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path: root/fs/cifs/smb2pdu.c
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Diffstat (limited to 'fs/cifs/smb2pdu.c')
-rw-r--r--fs/cifs/smb2pdu.c471
1 files changed, 300 insertions, 171 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 7829c590eeac..1b7ad0c09566 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -23,7 +23,6 @@
#include <linux/uuid.h>
#include <linux/pagemap.h>
#include <linux/xattr.h>
-#include "smb2pdu.h"
#include "cifsglob.h"
#include "cifsacl.h"
#include "cifsproto.h"
@@ -84,7 +83,7 @@ int smb3_encryption_required(const struct cifs_tcon *tcon)
}
static void
-smb2_hdr_assemble(struct smb2_sync_hdr *shdr, __le16 smb2_cmd,
+smb2_hdr_assemble(struct smb2_hdr *shdr, __le16 smb2_cmd,
const struct cifs_tcon *tcon,
struct TCP_Server_Info *server)
{
@@ -104,7 +103,7 @@ smb2_hdr_assemble(struct smb2_sync_hdr *shdr, __le16 smb2_cmd,
} else {
shdr->CreditRequest = cpu_to_le16(2);
}
- shdr->ProcessId = cpu_to_le32((__u16)current->tgid);
+ shdr->Id.SyncId.ProcessId = cpu_to_le32((__u16)current->tgid);
if (!tcon)
goto out;
@@ -115,10 +114,10 @@ smb2_hdr_assemble(struct smb2_sync_hdr *shdr, __le16 smb2_cmd,
shdr->CreditCharge = cpu_to_le16(1);
/* else CreditCharge MBZ */
- shdr->TreeId = tcon->tid;
+ shdr->Id.SyncId.TreeId = cpu_to_le32(tcon->tid);
/* Uid is not converted */
if (tcon->ses)
- shdr->SessionId = tcon->ses->Suid;
+ shdr->SessionId = cpu_to_le64(tcon->ses->Suid);
/*
* If we would set SMB2_FLAGS_DFS_OPERATIONS on open we also would have
@@ -143,7 +142,7 @@ static int
smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
struct TCP_Server_Info *server)
{
- int rc;
+ int rc = 0;
struct nls_table *nls_codepage;
struct cifs_ses *ses;
int retries;
@@ -156,10 +155,15 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
if (tcon == NULL)
return 0;
- if (smb2_command == SMB2_TREE_CONNECT)
+ /*
+ * Need to also skip SMB2_IOCTL because it is used for checking nested dfs links in
+ * cifs_tree_connect().
+ */
+ if (smb2_command == SMB2_TREE_CONNECT || smb2_command == SMB2_IOCTL)
return 0;
- if (tcon->tidStatus == CifsExiting) {
+ spin_lock(&cifs_tcp_ses_lock);
+ if (tcon->status == TID_EXITING) {
/*
* only tree disconnect, open, and write,
* (and ulogoff which does not have tcon)
@@ -168,11 +172,13 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
if ((smb2_command != SMB2_WRITE) &&
(smb2_command != SMB2_CREATE) &&
(smb2_command != SMB2_TREE_DISCONNECT)) {
+ spin_unlock(&cifs_tcp_ses_lock);
cifs_dbg(FYI, "can not send cmd %d while umounting\n",
smb2_command);
return -ENODEV;
}
}
+ spin_unlock(&cifs_tcp_ses_lock);
if ((!tcon->ses) || (tcon->ses->status == CifsExiting) ||
(!tcon->ses->server) || !server)
return -EIO;
@@ -211,8 +217,12 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
}
/* are we still trying to reconnect? */
- if (server->tcpStatus != CifsNeedReconnect)
+ spin_lock(&cifs_tcp_ses_lock);
+ if (server->tcpStatus != CifsNeedReconnect) {
+ spin_unlock(&cifs_tcp_ses_lock);
break;
+ }
+ spin_unlock(&cifs_tcp_ses_lock);
if (retries && --retries)
continue;
@@ -229,64 +239,74 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
retries = server->nr_targets;
}
- if (!tcon->ses->need_reconnect && !tcon->need_reconnect)
+ spin_lock(&ses->chan_lock);
+ if (!cifs_chan_needs_reconnect(ses, server) && !tcon->need_reconnect) {
+ spin_unlock(&ses->chan_lock);
return 0;
+ }
+ spin_unlock(&ses->chan_lock);
+ cifs_dbg(FYI, "sess reconnect mask: 0x%lx, tcon reconnect: %d",
+ tcon->ses->chans_need_reconnect,
+ tcon->need_reconnect);
nls_codepage = load_nls_default();
/*
- * need to prevent multiple threads trying to simultaneously reconnect
- * the same SMB session
- */
- mutex_lock(&tcon->ses->session_mutex);
-
- /*
* Recheck after acquire mutex. If another thread is negotiating
* and the server never sends an answer the socket will be closed
* and tcpStatus set to reconnect.
