaddr *addr)
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++server->srv_count;
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write_unlock(&cifs_tcp_ses_lock);
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cFYI(1, ("Existing tcp session with server found"));
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return server;
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}
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write_unlock(&cifs_tcp_ses_lock);
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@ -2076,9 +2076,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
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}
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srvTcp = cifs_find_tcp_session(&addr);
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if (srvTcp) {
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cFYI(1, ("Existing tcp session with server found"));
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} else { /* create socket */
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if (!srvTcp) { /* create socket */
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if (addr.sa_family == AF_INET6) {
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cFYI(1, ("attempting ipv6 connect"));
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/* BB should we allow ipv6 on port 139? */
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@ -2292,44 +2290,40 @@ mount_fail_check:
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cifs_put_smb_ses(pSesInfo);
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else
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cifs_put_tcp_session(srvTcp);
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} else {
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atomic_inc(&tcon->useCount);
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cifs_sb->tcon = tcon;
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tcon->ses = pSesInfo;
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/* do not care if following two calls succeed - informational */
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if (!tcon->ipc) {
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CIFSSMBQFSDeviceInfo(xid, tcon);
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CIFSSMBQFSAttributeInfo(xid, tcon);
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}
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/* tell server which Unix caps we support */
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if (tcon->ses->capabilities & CAP_UNIX)
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/* reset of caps checks mount to see if unix extensions
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disabled for just this mount */
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reset_cifs_unix_caps(xid, tcon, sb, &volume_info);
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else
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tcon->unix_ext = 0; /* server does not support them */
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/* convert forward to back slashes in prepath here if needed */
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if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS) == 0)
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convert_delimiter(cifs_sb->prepath,
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CIFS_DIR_SEP(cifs_sb));
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if ((tcon->unix_ext == 0) && (cifs_sb->rsize > (1024 * 127))) {
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cifs_sb->rsize = 1024 * 127;
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cFYI(DBG2,
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("no very large read support, rsize now 127K"));
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}
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if (!(tcon->ses->capabilities & CAP_LARGE_WRITE_X))
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cifs_sb->wsize = min(cifs_sb->wsize,
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(tcon->ses->server->maxBuf -
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MAX_CIFS_HDR_SIZE));
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if (!(tcon->ses->capabilities & CAP_LARGE_READ_X))
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cifs_sb->rsize = min(cifs_sb->rsize,
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(tcon->ses->server->maxBuf -
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MAX_CIFS_HDR_SIZE));
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goto out;
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}
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atomic_inc(&tcon->useCount);
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cifs_sb->tcon = tcon;
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tcon->ses = pSesInfo;
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/* do not care if following two calls succeed - informational */
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if (!tcon->ipc) {
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CIFSSMBQFSDeviceInfo(xid, tcon);
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CIFSSMBQFSAttributeInfo(xid, tcon);
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}
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/* tell server which Unix caps we support */
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if (tcon->ses->capabilities & CAP_UNIX)
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/* reset of caps checks mount to see if unix extensions
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disabled for just this mount */
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reset_cifs_unix_caps(xid, tcon, sb, &volume_info);
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else
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tcon->unix_ext = 0; /* server does not support them */
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/* convert forward to back slashes in prepath here if needed */
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if ((cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS) == 0)
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convert_delimiter(cifs_sb->prepath, CIFS_DIR_SEP(cifs_sb));
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if ((tcon->unix_ext == 0) && (cifs_sb->rsize > (1024 * 127))) {
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cifs_sb->rsize = 1024 * 127;
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cFYI(DBG2, ("no very large read support, rsize now 127K"));
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}
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if (!(tcon->ses->capabilities & CAP_LARGE_WRITE_X))
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cifs_sb->wsize = min(cifs_sb->wsize,
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(tcon->ses->server->maxBuf - MAX_CIFS_HDR_SIZE));
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if (!(tcon->ses->capabilities & CAP_LARGE_READ_X))
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cifs_sb->rsize = min(cifs_sb->rsize,
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(tcon->ses->server->maxBuf - MAX_CIFS_HDR_SIZE));
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/* volume_info.password is freed above when existing session found
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(in which case it is not needed anymore) but when new sesion is created
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