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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-29 08:06:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-29 08:06:25 -0700
commit53113b06e48c6c38f7612c1f8043b8a0d2adf72b (patch)
treeb50f098b72b6389fde956d8272c08169ff2b53cc /kernel
parent37542b6a7e73e81f8c066a48e6911e476ee3b22f (diff)
parenta4cdbd8bfb87ceff455aae85727077889b75001b (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (29 commits) braino in internal.h convert simple cases of nfs-related ->get_sb() to ->mount() convert btrfs convert ceph convert gfs2 convert afs convert ecryptfs convert sysfs convert cgroup and cpuset switch get_sb_ns() users switch procfs to ->mount() setting ->proc_mnt doesn't belong in proc_get_sb() convert cifs convert nilfs switch logfs to ->mount() logfs: fix a leak in get_sb logfs get_sb, part 3 logfs get_sb, part 2 logfs get_sb massage, part 1 convert v9fs ...
Diffstat (limited to 'kernel')
-rw-r--r--kernel/cgroup.c11
-rw-r--r--kernel/cpuset.c13
2 files changed, 11 insertions, 13 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 5cf366965d0c..66a416b42c18 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1460,9 +1460,9 @@ static int cgroup_get_rootdir(struct super_block *sb)
return 0;
}
-static int cgroup_get_sb(struct file_system_type *fs_type,
+static struct dentry *cgroup_mount(struct file_system_type *fs_type,
int flags, const char *unused_dev_name,
- void *data, struct vfsmount *mnt)
+ void *data)
{
struct cgroup_sb_opts opts;
struct cgroupfs_root *root;
@@ -1596,10 +1596,9 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
drop_parsed_module_refcounts(opts.subsys_bits);
}
- simple_set_mnt(mnt, sb);
kfree(opts.release_agent);
kfree(opts.name);
- return 0;
+ return dget(sb->s_root);
drop_new_super:
deactivate_locked_super(sb);
@@ -1608,7 +1607,7 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
out_err:
kfree(opts.release_agent);
kfree(opts.name);
- return ret;
+ return ERR_PTR(ret);
}
static void cgroup_kill_sb(struct super_block *sb) {
@@ -1658,7 +1657,7 @@ static void cgroup_kill_sb(struct super_block *sb) {
static struct file_system_type cgroup_fs_type = {
.name = "cgroup",
- .get_sb = cgroup_get_sb,
+ .mount = cgroup_mount,
.kill_sb = cgroup_kill_sb,
};
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 51b143e2a07a..4349935c2ad8 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -231,18 +231,17 @@ static DEFINE_SPINLOCK(cpuset_buffer_lock);
* users. If someone tries to mount the "cpuset" filesystem, we
* silently switch it to mount "cgroup" instead
*/
-static int cpuset_get_sb(struct file_system_type *fs_type,
- int flags, const char *unused_dev_name,
- void *data, struct vfsmount *mnt)
+static struct dentry *cpuset_mount(struct file_system_type *fs_type,
+ int flags, const char *unused_dev_name, void *data)
{
struct file_system_type *cgroup_fs = get_fs_type("cgroup");
- int ret = -ENODEV;
+ struct dentry *ret = ERR_PTR(-ENODEV);
if (cgroup_fs) {
char mountopts[] =
"cpuset,noprefix,"
"release_agent=/sbin/cpuset_release_agent";
- ret = cgroup_fs->get_sb(cgroup_fs, flags,
- unused_dev_name, mountopts, mnt);
+ ret = cgroup_fs->mount(cgroup_fs, flags,
+ unused_dev_name, mountopts);
put_filesystem(cgroup_fs);
}
return ret;
@@ -250,7 +249,7 @@ static int cpuset_get_sb(struct file_system_type *fs_type,
static struct file_system_type cpuset_fs_type = {
.name = "cpuset",
- .get_sb = cpuset_get_sb,
+ .mount = cpuset_mount,
};
/*