*/
+ spin_lock(&cifs_tcp_ses_lock);
if (server->tcpStatus == CifsNeedReconnect) {
+ spin_unlock(&cifs_tcp_ses_lock);
rc = -EHOSTDOWN;
- mutex_unlock(&tcon->ses->session_mutex);
goto out;
}
+ spin_unlock(&cifs_tcp_ses_lock);
/*
- * If we are reconnecting an extra channel, bind
+ * need to prevent multiple threads trying to simultaneously
+ * reconnect the same SMB session
*/
- if (server->is_channel) {
- ses->binding = true;
- ses->binding_chan = cifs_ses_find_chan(ses, server);
+ spin_lock(&ses->chan_lock);
+ if (!cifs_chan_needs_reconnect(ses, server)) {
+ spin_unlock(&ses->chan_lock);
+
+ /* this means that we only need to tree connect */
+ if (tcon->need_reconnect)
+ goto skip_sess_setup;
+
+ goto out;
}
+ spin_unlock(&ses->chan_lock);
- rc = cifs_negotiate_protocol(0, tcon->ses);
- if (!rc && tcon->ses->need_reconnect) {
- rc = cifs_setup_session(0, tcon->ses, nls_codepage);
+ mutex_lock(&ses->session_mutex);
+ rc = cifs_negotiate_protocol(0, ses, server);
+ if (!rc) {
+ rc = cifs_setup_session(0, ses, server, nls_codepage);
if ((rc == -EACCES) && !tcon->retry) {
+ mutex_unlock(&ses->session_mutex);
rc = -EHOSTDOWN;
- ses->binding = false;
- ses->binding_chan = NULL;
- mutex_unlock(&tcon->ses->session_mutex);
goto failed;
}
+ } else {
+ mutex_unlock(&ses->session_mutex);
+ goto out;
}
- /*
- * End of channel binding
- */
- ses->binding = false;
- ses->binding_chan = NULL;
+ mutex_unlock(&ses->session_mutex);
- if (rc || !tcon->need_reconnect) {
- mutex_unlock(&tcon->ses->session_mutex);
+skip_sess_setup:
+ mutex_lock(&ses->session_mutex);
+ if (!tcon->need_reconnect) {
+ mutex_unlock(&ses->session_mutex);
goto out;
}
-
cifs_mark_open_files_invalid(tcon);
if (tcon->use_persistent)
tcon->need_reopen_files = true;
rc = cifs_tree_connect(0, tcon, nls_codepage);
- mutex_unlock(&tcon->ses->session_mutex);
+ mutex_unlock(&ses->session_mutex);
cifs_dbg(FYI, "reconnect tcon rc = %d\n", rc);
if (rc) {
@@ -331,7 +351,7 @@ fill_small_buf(__le16 smb2_command, struct cifs_tcon *tcon,
void *buf,
unsigned int *total_len)
{
- struct smb2_sync_pdu *spdu = (struct smb2_sync_pdu *)buf;
+ struct smb2_pdu *spdu = (struct smb2_pdu *)buf;
/* lookup word count ie StructureSize from table */
__u16 parmsize = smb2_req_struct_sizes[le16_to_cpu(smb2_command)];
@@ -341,10 +361,10 @@ fill_small_buf(__le16 smb2_command, struct cifs_tcon *tcon,
*/
memset(buf, 0, 256);
- smb2_hdr_assemble(&spdu->sync_hdr, smb2_command, tcon, server);
+ smb2_hdr_assemble(&spdu->hdr, smb2_command, tcon, server);
spdu->StructureSize2 = cpu_to_le16(parmsize);
- *total_len = parmsize + sizeof(struct smb2_sync_hdr);
+ *total_len = parmsize + sizeof(struct smb2_hdr);
}
/*
@@ -367,7 +387,7 @@ static int __smb2_plain_req_init(__le16 smb2_command, struct cifs_tcon *tcon,
}
fill_small_buf(smb2_command, tcon, server,
- (struct smb2_sync_hdr *)(*request_buf),
+ (struct smb2_hdr *)(*request_buf),
total_len);
if (tcon != NULL) {
@@ -414,8 +434,8 @@ build_preauth_ctxt(struct smb2_preauth_neg_context *pneg_ctxt)
pneg_ctxt->ContextType = SMB2_PREAUTH_INTEGRITY_CAPABILITIES;
pneg_ctxt->DataLength = cpu_to_le16(38);
pneg_ctxt->HashAlgorithmCount = cpu_to_le16(1);
- pneg_ctxt->SaltLength = cpu_to_le16(SMB311_LINUX_CLIENT_SALT_SIZE);
- get_random_bytes(pneg_ctxt->Salt, SMB311_LINUX_CLIENT_SALT_SIZE);
+ pneg_ctxt->SaltLength = cpu_to_le16(SMB311_SALT_SIZE);
+ get_random_bytes(pneg_ctxt->Salt, SMB311_SALT_SIZE);
pneg_ctxt->HashAlgorithms = SMB2_PREAUTH_INTEGRITY_SHA512;
}
@@ -830,7 +850,9 @@ add_posix_context(struct kvec *iov, unsigned int *num_iovec, umode_t mode)
*/
int
-SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
+SMB2_negotiate(const unsigned int xid,
+ struct cifs_ses *ses,
+ struct TCP_Server_Info *server)
{
struct smb_rqst rqst;
struct smb2_negotiate_req *req;
@@ -839,7 +861,6 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
struct kvec rsp_iov;
int rc = 0;
int resp_buftype;
- struct TCP_Server_Info *server = cifs_ses_server(ses);
int blob_offset, blob_length;
char *security_blob;
int flags = CIFS_NEG_OP;
@@ -857,7 +878,7 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
if (rc)
return rc;
- req->sync_hdr.SessionId = 0;
+ req->hdr.SessionId = 0;
memset(server->preauth_sha_hash, 0, SMB2_PREAUTH_HASH_SIZE);
memset(ses->preauth_sha_hash, 0, SMB2_PREAUTH_HASH_SIZE);
@@ -1018,7 +1039,7 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
server->cipher_type = SMB2_ENCRYPTION_AES128_CCM;
security_blob = smb2_get_data_area_len(&blob_offset, &blob_length,
- (struct smb2_sync_hdr *)rsp);
+ (struct smb2_hdr *)rsp);
/*
* See MS-SMB2 section 2.2.4: if no blob, client picks default which
