[PATCH 10/38] vfs: Convert dax to fs_context

From: David Howells
Date: Thu Mar 14 2019 - 12:10:22 EST


Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
cc: Dan Williams <dan.j.williams@xxxxxxxxx>
cc: Vishal Verma <vishal.l.verma@xxxxxxxxx>
cc: Keith Busch <keith.busch@xxxxxxxxx>
cc: Dave Jiang <dave.jiang@xxxxxxxxx>
cc: linux-nvdimm@xxxxxxxxxxxx
---

drivers/dax/super.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/dax/super.c b/drivers/dax/super.c
index 0cb8c30ea278..40a9e665be32 100644
--- a/drivers/dax/super.c
+++ b/drivers/dax/super.c
@@ -13,6 +13,7 @@
#include <linux/pagemap.h>
#include <linux/module.h>
#include <linux/mount.h>
+#include <linux/fs_context.h>
#include <linux/magic.h>
#include <linux/genhd.h>
#include <linux/pfn_t.h>
@@ -435,16 +436,16 @@ static const struct super_operations dax_sops = {
.drop_inode = generic_delete_inode,
};

-static struct dentry *dax_mount(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int dax_init_fs_context(struct fs_context *fc)
{
- return mount_pseudo(fs_type, "dax:", &dax_sops, NULL, DAXFS_MAGIC);
+ return vfs_init_pseudo_fs_context(fc, "dax:",
+ &dax_sops, NULL, NULL, DAXFS_MAGIC);
}

static struct file_system_type dax_fs_type = {
- .name = "dax",
- .mount = dax_mount,
- .kill_sb = kill_anon_super,
+ .name = "dax",
+ .init_fs_context = dax_init_fs_context,
+ .kill_sb = kill_anon_super,
};

static int dax_test(struct inode *inode, void *data)