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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-19 20:42:02 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-19 20:42:02 +0300
commit933a90bf4f3505f8ec83bda21a3c7d70d7c2b426 (patch)
treeca81c209000a15670e3582760ad9bae1a9cde215 /fs/block_dev.c
parent5f4fc6d440d77a2cf74fe4ea56955674ac7e35e7 (diff)
parent037f11b4752f717201143a1dc5d6acf3cb71ddfa (diff)
downloadlinux-933a90bf4f3505f8ec83bda21a3c7d70d7c2b426.tar.xz
Merge branch 'work.mount0' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs mount updates from Al Viro: "The first part of mount updates. Convert filesystems to use the new mount API" * 'work.mount0' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (63 commits) mnt_init(): call shmem_init() unconditionally constify ksys_mount() string arguments don't bother with registering rootfs init_rootfs(): don't bother with init_ramfs_fs() vfs: Convert smackfs to use the new mount API vfs: Convert selinuxfs to use the new mount API vfs: Convert securityfs to use the new mount API vfs: Convert apparmorfs to use the new mount API vfs: Convert openpromfs to use the new mount API vfs: Convert xenfs to use the new mount API vfs: Convert gadgetfs to use the new mount API vfs: Convert oprofilefs to use the new mount API vfs: Convert ibmasmfs to use the new mount API vfs: Convert qib_fs/ipathfs to use the new mount API vfs: Convert efivarfs to use the new mount API vfs: Convert configfs to use the new mount API vfs: Convert binfmt_misc to use the new mount API convenience helper: get_tree_single() convenience helper get_tree_nodev() vfs: Kill sget_userns() ...
Diffstat (limited to 'fs/block_dev.c')
-rw-r--r--fs/block_dev.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index f00b569a9f89..4707dfff991b 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -26,6 +26,7 @@
#include <linux/writeback.h>
#include <linux/mpage.h>
#include <linux/mount.h>
+#include <linux/pseudo_fs.h>
#include <linux/uio.h>
#include <linux/namei.h>
#include <linux/log2.h>
@@ -821,19 +822,19 @@ static const struct super_operations bdev_sops = {
.evict_inode = bdev_evict_inode,
};
-static struct dentry *bd_mount(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int bd_init_fs_context(struct fs_context *fc)
{
- struct dentry *dent;
- dent = mount_pseudo(fs_type, "bdev:", &bdev_sops, NULL, BDEVFS_MAGIC);
- if (!IS_ERR(dent))
- dent->d_sb->s_iflags |= SB_I_CGROUPWB;
- return dent;
+ struct pseudo_fs_context *ctx = init_pseudo(fc, BDEVFS_MAGIC);
+ if (!ctx)
+ return -ENOMEM;
+ fc->s_iflags |= SB_I_CGROUPWB;
+ ctx->ops = &bdev_sops;
+ return 0;
}
static struct file_system_type bd_type = {
.name = "bdev",
- .mount = bd_mount,
+ .init_fs_context = bd_init_fs_context,
.kill_sb = kill_anon_super,
};