* for us will be
@@ -1218,6 +1239,7 @@ smb2_select_sectype(struct TCP_Server_Info *server, enum securityEnum requested)
struct SMB2_sess_data {
unsigned int xid;
struct cifs_ses *ses;
+ struct TCP_Server_Info *server;
struct nls_table *nls_cp;
void (*func)(struct SMB2_sess_data *);
int result;
@@ -1239,9 +1261,10 @@ SMB2_sess_alloc_buffer(struct SMB2_sess_data *sess_data)
{
int rc;
struct cifs_ses *ses = sess_data->ses;
+ struct TCP_Server_Info *server = sess_data->server;
struct smb2_sess_setup_req *req;
- struct TCP_Server_Info *server = cifs_ses_server(ses);
unsigned int total_len;
+ bool is_binding = false;
rc = smb2_plain_req_init(SMB2_SESSION_SETUP, NULL, server,
(void **) &req,
@@ -1249,24 +1272,31 @@ SMB2_sess_alloc_buffer(struct SMB2_sess_data *sess_data)
if (rc)
return rc;
- if (sess_data->ses->binding) {
- req->sync_hdr.SessionId = sess_data->ses->Suid;
- req->sync_hdr.Flags |= SMB2_FLAGS_SIGNED;
+ spin_lock(&ses->chan_lock);
+ is_binding = !CIFS_ALL_CHANS_NEED_RECONNECT(ses);
+ spin_unlock(&ses->chan_lock);
+
+ if (is_binding) {
+ req->hdr.SessionId = cpu_to_le64(ses->Suid);
+ req->hdr.Flags |= SMB2_FLAGS_SIGNED;
req->PreviousSessionId = 0;
req->Flags = SMB2_SESSION_REQ_FLAG_BINDING;
+ cifs_dbg(FYI, "Binding to sess id: %llx\n", ses->Suid);
} else {
/* First session, not a reauthenticate */
- req->sync_hdr.SessionId = 0;
+ req->hdr.SessionId = 0;
/*
* if reconnect, we need to send previous sess id
* otherwise it is 0
*/
- req->PreviousSessionId = sess_data->previous_session;
+ req->PreviousSessionId = cpu_to_le64(sess_data->previous_session);
req->Flags = 0; /* MBZ */
+ cifs_dbg(FYI, "Fresh session. Previous: %llx\n",
+ sess_data->previous_session);
}
/* enough to enable echos and oplocks and one max size write */
- req->sync_hdr.CreditRequest = cpu_to_le16(130);
+ req->hdr.CreditRequest = cpu_to_le16(130);
/* only one of SMB2 signing flags may be set in SMB2 request */
if (server->sign)
@@ -1322,7 +1352,7 @@ SMB2_sess_sendreceive(struct SMB2_sess_data *sess_data)
/* BB add code to build os and lm fields */
rc = cifs_send_recv(sess_data->xid, sess_data->ses,
- cifs_ses_server(sess_data->ses),
+ sess_data->server,
&rqst,
&sess_data->buf0_type,
CIFS_LOG_ERROR | CIFS_SESS_OP, &rsp_iov);
@@ -1337,11 +1367,11 @@ SMB2_sess_establish_session(struct SMB2_sess_data *sess_data)
{
int rc = 0;
struct cifs_ses *ses = sess_data->ses;
- struct TCP_Server_Info *server = cifs_ses_server(ses);
+ struct TCP_Server_Info *server = sess_data->server;
mutex_lock(&server->srv_mutex);
if (server->ops->generate_signingkey) {
- rc = server->ops->generate_signingkey(ses);
+ rc = server->ops->generate_signingkey(ses, server);
if (rc) {
cifs_dbg(FYI,
"SMB3 session key generation failed\n");
@@ -1356,14 +1386,6 @@ SMB2_sess_establish_session(struct SMB2_sess_data *sess_data)
mutex_unlock(&server->srv_mutex);
cifs_dbg(FYI, "SMB2/3 session established successfully\n");
- /* keep existing ses state if binding */
- if (!ses->binding) {
- spin_lock(&GlobalMid_Lock);
- ses->status = CifsGood;
- ses->need_reconnect = false;
- spin_unlock(&GlobalMid_Lock);
- }
-
return rc;
}
@@ -1373,15 +1395,17 @@ SMB2_auth_kerberos(struct SMB2_sess_data *sess_data)
{
int rc;
struct cifs_ses *ses = sess_data->ses;
+ struct TCP_Server_Info *server = sess_data->server;
struct cifs_spnego_msg *msg;
struct key *spnego_key = NULL;
struct smb2_sess_setup_rsp *rsp = NULL;
+ bool is_binding = false;
rc = SMB2_sess_alloc_buffer(sess_data);
if (rc)
goto out;
- spnego_key = cifs_get_spnego_key(ses);
+ spnego_key = cifs_get_spnego_key(ses, server);
if (IS_ERR(spnego_key)) {
rc = PTR_ERR(spnego_key);
if (rc == -ENOKEY)
@@ -1402,8 +1426,12 @@ SMB2_auth_kerberos(struct SMB2_sess_data *sess_data)
goto out_put_spnego_key;
}
+ spin_lock(&ses->chan_lock);
+ is_binding = !CIFS_ALL_CHANS_NEED_RECONNECT(ses);
+ spin_unlock(&ses->chan_lock);
+
/* keep session key if binding */
- if (!ses->binding) {
+ if (!is_binding) {
ses->auth_key.response = kmemdup(msg->data, msg->sesskey_len,
GFP_KERNEL);
if (!ses->auth_key.response) {
@@ -1424,8 +1452,8 @@ SMB2_auth_kerberos(struct SMB2_sess_data *sess_data)
rsp = (struct smb2_sess_setup_rsp *)sess_data->iov[0].iov_base;
/* keep session id and flags if binding */
- if (!ses->binding) {
- ses->Suid = rsp->sync_hdr.SessionId;
+ if (!is_binding) {
+ ses->Suid = le64_to_cpu(rsp->hdr.SessionId);
ses->session_flags = le16_to_cpu(rsp->SessionFlags);
}
@@ -1456,10 +1484,12 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data)
{
int rc;
struct cifs_ses *ses = sess_data->ses;
+ struct TCP_Server_Info *server = sess_data->server;
