CIFS: Move oplock break to ops struct

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>

diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 3eb59ed..a95c56d 100644 (file)
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -178,6 +178,7 @@ struct cifs_readdata;
 struct cifs_writedata;
 struct cifs_io_parms;
 struct cifs_search_info;
+struct cifsInodeInfo;
 
 struct smb_version_operations {
        int (*send_cancel)(struct TCP_Server_Info *, void *,
@@ -330,6 +331,9 @@ struct smb_version_operations {
        unsigned int (*calc_smb_size)(void *);
        /* check for STATUS_PENDING and process it in a positive case */
        bool (*is_status_pending)(char *, struct TCP_Server_Info *, int);
+       /* send oplock break response */
+       int (*oplock_response)(struct cifs_tcon *, struct cifs_fid *,
+                              struct cifsInodeInfo *);
 };
 
 struct smb_version_values {

diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index fb6b441..2418618 100644 (file)
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -3404,6 +3404,7 @@ void cifs_oplock_break(struct work_struct *work)
                                                  oplock_break);
        struct inode *inode = cfile->dentry->d_inode;
        struct cifsInodeInfo *cinode = CIFS_I(inode);
+       struct cifs_tcon *tcon = tlink_tcon(cfile->tlink);
        int rc = 0;
 
        if (inode && S_ISREG(inode->i_mode)) {
@@ -3431,10 +3432,8 @@ void cifs_oplock_break(struct work_struct *work)
         * disconnected since oplock already released by the server
         */
        if (!cfile->oplock_break_cancelled) {
-               rc = CIFSSMBLock(0, tlink_tcon(cfile->tlink), cfile->fid.netfid,
-                                current->tgid, 0, 0, 0, 0,
-                                LOCKING_ANDX_OPLOCK_RELEASE, false,
-                                cinode->clientCanCacheRead ? 1 : 0);
+               rc = tcon->ses->server->ops->oplock_response(tcon, &cfile->fid,
+                                                            cinode);
                cFYI(1, "Oplock release rc = %d", rc);
        }
 }

diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
index 068d609..f55b2e3 100644 (file)
--- a/fs/cifs/smb1ops.c
+++ b/fs/cifs/smb1ops.c
@@ -863,6 +863,15 @@ cifs_close_dir(const unsigned int xid, struct cifs_tcon *tcon,
        return CIFSFindClose(xid, tcon, fid->netfid);
 }
 
+static int
+cifs_oplock_response(struct cifs_tcon *tcon, struct cifs_fid *fid,
+                    struct cifsInodeInfo *cinode)
+{
+       return CIFSSMBLock(0, tcon, fid->netfid, current->tgid, 0, 0, 0, 0,
+                          LOCKING_ANDX_OPLOCK_RELEASE, false,
+                          cinode->clientCanCacheRead ? 1 : 0);
+}
+
 struct smb_version_operations smb1_operations = {
        .send_cancel = send_nt_cancel,
        .compare_fids = cifs_compare_fids,
@@ -922,6 +931,7 @@ struct smb_version_operations smb1_operations = {
        .query_dir_next = cifs_query_dir_next,
        .close_dir = cifs_close_dir,
        .calc_smb_size = smbCalcSize,
+       .oplock_response = cifs_oplock_response,
 };
 
 struct smb_version_values smb1_values = {