NFS: Create a have_delegation rpc_op

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / fs / nfs / write.c

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index e6fe3d69d14cbe0a5b75fc2cc5905c875f4c0181..f163355b96186745039ca86ee0c9b7082e55a5aa 100644 (file)
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -80,6 +80,7 @@ struct nfs_write_header *nfs_writehdr_alloc(void)
                INIT_LIST_HEAD(&hdr->rpc_list);
                spin_lock_init(&hdr->lock);
                atomic_set(&hdr->refcnt, 0);
+               hdr->verf = &p->verf;
        }
        return p;
 }
@@ -409,7 +410,7 @@ static void nfs_inode_add_request(struct inode *inode, struct nfs_page *req)
        nfs_lock_request(req);
 
        spin_lock(&inode->i_lock);
-       if (!nfsi->npages && nfs_have_delegation(inode, FMODE_WRITE))
+       if (!nfsi->npages && NFS_PROTO(inode)->have_delegation(inode, FMODE_WRITE))
                inode->i_version++;
        set_bit(PG_MAPPED, &req->wb_flags);
        SetPagePrivate(req->wb_page);
@@ -619,6 +620,7 @@ static void nfs_write_completion(struct nfs_pgio_header *hdr)
                        goto next;
                }
                if (test_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags)) {
+                       memcpy(&req->wb_verf, &hdr->verf->verifier, sizeof(req->wb_verf));
                        nfs_mark_request_commit(req, hdr->lseg, &cinfo);
                        goto next;
                }
@@ -1255,15 +1257,14 @@ static void nfs_writeback_release_common(void *calldata)
        struct nfs_write_data   *data = calldata;
        struct nfs_pgio_header *hdr = data->header;
        int status = data->task.tk_status;
-       struct nfs_page *req = hdr->req;
 
        if ((status >= 0) && nfs_write_need_commit(data)) {
                spin_lock(&hdr->lock);
                if (test_bit(NFS_IOHDR_NEED_RESCHED, &hdr->flags))
                        ; /* Do nothing */
                else if (!test_and_set_bit(NFS_IOHDR_NEED_COMMIT, &hdr->flags))
-                       memcpy(&req->wb_verf, &data->verf, sizeof(req->wb_verf));
-               else if (memcmp(&req->wb_verf, &data->verf, sizeof(req->wb_verf)))
+                       memcpy(hdr->verf, &data->verf, sizeof(*hdr->verf));
+               else if (memcmp(hdr->verf, &data->verf, sizeof(*hdr->verf)))
                        set_bit(NFS_IOHDR_NEED_RESCHED, &hdr->flags);
                spin_unlock(&hdr->lock);
        }
@@ -1546,7 +1547,7 @@ static void nfs_commit_release_pages(struct nfs_commit_data *data)
 
                /* Okay, COMMIT succeeded, apparently. Check the verifier
                 * returned by the server against all stored verfs. */
-               if (!memcmp(req->wb_verf.verifier, data->verf.verifier, sizeof(data->verf.verifier))) {
+               if (!memcmp(&req->wb_verf, &data->verf.verifier, sizeof(req->wb_verf))) {
                        /* We have a match */
                        nfs_inode_remove_request(req);
                        dprintk(" OK\n");