struct smb2_sess_setup_rsp *rsp = NULL;
- char *ntlmssp_blob = NULL;
+ unsigned char *ntlmssp_blob = NULL;
bool use_spnego = false; /* else use raw ntlmssp */
u16 blob_length = 0;
+ bool is_binding = false;
/*
* If memory allocation is successful, caller of this function
@@ -1476,22 +1506,17 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data)
if (rc)
goto out_err;
- ntlmssp_blob = kmalloc(sizeof(struct _NEGOTIATE_MESSAGE),
- GFP_KERNEL);
- if (ntlmssp_blob == NULL) {
- rc = -ENOMEM;
- goto out;
- }
+ rc = build_ntlmssp_smb3_negotiate_blob(&ntlmssp_blob,
+ &blob_length, ses, server,
+ sess_data->nls_cp);
+ if (rc)
+ goto out_err;
- build_ntlmssp_negotiate_blob(ntlmssp_blob, ses);
if (use_spnego) {
/* BB eventually need to add this */
cifs_dbg(VFS, "spnego not supported for SMB2 yet\n");
rc = -EOPNOTSUPP;
goto out;
- } else {
- blob_length = sizeof(struct _NEGOTIATE_MESSAGE);
- /* with raw NTLMSSP we don't encapsulate in SPNEGO */
}
sess_data->iov[1].iov_base = ntlmssp_blob;
sess_data->iov[1].iov_len = blob_length;
@@ -1501,7 +1526,7 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data)
/* If true, rc here is expected and not an error */
if (sess_data->buf0_type != CIFS_NO_BUFFER &&
- rsp->sync_hdr.Status == STATUS_MORE_PROCESSING_REQUIRED)
+ rsp->hdr.Status == STATUS_MORE_PROCESSING_REQUIRED)
rc = 0;
if (rc)
@@ -1521,9 +1546,13 @@ SMB2_sess_auth_rawntlmssp_negotiate(struct SMB2_sess_data *sess_data)
cifs_dbg(FYI, "rawntlmssp session setup challenge phase\n");
+ spin_lock(&ses->chan_lock);
+ is_binding = !CIFS_ALL_CHANS_NEED_RECONNECT(ses);
+ spin_unlock(&ses->chan_lock);
+
/* keep existing ses id and flags if binding */
- if (!ses->binding) {
- ses->Suid = rsp->sync_hdr.SessionId;
+ if (!is_binding) {
+ ses->Suid = le64_to_cpu(rsp->hdr.SessionId);
ses->session_flags = le16_to_cpu(rsp->SessionFlags);
}
@@ -1547,21 +1576,24 @@ SMB2_sess_auth_rawntlmssp_authenticate(struct SMB2_sess_data *sess_data)
{
int rc;
struct cifs_ses *ses = sess_data->ses;
+ struct TCP_Server_Info *server = sess_data->server;
struct smb2_sess_setup_req *req;
struct smb2_sess_setup_rsp *rsp = NULL;
unsigned char *ntlmssp_blob = NULL;
bool use_spnego = false; /* else use raw ntlmssp */
u16 blob_length = 0;
+ bool is_binding = false;
rc = SMB2_sess_alloc_buffer(sess_data);
if (rc)
goto out;
req = (struct smb2_sess_setup_req *) sess_data->iov[0].iov_base;
- req->sync_hdr.SessionId = ses->Suid;
+ req->hdr.SessionId = cpu_to_le64(ses->Suid);
- rc = build_ntlmssp_auth_blob(&ntlmssp_blob, &blob_length, ses,
- sess_data->nls_cp);
+ rc = build_ntlmssp_auth_blob(&ntlmssp_blob, &blob_length,
+ ses, server,
+ sess_data->nls_cp);
if (rc) {
cifs_dbg(FYI, "build_ntlmssp_auth_blob failed %d\n", rc);
goto out;
@@ -1582,9 +1614,13 @@ SMB2_sess_auth_rawntlmssp_authenticate(struct SMB2_sess_data *sess_data)
rsp = (struct smb2_sess_setup_rsp *)sess_data->iov[0].iov_base;
+ spin_lock(&ses->chan_lock);
+ is_binding = !CIFS_ALL_CHANS_NEED_RECONNECT(ses);
+ spin_unlock(&ses->chan_lock);
+
/* keep existing ses id and flags if binding */
- if (!ses->binding) {
- ses->Suid = rsp->sync_hdr.SessionId;
+ if (!is_binding) {
+ ses->Suid = le64_to_cpu(rsp->hdr.SessionId);
ses->session_flags = le16_to_cpu(rsp->SessionFlags);
}
@@ -1614,11 +1650,13 @@ out:
}
static int
-SMB2_select_sec(struct cifs_ses *ses, struct SMB2_sess_data *sess_data)
+SMB2_select_sec(struct SMB2_sess_data *sess_data)
{
int type;
+ struct cifs_ses *ses = sess_data->ses;
+ struct TCP_Server_Info *server = sess_data->server;
- type = smb2_select_sectype(cifs_ses_server(ses), ses->sectype);
+ type = smb2_select_sectype(server, ses->sectype);
cifs_dbg(FYI, "sess setup type %d\n", type);
if (type == Unspecified) {
cifs_dbg(VFS, "Unable to select appropriate authentication method!\n");
@@ -1642,10 +1680,10 @@ SMB2_select_sec(struct cifs_ses *ses, struct SMB2_sess_data *sess_data)
int
SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
+ struct TCP_Server_Info *server,
const struct nls_table *nls_cp)
{
int rc = 0;
- struct TCP_Server_Info *server = cifs_ses_server(ses);
struct SMB2_sess_data *sess_data;
cifs_dbg(FYI, "Session Setup\n");
@@ -1659,15 +1697,17 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
if (!sess_data)
return -ENOMEM;
- rc = SMB2_select_sec(ses, sess_data);
- if (rc)
- goto out;
sess_data->xid = xid;
sess_data->ses = ses;
+ sess_data->server = server;
sess_data->buf0_type = CIFS_NO_BUFFER;
sess_data->nls_cp = (struct nls_table *) nls_cp;
sess_data->previous_session = ses->Suid;
+ rc = SMB2_select_sec(sess_data);
+ if (rc)
+ goto out;
+
/*
* Initialize the session hash with the server one.
