Merge remote-tracking branches 'asoc/fix/blackfin', 'asoc/fix/da9055', 'asoc/fix...

[firefly-linux-kernel-4.4.55.git] / fs / cifs / file.c

diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index a7eda8ebfacc8ca90210358b5e2300c7530e0223..755584684f6c51d0f9dc8444541017eca2d0b294 100644 (file)
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -2043,7 +2043,8 @@ retry:
                        }
                        wdata->pid = wdata->cfile->pid;
                        server = tlink_tcon(wdata->cfile->tlink)->ses->server;
-                       rc = server->ops->async_writev(wdata);
+                       rc = server->ops->async_writev(wdata,
+                                                       cifs_writedata_release);
                } while (wbc->sync_mode == WB_SYNC_ALL && rc == -EAGAIN);
 
                for (i = 0; i < nr_pages; ++i)
@@ -2331,9 +2332,20 @@ size_t get_numpages(const size_t wsize, const size_t len, size_t *cur_len)
 }
 
 static void
-cifs_uncached_writev_complete(struct work_struct *work)
+cifs_uncached_writedata_release(struct kref *refcount)
 {
        int i;
+       struct cifs_writedata *wdata = container_of(refcount,
+                                       struct cifs_writedata, refcount);
+
+       for (i = 0; i < wdata->nr_pages; i++)
+               put_page(wdata->pages[i]);
+       cifs_writedata_release(refcount);
+}
+
+static void
+cifs_uncached_writev_complete(struct work_struct *work)
+{
        struct cifs_writedata *wdata = container_of(work,
                                        struct cifs_writedata, work);
        struct inode *inode = wdata->cfile->dentry->d_inode;
@@ -2347,12 +2359,7 @@ cifs_uncached_writev_complete(struct work_struct *work)
 
        complete(&wdata->done);
 
-       if (wdata->result != -EAGAIN) {
-               for (i = 0; i < wdata->nr_pages; i++)
-                       put_page(wdata->pages[i]);
-       }
-
-       kref_put(&wdata->refcount, cifs_writedata_release);
+       kref_put(&wdata->refcount, cifs_uncached_writedata_release);
 }
 
 /* attempt to send write to server, retry on any -EAGAIN errors */
@@ -2370,7 +2377,8 @@ cifs_uncached_retry_writev(struct cifs_writedata *wdata)
                        if (rc != 0)
                                continue;
                }
-               rc = server->ops->async_writev(wdata);
+               rc = server->ops->async_writev(wdata,
+                                              cifs_uncached_writedata_release);
        } while (rc == -EAGAIN);
 
        return rc;
@@ -2454,7 +2462,8 @@ cifs_iovec_write(struct file *file, const struct iovec *iov,
                wdata->tailsz = cur_len - ((nr_pages - 1) * PAGE_SIZE);
                rc = cifs_uncached_retry_writev(wdata);
                if (rc) {
-                       kref_put(&wdata->refcount, cifs_writedata_release);
+                       kref_put(&wdata->refcount,
+                                cifs_uncached_writedata_release);
                        break;
                }
 
@@ -2496,7 +2505,7 @@ restart_loop:
                        }
                }
                list_del_init(&wdata->list);
-               kref_put(&wdata->refcount, cifs_writedata_release);
+               kref_put(&wdata->refcount, cifs_uncached_writedata_release);
        }
 
        if (total_written > 0)