mm/shmem and tiny-shmem: fix some kernel-doc

[sfrench/cifs-2.6.git] / mm / tiny-shmem.c

diff --git a/mm/tiny-shmem.c b/mm/tiny-shmem.c
index c7f6e1914bc4e77264591f02958c32f1f8af1d93..f0f55875dd6acc34d3c9ee05298cd43dcea02650 100644 (file)
--- a/mm/tiny-shmem.c
+++ b/mm/tiny-shmem.c
@@ -39,12 +39,11 @@ static int __init init_tmpfs(void)
 }
 module_init(init_tmpfs)
 
-/*
+/**
  * shmem_file_setup - get an unlinked file living in tmpfs
- *
  * @name: name for dentry (to be seen in /proc/<pid>/maps
  * @size: size to be set for the file
- *
+ * @flags: vm_flags
  */
 struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags)
 {
@@ -66,24 +65,19 @@ struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags)
        if (!dentry)
                goto put_memory;
 
-       error = -ENFILE;
-       file = get_empty_filp();
-       if (!file)
-               goto put_dentry;
-
        error = -ENOSPC;
        inode = ramfs_get_inode(root->d_sb, S_IFREG | S_IRWXUGO, 0);
        if (!inode)
-               goto close_file;
+               goto put_dentry;
 
        d_instantiate(dentry, inode);
-       inode->i_nlink = 0;     /* It is unlinked */
+       error = -ENFILE;
+       file = alloc_file(shm_mnt, dentry, FMODE_WRITE | FMODE_READ,
+                       &ramfs_file_operations);
+       if (!file)
+               goto put_dentry;
 
-       file->f_path.mnt = mntget(shm_mnt);
-       file->f_path.dentry = dentry;
-       file->f_mapping = inode->i_mapping;
-       file->f_op = &ramfs_file_operations;
-       file->f_mode = FMODE_WRITE | FMODE_READ;
+       inode->i_nlink = 0;     /* It is unlinked */
 
        /* notify everyone as to the change of file size */
        error = do_truncate(dentry, size, 0, file);
@@ -100,9 +94,8 @@ put_memory:
        return ERR_PTR(error);
 }
 
-/*
+/**
  * shmem_zero_setup - setup a shared anonymous mapping
- *
  * @vma: the vma to be mmapped is prepared by do_mmap_pgoff
  */
 int shmem_zero_setup(struct vm_area_struct *vma)
@@ -126,16 +119,6 @@ int shmem_unuse(swp_entry_t entry, struct page *page)
        return 0;
 }
 
-int shmem_mmap(struct file *file, struct vm_area_struct *vma)
-{
-       file_accessed(file);
-#ifndef CONFIG_MMU
-       return ramfs_nommu_mmap(file, vma);
-#else
-       return 0;
-#endif
-}
-
 #ifndef CONFIG_MMU
 unsigned long shmem_get_unmapped_area(struct file *file,
                                      unsigned long addr,