*/
@@ -1706,8 +1746,12 @@ SMB2_logoff(const unsigned int xid, struct cifs_ses *ses)
return -EIO;
/* no need to send SMB logoff if uid already closed due to reconnect */
- if (ses->need_reconnect)
+ spin_lock(&ses->chan_lock);
+ if (CIFS_ALL_CHANS_NEED_RECONNECT(ses)) {
+ spin_unlock(&ses->chan_lock);
goto smb2_session_already_dead;
+ }
+ spin_unlock(&ses->chan_lock);
rc = smb2_plain_req_init(SMB2_LOGOFF, NULL, ses->server,
(void **) &req, &total_len);
@@ -1715,12 +1759,12 @@ SMB2_logoff(const unsigned int xid, struct cifs_ses *ses)
return rc;
/* since no tcon, smb2_init can not do this, so do here */
- req->sync_hdr.SessionId = ses->Suid;
+ req->hdr.SessionId = cpu_to_le64(ses->Suid);
if (ses->session_flags & SMB2_SESSION_FLAG_ENCRYPT_DATA)
flags |= CIFS_TRANSFORM_REQ;
else if (server->sign)
- req->sync_hdr.Flags |= SMB2_FLAGS_SIGNED;
+ req->hdr.Flags |= SMB2_FLAGS_SIGNED;
flags |= CIFS_NO_RSP_BUF;
@@ -1828,21 +1872,21 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree,
!(ses->session_flags &
(SMB2_SESSION_FLAG_IS_GUEST|SMB2_SESSION_FLAG_IS_NULL)) &&
((ses->user_name != NULL) || (ses->sectype == Kerberos)))
- req->sync_hdr.Flags |= SMB2_FLAGS_SIGNED;
+ req->hdr.Flags |= SMB2_FLAGS_SIGNED;
memset(&rqst, 0, sizeof(struct smb_rqst));
rqst.rq_iov = iov;
rqst.rq_nvec = 2;
/* Need 64 for max size write so ask for more in case not there yet */
- req->sync_hdr.CreditRequest = cpu_to_le16(64);
+ req->hdr.CreditRequest = cpu_to_le16(64);
rc = cifs_send_recv(xid, ses, server,
&rqst, &resp_buftype, flags, &rsp_iov);
cifs_small_buf_release(req);
rsp = (struct smb2_tree_connect_rsp *)rsp_iov.iov_base;
trace_smb3_tcon(xid, tcon->tid, ses->Suid, tree, rc);
- if (rc != 0) {
+ if ((rc != 0) || (rsp == NULL)) {
cifs_stats_fail_inc(tcon, SMB2_TREE_CONNECT_HE);
tcon->need_reconnect = true;
goto tcon_error_exit;
@@ -1869,9 +1913,7 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree,
tcon->share_flags = le32_to_cpu(rsp->ShareFlags);
tcon->capabilities = rsp->Capabilities; /* we keep caps little endian */
tcon->maximal_access = le32_to_cpu(rsp->MaximalAccess);
- tcon->tidStatus = CifsGood;
- tcon->need_reconnect = false;
- tcon->tid = rsp->sync_hdr.TreeId;
+ tcon->tid = le32_to_cpu(rsp->hdr.Id.SyncId.TreeId);
strlcpy(tcon->treeName, tree, sizeof(tcon->treeName));
if ((rsp->Capabilities & SMB2_SHARE_CAP_DFS) &&
@@ -1892,9 +1934,8 @@ tcon_exit:
return rc;
tcon_error_exit:
- if (rsp && rsp->sync_hdr.Status == STATUS_BAD_NETWORK_NAME) {
+ if (rsp && rsp->hdr.Status == STATUS_BAD_NETWORK_NAME)
cifs_tcon_dbg(VFS, "BAD_NETWORK_NAME: %s\n", tree);
- }
goto tcon_exit;
}
@@ -1916,8 +1957,13 @@ SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon)
if (!ses || !(ses->server))
return -EIO;
- if ((tcon->need_reconnect) || (tcon->ses->need_reconnect))
+ spin_lock(&ses->chan_lock);
+ if ((tcon->need_reconnect) ||
+ (CIFS_ALL_CHANS_NEED_RECONNECT(tcon->ses))) {
+ spin_unlock(&ses->chan_lock);
return 0;
+ }
+ spin_unlock(&ses->chan_lock);
close_cached_dir_lease(&tcon->crfid);
@@ -2530,8 +2576,13 @@ alloc_path_with_tree_prefix(__le16 **out_path, int *out_size, int *out_len,
cp = load_nls_default();
cifs_strtoUTF16(*out_path, treename, treename_len, cp);
- UniStrcat(*out_path, sep);
- UniStrcat(*out_path, path);
+
+ /* Do not append the separator if the path is empty */
+ if (path[0] != cpu_to_le16(0x0000)) {
+ UniStrcat(*out_path, sep);
+ UniStrcat(*out_path, path);
+ }
+
unload_nls(cp);
return 0;
@@ -2608,7 +2659,7 @@ int smb311_posix_mkdir(const unsigned int xid, struct inode *inode,
if (tcon->share_flags & SHI1005_FLAGS_DFS) {
int name_len;
- req->sync_hdr.Flags |= SMB2_FLAGS_DFS_OPERATIONS;
+ req->hdr.Flags |= SMB2_FLAGS_DFS_OPERATIONS;
rc = alloc_path_with_tree_prefix(&copy_path, &copy_size,
&name_len,
tcon->treeName, utf16_path);
@@ -2671,10 +2722,20 @@ int smb311_posix_mkdir(const unsigned int xid, struct inode *inode,
goto err_free_rsp_buf;
}
+ /*
+ * Although unlikely to be possible for rsp to be null and rc not set,
+ * adding check below is slightly safer long term (and quiets Coverity
+ * warning)
+ */
rsp = (struct smb2_create_rsp *)rsp_iov.iov_base;
- trace_smb3_posix_mkdir_done(xid, rsp->PersistentFileId, tcon->tid,
- ses->Suid, CREATE_NOT_FILE,
- FILE_WRITE_ATTRIBUTES);
+ if (rsp == NULL) {
+ rc = -EIO;
+ kfree(pc_buf);
+ goto err_free_req;
+ }
+
+ trace_smb3_posix_mkdir_done(xid, rsp->PersistentFileId, tcon->tid, ses->Suid,
+ CREATE_NOT_FILE, FILE_WRITE_ATTRIBUTES);
SMB2_close(xid, tcon, rsp->PersistentFileId, rsp->VolatileFileId);
@@ -2740,7 +2801,7 @@ SMB2_open_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server,
if (tcon->share_flags & SHI1005_FLAGS_DFS) {
int name_len;
- req->sync_hdr.Flags |= SMB2_FLAGS_DFS_OPERATIONS;
+ req->hdr.Flags |= SMB2_FLAGS_DFS_OPERATIONS;
rc = alloc_path_with_tree_prefix(&copy_path, &copy_size,
&name_len,
tcon->treeName, path);
@@ -2942,17 +3003,18 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path,
tcon->need_reconnect = true;
}
goto creat_exit;
- } else
- trace_smb3_open_done(xid, rsp->PersistentFileId, tcon->tid,
- ses->Suid, oparms->create_options,
- oparms->desired_access);
+ } else if (rsp == NULL) /* unlikely to happen, but safer to check */
+ goto creat_exit;
+ else
+ trace_smb3_open_done(xid, rsp->PersistentFileId, tcon->tid, ses->Suid,
+ oparms->create_options, oparms->desired_access);
atomic_inc(&tcon->num_remote_opens);
oparms->fid->persistent_fid = rsp->PersistentFileId;
oparms->fid->volatile_fid = rsp->VolatileFileId;
oparms->fid->access = oparms->desired_access;
#ifdef CONFIG_CIFS_DEBUG2
- oparms->fid->mid = le64_to_cpu(rsp->sync_hdr.MessageId);
+ oparms->fid->mid = le64_to_cpu(rsp->hdr.MessageId);
#endif /* CIFS_DEBUG2 */
if (buf) {
@@ -3052,7 +3114,7 @@ SMB2_ioctl_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server,
* response size smaller.
