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| author | Steve French <sfrench@us.ibm.com> | 2005-08-24 17:10:36 -0700 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2005-08-24 17:10:36 -0700 |
| commit | ff5dbd9ead0d82466cab8bdbdcbc9666707d328a (patch) | |
| tree | a0ba466993aa0470fa86d942a6de3bf88fa1d5e1 /fs | |
| parent | e2a98a7543696306346ba8302a8df6cedf20fdfc (diff) | |
| download | linux-ff5dbd9ead0d82466cab8bdbdcbc9666707d328a.tar.bz2 | |
[CIFS] Change notify support part 2
Signed-off-by: Asser Ferno <asser@diku.dk>
Signed-off-by: Steve French <sfrench@us.ibm.com> and lightly modified
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/cifsglob.h | 17 | ||||
| -rw-r--r-- | fs/cifs/cifspdu.h | 1 | ||||
| -rw-r--r-- | fs/cifs/cifssmb.c | 16 |
3 files changed, 34 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 9a3c85bdd77e..92fba7609e67 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -391,6 +391,20 @@ struct oplock_q_entry { __u16 netfid; }; +/* for pending dnotify requests */ +struct dir_notify_req { + struct list_head lhead; + __le16 Pid; + __le16 PidHigh; + __u16 Mid; + __u16 Tid; + __u16 Uid; + __u16 netfid; + __u32 filter; /* CompletionFilter (for multishot) */ + int multishot; + struct dentry * dentry; +}; + #define MID_FREE 0 #define MID_REQUEST_ALLOCATED 1 #define MID_REQUEST_SUBMITTED 2 @@ -459,6 +473,9 @@ GLOBAL_EXTERN rwlock_t GlobalSMBSeslock; /* protects list inserts on 3 above */ GLOBAL_EXTERN struct list_head GlobalOplock_Q; +GLOBAL_EXTERN struct list_head GlobalDnotifyReqList; /* Outstanding dir notify requests */ +GLOBAL_EXTERN struct list_head GlobalDnotifyRsp_Q; /* Dir notify response queue */ + /* * Global transaction id (XID) information */ diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h index 42c16cf32284..026c88f486a2 100644 --- a/fs/cifs/cifspdu.h +++ b/fs/cifs/cifspdu.h @@ -53,6 +53,7 @@ #define SMB_COM_NT_TRANSACT 0xA0 #define SMB_COM_NT_TRANSACT_SECONDARY 0xA1 #define SMB_COM_NT_CREATE_ANDX 0xA2 +#define SMB_COM_NT_CANCEL 0xA4 /* no response */ #define SMB_COM_NT_RENAME 0xA5 /* trivial response */ /* Transact2 subcommand codes */ diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 698cdcebca04..36d45b1dffc2 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -4015,6 +4015,22 @@ int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon, (struct smb_hdr *) pSMBr, &bytes_returned, -1); if (rc) { cFYI(1, ("Error in Notify = %d", rc)); + } else { + /* Add file to outstanding requests */ + dnotify_req = (struct dir_notify_req *) kmalloc( + sizeof(struct dir_notify_req), GFP_KERNEL); + dnotify_req->Pid = pSMB->hdr.Pid; + dnotify_req->PidHigh = pSMB->hdr.PidHigh; + dnotify_req->Mid = pSMB->hdr.Mid; + dnotify_req->Tid = pSMB->hdr.Tid; + dnotify_req->Uid = pSMB->hdr.Uid; + dnotify_req->netfid = netfid; + dnotify_req->dentry = dentry; + dnotify_req->filter = filter; + dnotify_req->multishot = multishot; + spin_lock(&GlobalMid_Lock); + list_add_tail(&dnotify_req->lhead, &GlobalDnotifyReqList); + spin_unlock(&GlobalMid_Lock); } cifs_buf_release(pSMB); return rc; |