[PATCH 03/38] vfs: Convert aio to fs_context

[David Howells]

Signed-off-by: David Howells <dhowe...@redhat.com>
cc: Benjamin LaHaise <b...@kvack.org>
cc: linux-...@kvack.org
---

 fs/aio.c |   15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/fs/aio.c b/fs/aio.c
index 38b741aef0bf..42bf0c83da66 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -42,6 +42,7 @@
 #include <linux/ramfs.h>
 #include <linux/percpu-refcount.h>
 #include <linux/mount.h>
+#include <linux/fs_context.h>
 
 #include <asm/kmap_types.h>
 #include <linux/uaccess.h>
@@ -250,15 +251,11 @@ static struct file *aio_private_file(struct kioctx *ctx, 
loff_t nr_pages)
        return file;
 }
 
-static struct dentry *aio_mount(struct file_system_type *fs_type,
-                               int flags, const char *dev_name, void *data)
+static int aio_init_fs_context(struct fs_context *fc)
 {
-       struct dentry *root = mount_pseudo(fs_type, "aio:", NULL, NULL,
-                                          AIO_RING_MAGIC);
-
-       if (!IS_ERR(root))
-               root->d_sb->s_iflags |= SB_I_NOEXEC;
-       return root;
+       fc->s_iflags |= SB_I_NOEXEC;
+       return vfs_init_pseudo_fs_context(fc, "aio:",
+                                         NULL, NULL, NULL, AIO_RING_MAGIC);
 }
 
 /* aio_setup
@@ -269,7 +266,7 @@ static int __init aio_setup(void)
 {
        static struct file_system_type aio_fs = {
                .name           = "aio",
-               .mount          = aio_mount,
+               .init_fs_context = aio_init_fs_context,
                .kill_sb        = kill_anon_super,
        };
        aio_mnt = kern_mount(&aio_fs);