Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/drzeus/mmc

[powerpc.git] / fs / cifs / file.c

diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 82326d2..dd26e27 100644 (file)
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -130,7 +130,9 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file,
                if (file->f_path.dentry->d_inode->i_mapping) {
                /* BB no need to lock inode until after invalidate
                   since namei code should already have it locked? */
-                       filemap_write_and_wait(file->f_path.dentry->d_inode->i_mapping);
+                       rc = filemap_write_and_wait(file->f_path.dentry->d_inode->i_mapping);
+                       if (rc != 0)
+                               CIFS_I(file->f_path.dentry->d_inode)->write_behind_rc = rc;
                }
                cFYI(1, ("invalidating remote inode since open detected it "
                         "changed"));
@@ -425,7 +427,9 @@ reopen_error_exit:
                pCifsInode = CIFS_I(inode);
                if (pCifsInode) {
                        if (can_flush) {
-                               filemap_write_and_wait(inode->i_mapping);
+                               rc = filemap_write_and_wait(inode->i_mapping);
+                               if (rc != 0)
+                                       CIFS_I(inode)->write_behind_rc = rc;
                        /* temporarily disable caching while we
                           go to server to get inode info */
                                pCifsInode->clientCanCacheAll = FALSE;
@@ -1087,11 +1091,11 @@ refind_writable:
                                read_unlock(&GlobalSMBSeslock);
                                return open_file;
                        }
-       
+
                        read_unlock(&GlobalSMBSeslock);
                        /* Had to unlock since following call can block */
                        rc = cifs_reopen_file(open_file->pfile, FALSE);
-                       if (!rc) { 
+                       if (!rc) {
                                if (!open_file->closePend)
                                        return open_file;
                                else { /* start over in case this was deleted */
@@ -1114,7 +1118,7 @@ refind_writable:
                        /* can not use this handle, no write
                           pending on this one after all */
                        atomic_dec(&open_file->wrtPending);
-                       
+
                        if (open_file->closePend) /* list could have changed */
                                goto refind_writable;
                        /* else we simply continue to the next entry. Thus
@@ -1367,7 +1371,10 @@ retry:
                                                  rc, bytes_written));
                                        /* BB what if continued retry is
                                           requested via mount flags? */
-                                       set_bit(AS_EIO, &mapping->flags);
+                                       if (rc == -ENOSPC)
+                                               set_bit(AS_ENOSPC, &mapping->flags);
+                                       else
+                                               set_bit(AS_EIO, &mapping->flags);
                                } else {
                                        cifs_stats_bytes_written(cifs_sb->tcon,
                                                                 bytes_written);
@@ -1499,9 +1506,11 @@ int cifs_fsync(struct file *file, struct dentry *dentry, int datasync)
        cFYI(1, ("Sync file - name: %s datasync: 0x%x",
                dentry->d_name.name, datasync));
 
-       rc = filemap_fdatawrite(inode->i_mapping);
-       if (rc == 0)
+       rc = filemap_write_and_wait(inode->i_mapping);
+       if (rc == 0) {
+               rc = CIFS_I(inode)->write_behind_rc;
                CIFS_I(inode)->write_behind_rc = 0;
+       }
        FreeXid(xid);
        return rc;
 }
@@ -1553,8 +1562,11 @@ int cifs_flush(struct file *file, fl_owner_t id)
           filemapfdatawrite appears easier for the time being */
 
        rc = filemap_fdatawrite(inode->i_mapping);
-       if (!rc) /* reset wb rc if we were able to write out dirty pages */
+       /* reset wb rc if we were able to write out dirty pages */
+       if (!rc) {
+               rc = CIFS_I(inode)->write_behind_rc;
                CIFS_I(inode)->write_behind_rc = 0;
+       }
 
        cFYI(1, ("Flush inode %p file %p rc %d", inode, file, rc));