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-rw-r--r--mm/shmem.c4
-rw-r--r--mm/z3fold.c14
-rw-r--r--mm/zsmalloc.c12
3 files changed, 9 insertions, 21 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index c88a30919ae5..626d8c74b973 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3777,10 +3777,6 @@ int __init shmem_init(void)
{
int error;
- /* If rootfs called this, don't re-init */
- if (shmem_inode_cachep)
- return 0;
-
shmem_init_inodecache();
error = register_filesystem(&shmem_fs_type);
diff --git a/mm/z3fold.c b/mm/z3fold.c
index 6c72b18d8b9c..1a029a7432ee 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -26,7 +26,6 @@
#include <linux/atomic.h>
#include <linux/sched.h>
#include <linux/cpumask.h>
-#include <linux/dcache.h>
#include <linux/list.h>
#include <linux/mm.h>
#include <linux/module.h>
@@ -36,12 +35,14 @@
#include <linux/compaction.h>
#include <linux/percpu.h>
#include <linux/mount.h>
+#include <linux/pseudo_fs.h>
#include <linux/fs.h>
#include <linux/preempt.h>
#include <linux/workqueue.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/zpool.h>
+#include <linux/magic.h>
/*
* NCHUNKS_ORDER determines the internal allocation granularity, effectively
@@ -245,19 +246,14 @@ static inline void free_handle(unsigned long handle)
}
}
-static struct dentry *z3fold_do_mount(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int z3fold_init_fs_context(struct fs_context *fc)
{
- static const struct dentry_operations ops = {
- .d_dname = simple_dname,
- };
-
- return mount_pseudo(fs_type, "z3fold:", NULL, &ops, 0x33);
+ return init_pseudo(fc, Z3FOLD_MAGIC) ? 0 : -ENOMEM;
}
static struct file_system_type z3fold_fs = {
.name = "z3fold",
- .mount = z3fold_do_mount,
+ .init_fs_context = z3fold_init_fs_context,
.kill_sb = kill_anon_super,
};
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index db09eb3669c5..57fbb7ced69f 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -52,6 +52,7 @@
#include <linux/zsmalloc.h>
#include <linux/zpool.h>
#include <linux/mount.h>
+#include <linux/pseudo_fs.h>
#include <linux/migrate.h>
#include <linux/pagemap.h>
#include <linux/fs.h>
@@ -1798,19 +1799,14 @@ static void lock_zspage(struct zspage *zspage)
} while ((page = get_next_page(page)) != NULL);
}
-static struct dentry *zs_mount(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int zs_init_fs_context(struct fs_context *fc)
{
- static const struct dentry_operations ops = {
- .d_dname = simple_dname,
- };
-
- return mount_pseudo(fs_type, "zsmalloc:", NULL, &ops, ZSMALLOC_MAGIC);
+ return init_pseudo(fc, ZSMALLOC_MAGIC) ? 0 : -ENOMEM;
}
static struct file_system_type zsmalloc_fs = {
.name = "zsmalloc",
- .mount = zs_mount,
+ .init_fs_context = zs_init_fs_context,
.kill_sb = kill_anon_super,
};