*/
req->MaxOutputResponse = cpu_to_le32(max_response_size);
- req->sync_hdr.CreditCharge =
+ req->hdr.CreditCharge =
cpu_to_le16(DIV_ROUND_UP(max(indatalen, max_response_size),
SMB2_MAX_BUFFER_SIZE));
if (is_fsctl)
@@ -3062,7 +3124,7 @@ SMB2_ioctl_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server,
/* validate negotiate request must be signed - see MS-SMB2 3.2.5.5 */
if (opcode == FSCTL_VALIDATE_NEGOTIATE_INFO)
- req->sync_hdr.Flags |= SMB2_FLAGS_SIGNED;
+ req->hdr.Flags |= SMB2_FLAGS_SIGNED;
return 0;
}
@@ -3162,6 +3224,16 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
if ((plen == NULL) || (out_data == NULL))
goto ioctl_exit;
+ /*
+ * Although unlikely to be possible for rsp to be null and rc not set,
+ * adding check below is slightly safer long term (and quiets Coverity
+ * warning)
+ */
+ if (rsp == NULL) {
+ rc = -EIO;
+ goto ioctl_exit;
+ }
+
*plen = le32_to_cpu(rsp->OutputCount);
/* We check for obvious errors in the output buffer length and offset */
@@ -3687,7 +3759,7 @@ smb2_echo_callback(struct mid_q_entry *mid)
if (mid->mid_state == MID_RESPONSE_RECEIVED
|| mid->mid_state == MID_RESPONSE_MALFORMED) {
- credits.value = le16_to_cpu(rsp->sync_hdr.CreditRequest);
+ credits.value = le16_to_cpu(rsp->hdr.CreditRequest);
credits.instance = server->reconnect_instance;
}
@@ -3699,27 +3771,35 @@ void smb2_reconnect_server(struct work_struct *work)
{
struct TCP_Server_Info *server = container_of(work,
struct TCP_Server_Info, reconnect.work);
- struct cifs_ses *ses;
+ struct TCP_Server_Info *pserver;
+ struct cifs_ses *ses, *ses2;
struct cifs_tcon *tcon, *tcon2;
- struct list_head tmp_list;
- int tcon_exist = false;
+ struct list_head tmp_list, tmp_ses_list;
+ bool tcon_exist = false, ses_exist = false;
+ bool tcon_selected = false;
int rc;
- int resched = false;
+ bool resched = false;
+ /* If server is a channel, select the primary channel */
+ pserver = CIFS_SERVER_IS_CHAN(server) ? server->primary_server : server;
/* Prevent simultaneous reconnects that can corrupt tcon->rlist list */
- mutex_lock(&server->reconnect_mutex);
+ mutex_lock(&pserver->reconnect_mutex);
INIT_LIST_HEAD(&tmp_list);
- cifs_dbg(FYI, "Need negotiate, reconnecting tcons\n");
+ INIT_LIST_HEAD(&tmp_ses_list);
+ cifs_dbg(FYI, "Reconnecting tcons and channels\n");
spin_lock(&cifs_tcp_ses_lock);
- list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) {
+ list_for_each_entry(ses, &pserver->smb_ses_list, smb_ses_list) {
+
+ tcon_selected = false;
+
list_for_each_entry(tcon, &ses->tcon_list, tcon_list) {
if (tcon->need_reconnect || tcon->need_reopen_files) {
tcon->tc_count++;
list_add_tail(&tcon->rlist, &tmp_list);
- tcon_exist = true;
+ tcon_selected = tcon_exist = true;
}
}
/*
@@ -3728,15 +3808,27 @@ void smb2_reconnect_server(struct work_struct *work)
*/
if (ses->tcon_ipc && ses->tcon_ipc->need_reconnect) {
list_add_tail(&ses->tcon_ipc->rlist, &tmp_list);
- tcon_exist = true;
+ tcon_selected = tcon_exist = true;
+ ses->ses_count++;
+ }
+ /*
+ * handle the case where channel needs to reconnect
+ * binding session, but tcon is healthy (some other channel
+ * is active)
+ */
+ spin_lock(&ses->chan_lock);
+ if (!tcon_selected && cifs_chan_needs_reconnect(ses, server)) {
+ list_add_tail(&ses->rlist, &tmp_ses_list);
+ ses_exist = true;
ses->ses_count++;
}
+ spin_unlock(&ses->chan_lock);
}
/*
* Get the reference to server struct to be sure that the last call of
* cifs_put_tcon() in the loop below won't release the server pointer.
