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author | Jianyu Zhan <nasa4836@gmail.com> | 2014-04-26 15:40:28 +0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-03 08:11:18 -0700 |
commit | c9482a5bdcc09be9096f40e858c5fe39c389cd52 (patch) | |
tree | 7227a6ac1cee3b5280de6dc51f37e7501af56385 /kernel | |
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 'kernel')
-rw-r--r-- | kernel/cgroup.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 3f1ca93..ceee0c5 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -33,6 +33,7 @@ #include <linux/init_task.h> #include <linux/kernel.h> #include <linux/list.h> +#include <linux/magic.h> #include <linux/mm.h> #include <linux/mutex.h> #include <linux/mount.h> @@ -1604,7 +1605,8 @@ out_unlock: if (ret) return ERR_PTR(ret); - dentry = kernfs_mount(fs_type, flags, root->kf_root, &new_sb); + dentry = kernfs_mount(fs_type, flags, root->kf_root, + CGROUP_SUPER_MAGIC, &new_sb); if (IS_ERR(dentry) || !new_sb) cgroup_put(&root->cgrp); return dentry; |