[PATCH 14/38] vfs: Convert ocxlflash to fs_context

From: David Howells
Date: Thu Mar 14 2019 - 12:10:53 EST


Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
cc: "Manoj N. Kumar" <manoj@xxxxxxxxxxxxx>
cc: "Matthew R. Ochs" <mrochs@xxxxxxxxxxxxx>
cc: Uma Krishnan <ukrishn@xxxxxxxxxxxxx>
cc: "James E.J. Bottomley" <jejb@xxxxxxxxxxxxx>
cc: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
cc: linux-scsi@xxxxxxxxxxxxxxx
---

drivers/scsi/cxlflash/ocxl_hw.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c
index 37b8dc60f5f6..a8d2cc6390c7 100644
--- a/drivers/scsi/cxlflash/ocxl_hw.c
+++ b/drivers/scsi/cxlflash/ocxl_hw.c
@@ -16,6 +16,7 @@
#include <linux/idr.h>
#include <linux/module.h>
#include <linux/mount.h>
+#include <linux/fs_context.h>
#include <linux/poll.h>
#include <linux/sched/signal.h>

@@ -39,27 +40,17 @@ static const struct dentry_operations ocxlflash_fs_dops = {
.d_dname = simple_dname,
};

-/*
- * ocxlflash_fs_mount() - mount the pseudo-filesystem
- * @fs_type: File system type.
- * @flags: Flags for the filesystem.
- * @dev_name: Device name associated with the filesystem.
- * @data: Data pointer.
- *
- * Return: pointer to the directory entry structure
- */
-static struct dentry *ocxlflash_fs_mount(struct file_system_type *fs_type,
- int flags, const char *dev_name,
- void *data)
+static int ocxlflash_fs_init_fs_context(struct fs_context *fc)
{
- return mount_pseudo(fs_type, "ocxlflash:", NULL, &ocxlflash_fs_dops,
- OCXLFLASH_FS_MAGIC);
+ return vfs_init_pseudo_fs_context(fc, "ocxlflash:",
+ NULL, NULL,
+ &ocxlflash_fs_dops, OCXLFLASH_FS_MAGIC);
}

static struct file_system_type ocxlflash_fs_type = {
.name = "ocxlflash",
.owner = THIS_MODULE,
- .mount = ocxlflash_fs_mount,
+ .init_fs_context = ocxlflash_fs_init_fs_context,
.kill_sb = kill_anon_super,
};