diff options
| author |   Pavel Shilovsky <piastryyy@gmail.com> | 2011-06-08 15:51:07 +0400 |
|---|---|---|
| committer |   Pavel Shilovsky <pshilovsky@samba.org> | 2012-07-24 21:54:52 +0400 |
| commit | 093b2bdad3221e3fae3c26d89387e7297a157664 (patch) | |
| tree | 13f5d345c587b96e7890da13d0a8d1a4c6ab87c5 /fs/cifs/smb2ops.c | |
| parent | CIFS: Fix a wrong pointer in atomic_open (diff) | |
| download | linux-dev-093b2bdad3221e3fae3c26d89387e7297a157664.tar.xz linux-dev-093b2bdad3221e3fae3c26d89387e7297a157664.zip | |
CIFS: Make demultiplex_thread work with SMB2 code
Now we can process SMB2 messages: check message, get message id
and wakeup awaiting routines.
Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2ops.c')
| -rw-r--r-- | fs/cifs/smb2ops.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 67a05984cd41..c6f81541a635 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -107,6 +107,38 @@ smb2_get_next_mid(struct TCP_Server_Info *server) return mid; } +static struct mid_q_entry * +smb2_find_mid(struct TCP_Server_Info *server, char *buf) +{ + struct mid_q_entry *mid; + struct smb2_hdr *hdr = (struct smb2_hdr *)buf; + + spin_lock(&GlobalMid_Lock); + list_for_each_entry(mid, &server->pending_mid_q, qhead) { + if ((mid->mid == hdr->MessageId) && + (mid->mid_state == MID_REQUEST_SUBMITTED) && + (mid->command == hdr->Command)) { + spin_unlock(&GlobalMid_Lock); + return mid; + } + } + spin_unlock(&GlobalMid_Lock); + return NULL; +} + +static void +smb2_dump_detail(void *buf) +{ +#ifdef CONFIG_CIFS_DEBUG2 + struct smb2_hdr *smb = (struct smb2_hdr *)buf; + + cERROR(1, "Cmd: %d Err: 0x%x Flags: 0x%x Mid: %llu Pid: %d", + smb->Command, smb->Status, smb->Flags, smb->MessageId, + smb->ProcessId); + cERROR(1, "smb buf %p len %u", smb, smb2_calc_size(smb)); +#endif +} + struct smb_version_operations smb21_operations = { .setup_request = smb2_setup_request, .check_receive = smb2_check_receive, @@ -115,9 +147,14 @@ struct smb_version_operations smb21_operations = { .get_credits_field = smb2_get_credits_field, .get_credits = smb2_get_credits, .get_next_mid = smb2_get_next_mid, + .find_mid = smb2_find_mid, + .check_message = smb2_check_message, + .dump_detail = smb2_dump_detail, }; struct smb_version_values smb21_values = { .version_string = SMB21_VERSION_STRING, + .header_size = sizeof(struct smb2_hdr), + .max_header_size = MAX_SMB2_HDR_SIZE, .lock_cmd = SMB2_LOCK, }; |