*/
- if (tcon_exist)
+ if (tcon_exist || ses_exist)
server->srv_count++;
spin_unlock(&cifs_tcp_ses_lock);
@@ -3754,13 +3846,43 @@ void smb2_reconnect_server(struct work_struct *work)
cifs_put_tcon(tcon);
}
- cifs_dbg(FYI, "Reconnecting tcons finished\n");
+ if (!ses_exist)
+ goto done;
+
+ /* allocate a dummy tcon struct used for reconnect */
+ tcon = kzalloc(sizeof(struct cifs_tcon), GFP_KERNEL);
+ if (!tcon) {
+ resched = true;
+ list_for_each_entry_safe(ses, ses2, &tmp_ses_list, rlist) {
+ list_del_init(&ses->rlist);
+ cifs_put_smb_ses(ses);
+ }
+ goto done;
+ }
+
+ tcon->status = TID_GOOD;
+ tcon->retry = false;
+ tcon->need_reconnect = false;
+
+ /* now reconnect sessions for necessary channels */
+ list_for_each_entry_safe(ses, ses2, &tmp_ses_list, rlist) {
+ tcon->ses = ses;
+ rc = smb2_reconnect(SMB2_INTERNAL_CMD, tcon, server);
+ if (rc)
+ resched = true;
+ list_del_init(&ses->rlist);
+ cifs_put_smb_ses(ses);
+ }
+ kfree(tcon);
+
+done:
+ cifs_dbg(FYI, "Reconnecting tcons and channels finished\n");
if (resched)
queue_delayed_work(cifsiod_wq, &server->reconnect, 2 * HZ);
- mutex_unlock(&server->reconnect_mutex);
+ mutex_unlock(&pserver->reconnect_mutex);
/* now we can safely release srv struct */
- if (tcon_exist)
+ if (tcon_exist || ses_exist)
cifs_put_tcp_session(server, 1);
}
@@ -3774,20 +3896,23 @@ SMB2_echo(struct TCP_Server_Info *server)
.rq_nvec = 1 };
unsigned int total_len;
- cifs_dbg(FYI, "In echo request\n");
+ cifs_dbg(FYI, "In echo request for conn_id %lld\n", server->conn_id);
+ spin_lock(&cifs_tcp_ses_lock);
if (server->tcpStatus == CifsNeedNegotiate) {
+ spin_unlock(&cifs_tcp_ses_lock);
/* No need to send echo on newly established connections */
mod_delayed_work(cifsiod_wq, &server->reconnect, 0);
return rc;
}
+ spin_unlock(&cifs_tcp_ses_lock);
rc = smb2_plain_req_init(SMB2_ECHO, NULL, server,
(void **)&req, &total_len);
if (rc)
return rc;
- req->sync_hdr.CreditRequest = cpu_to_le16(1);
+ req->hdr.CreditRequest = cpu_to_le16(1);
iov[0].iov_len = total_len;
iov[0].iov_base = (char *)req;
@@ -3890,8 +4015,8 @@ smb2_new_read_req(void **buf, unsigned int *total_len,
unsigned int remaining_bytes, int request_type)
{
int rc = -EACCES;
- struct smb2_read_plain_req *req = NULL;
- struct smb2_sync_hdr *shdr;
+ struct smb2_read_req *req = NULL;
+ struct smb2_hdr *shdr;
struct TCP_Server_Info *server = io_parms->server;
rc = smb2_plain_req_init(SMB2_READ, io_parms->tcon, server,
@@ -3902,8 +4027,8 @@ smb2_new_read_req(void **buf, unsigned int *total_len,
if (server == NULL)
return -ECONNABORTED;
- shdr = &req->sync_hdr;
- shdr->ProcessId = cpu_to_le32(io_parms->pid);
+ shdr = &req->hdr;
+ shdr->Id.SyncId.ProcessId = cpu_to_le32(io_parms->pid);
req->PersistentFileId = io_parms->persistent_fid;
req->VolatileFileId = io_parms->volatile_fid;
@@ -3940,7 +4065,7 @@ smb2_new_read_req(void **buf, unsigned int *total_len,
if (need_invalidate)
req->Channel = SMB2_CHANNEL_RDMA_V1;
req->ReadChannelInfoOffset =
- cpu_to_le16(offsetof(struct smb2_read_plain_req, Buffer));
+ cpu_to_le16(offsetof(struct smb2_read_req, Buffer));
req->ReadChannelInfoLength =
cpu_to_le16(sizeof(struct smbd_buffer_descriptor_v1));
v1 = (struct smbd_buffer_descriptor_v1 *) &req->Buffer[0];
@@ -3964,10 +4089,10 @@ smb2_new_read_req(void **buf, unsigned int *total_len,
* Related requests use info from previous read request
* in chain.
*/
- shdr->SessionId = 0xFFFFFFFFFFFFFFFF;
- shdr->TreeId = 0xFFFFFFFF;
- req->PersistentFileId = 0xFFFFFFFFFFFFFFFF;
- req->VolatileFileId = 0xFFFFFFFFFFFFFFFF;
+ shdr->SessionId = cpu_to_le64(0xFFFFFFFFFFFFFFFF);
+ shdr->Id.SyncId.TreeId = cpu_to_le32(0xFFFFFFFF);
+ req->PersistentFileId = (u64)-1;
+ req->VolatileFileId = (u64)-1;
}
}
if (remaining_bytes > io_parms->length)
@@ -3985,8 +4110,8 @@ smb2_readv_callback(struct mid_q_entry *mid)
struct cifs_readdata *rdata = mid->callback_data;
struct cifs_tcon *tcon = tlink_tcon(rdata->cfile->tlink);
struct TCP_Server_Info *server = rdata->server;
- struct smb2_sync_hdr *shdr =
- (struct smb2_sync_hdr *)rdata->iov[0].iov_base;
+ struct smb2_hdr *shdr =
+ (struct smb2_hdr *)rdata->iov[0].iov_base;
struct cifs_credits credits = { .value = 0, .instance = 0 };
struct smb_rqst rqst = { .rq_iov = &rdata->iov[1],
.rq_nvec = 1,
@@ -4072,7 +4197,7 @@ smb2_async_readv(struct cifs_readdata *rdata)
{
int rc, flags = 0;
char *buf;
- struct smb2_sync_hdr *shdr;
+ struct smb2_hdr *shdr;
struct cifs_io_parms io_parms;
struct smb_rqst rqst = { .rq_iov = rdata->iov,
.rq_nvec = 1 };
@@ -4105,7 +4230,7 @@ smb2_async_readv(struct cifs_readdata *rdata)
rdata->iov[0].iov_base = buf;
rdata->iov[0].iov_len = total_len;
- shdr = (struct smb2_sync_hdr *)buf;
+ shdr = (struct smb2_hdr *)buf;
if (rdata->credits.value > 0) {
shdr->CreditCharge = cpu_to_le16(DIV_ROUND_UP(rdata->bytes,
@@ -4144,7 +4269,7 @@ SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
{
struct smb_rqst rqst;
int resp_buftype, rc;
- struct smb2_read_plain_req *req = NULL;
+ struct smb2_read_req *req = NULL;
struct smb2_read_rsp *rsp = NULL;
struct kvec iov[1];
struct kvec rsp_iov;
@@ -4178,19 +4303,20 @@ SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
if (rc != -ENODATA) {
cifs_stats_fail_inc(io_parms->tcon, SMB2_READ_HE);
