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author | Jianyu Zhan <nasa4836@gmail.com> | 2014-04-26 15:40:28 +0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-03 08:11:18 -0700 |
commit | c9482a5bdcc09be9096f40e858c5fe39c389cd52 (patch) | |
tree | 7227a6ac1cee3b5280de6dc51f37e7501af56385 /fs/sysfs/mount.c | |
parent | cae61ba37b4c2672704cbd8a626fbd85be7e67d9 (diff) | |
download | op-kernel-dev-c9482a5bdcc09be9096f40e858c5fe39c389cd52.zip op-kernel-dev-c9482a5bdcc09be9096f40e858c5fe39c389cd52.tar.gz |
kernfs: move the last knowledge of sysfs out from kernfs
There is still one residue of sysfs remaining: the sb_magic
SYSFS_MAGIC. However this should be kernfs user specific,
so this patch moves it out. Kerrnfs user should specify their
magic number while mouting.
Signed-off-by: Jianyu Zhan <nasa4836@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/sysfs/mount.c')
-rw-r--r-- | fs/sysfs/mount.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c index 8794423..8a49486 100644 --- a/fs/sysfs/mount.c +++ b/fs/sysfs/mount.c @@ -13,6 +13,7 @@ #define DEBUG #include <linux/fs.h> +#include <linux/magic.h> #include <linux/mount.h> #include <linux/init.h> #include <linux/user_namespace.h> @@ -38,7 +39,8 @@ static struct dentry *sysfs_mount(struct file_system_type *fs_type, } ns = kobj_ns_grab_current(KOBJ_NS_TYPE_NET); - root = kernfs_mount_ns(fs_type, flags, sysfs_root, &new_sb, ns); + root = kernfs_mount_ns(fs_type, flags, sysfs_root, + SYSFS_MAGIC, &new_sb, ns); if (IS_ERR(root) || !new_sb) kobj_ns_drop(KOBJ_NS_TYPE_NET, ns); return root; |