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sysfs: move sysfs_dirent->s_children into sysfs_dirent->s_dir

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Children list head is only meaninful for directory nodes.  Move it
into s_dir.  This doesn't save any space currently but it will with
further changes.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tejun Heo
2007-09-20 16:05:12 +09:00
committed by Greg Kroah-Hartman
parent dc2f75f0e0
commit bc747f37a0
3 changed files with 12 additions and 10 deletions
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3
fs/sysfs/sysfs.h
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@@ -1,6 +1,8 @@
/* type-specific structures for sysfs_dirent->s_* union members */
struct sysfs_elem_dir {
struct kobject *kobj;
/* children list starts here and goes through sd->s_sibling */
struct sysfs_dirent *children;
};
struct sysfs_elem_symlink {
@@ -28,7 +30,6 @@ struct sysfs_dirent {
atomic_t s_active;
struct sysfs_dirent *s_parent;
struct sysfs_dirent *s_sibling;
struct sysfs_dirent *s_children;
const char *s_name;
union {