cifs_dbg(VFS, "Send error in read = %d\n", rc);
- trace_smb3_read_err(xid, req->PersistentFileId,
+ trace_smb3_read_err(xid,
+ req->PersistentFileId,
io_parms->tcon->tid, ses->Suid,
io_parms->offset, io_parms->length,
rc);
} else
- trace_smb3_read_done(xid, req->PersistentFileId,
- io_parms->tcon->tid, ses->Suid,
- io_parms->offset, 0);
+ trace_smb3_read_done(xid, req->PersistentFileId, io_parms->tcon->tid,
+ ses->Suid, io_parms->offset, 0);
free_rsp_buf(resp_buftype, rsp_iov.iov_base);
cifs_small_buf_release(req);
return rc == -ENODATA ? 0 : rc;
} else
- trace_smb3_read_done(xid, req->PersistentFileId,
+ trace_smb3_read_done(xid,
+ req->PersistentFileId,
io_parms->tcon->tid, ses->Suid,
io_parms->offset, io_parms->length);
@@ -4238,7 +4364,7 @@ smb2_writev_callback(struct mid_q_entry *mid)
switch (mid->mid_state) {
case MID_RESPONSE_RECEIVED:
- credits.value = le16_to_cpu(rsp->sync_hdr.CreditRequest);
+ credits.value = le16_to_cpu(rsp->hdr.CreditRequest);
credits.instance = server->reconnect_instance;
wdata->result = smb2_check_receive(mid, server, 0);
if (wdata->result != 0)
@@ -4264,7 +4390,7 @@ smb2_writev_callback(struct mid_q_entry *mid)
wdata->result = -EAGAIN;
break;
case MID_RESPONSE_MALFORMED:
- credits.value = le16_to_cpu(rsp->sync_hdr.CreditRequest);
+ credits.value = le16_to_cpu(rsp->hdr.CreditRequest);
credits.instance = server->reconnect_instance;
fallthrough;
default:
@@ -4311,7 +4437,7 @@ smb2_async_writev(struct cifs_writedata *wdata,
{
int rc = -EACCES, flags = 0;
struct smb2_write_req *req = NULL;
- struct smb2_sync_hdr *shdr;
+ struct smb2_hdr *shdr;
struct cifs_tcon *tcon = tlink_tcon(wdata->cfile->tlink);
struct TCP_Server_Info *server = wdata->server;
struct kvec iov[1];
@@ -4329,8 +4455,8 @@ smb2_async_writev(struct cifs_writedata *wdata,
if (smb3_encryption_required(tcon))
flags |= CIFS_TRANSFORM_REQ;
- shdr = (struct smb2_sync_hdr *)req;
- shdr->ProcessId = cpu_to_le32(wdata->cfile->pid);
+ shdr = (struct smb2_hdr *)req;
+ shdr->Id.SyncId.ProcessId = cpu_to_le32(wdata->cfile->pid);
req->PersistentFileId = wdata->cfile->fid.persistent_fid;
req->VolatileFileId = wdata->cfile->fid.volatile_fid;
@@ -4430,7 +4556,8 @@ smb2_async_writev(struct cifs_writedata *wdata,
wdata, flags, &wdata->credits);
if (rc) {
- trace_smb3_write_err(0 /* no xid */, req->PersistentFileId,
+ trace_smb3_write_err(0 /* no xid */,
+ req->PersistentFileId,
tcon->tid, tcon->ses->Suid, wdata->offset,
wdata->bytes, rc);
kref_put(&wdata->refcount, release);
@@ -4481,7 +4608,7 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
if (smb3_encryption_required(io_parms->tcon))
flags |= CIFS_TRANSFORM_REQ;
- req->sync_hdr.ProcessId = cpu_to_le32(io_parms->pid);
+ req->hdr.Id.SyncId.ProcessId = cpu_to_le32(io_parms->pid);
req->PersistentFileId = io_parms->persistent_fid;
req->VolatileFileId = io_parms->volatile_fid;
@@ -4512,7 +4639,8 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
rsp = (struct smb2_write_rsp *)rsp_iov.iov_base;
if (rc) {
- trace_smb3_write_err(xid, req->PersistentFileId,
+ trace_smb3_write_err(xid,
+ req->PersistentFileId,
io_parms->tcon->tid,
io_parms->tcon->ses->Suid,
io_parms->offset, io_parms->length, rc);
@@ -4520,10 +4648,11 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
cifs_dbg(VFS, "Send error in write = %d\n", rc);
} else {
*nbytes = le32_to_cpu(rsp->DataLength);
- trace_smb3_write_done(xid, req->PersistentFileId,
- io_parms->tcon->tid,
- io_parms->tcon->ses->Suid,
- io_parms->offset, *nbytes);
+ trace_smb3_write_done(xid,
+ req->PersistentFileId,
+ io_parms->tcon->tid,
+ io_parms->tcon->ses->Suid,
+ io_parms->offset, *nbytes);
}
cifs_small_buf_release(req);
@@ -4866,7 +4995,7 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
if (rc) {
if (rc == -ENODATA &&
- rsp->sync_hdr.Status == STATUS_NO_MORE_FILES) {
+ rsp->hdr.Status == STATUS_NO_MORE_FILES) {
trace_smb3_query_dir_done(xid, persistent_fid,
tcon->tid, tcon->ses->Suid, index, 0);
srch_inf->endOfSearch = true;
@@ -4914,7 +5043,7 @@ SMB2_set_info_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server,
if (rc)
return rc;
- req->sync_hdr.ProcessId = cpu_to_le32(pid);
+ req->hdr.Id.SyncId.ProcessId = cpu_to_le32(pid);
req->InfoType = info_type;
req->FileInfoClass = info_class;
req->PersistentFileId = persistent_fid;
@@ -5074,7 +5203,7 @@ SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
req->VolatileFid = volatile_fid;
req->PersistentFid = persistent_fid;
req->OplockLevel = oplock_level;
- req->sync_hdr.CreditRequest = cpu_to_le16(1);
+ req->hdr.CreditRequest = cpu_to_le16(1);
flags |= CIFS_NO_RSP_BUF;
@@ -5376,7 +5505,7 @@ smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
if (smb3_encryption_required(tcon))
flags |= CIFS_TRANSFORM_REQ;
- req->sync_hdr.ProcessId = cpu_to_le32(pid);
+ req->hdr.Id.SyncId.ProcessId = cpu_to_le32(pid);
req->LockCount = cpu_to_le16(num_lock);
req->PersistentFileId = persist_fid;
@@ -5452,7 +5581,7 @@ SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
if (smb3_encryption_required(tcon))
flags |= CIFS_TRANSFORM_REQ;
- req->sync_hdr.CreditRequest = cpu_to_le16(1);
+ req->hdr.CreditRequest = cpu_to_le16(1);
req->StructureSize = cpu_to_le16(36);
total_len += 12;
generated by cgit (git 2.34.1) at 2024-06-27 21:24:02 +0000