diff options
| author | Nishanth Aravamudan <nacc@us.ibm.com> | 2008-07-23 21:27:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 10:47:17 -0700 |
| commit | ff7ea79cf7c3a481851bd4b2185fdeb6ce4afa29 (patch) | |
| tree | ea0438b98c268584c28c8f5f8c331cb12c2c44b9 /mm/mm_init.c | |
| parent | 5e9426abe209cf134adbbd62c5e73ef534eb73e9 (diff) | |
mm: create /sys/kernel/mm
Add a kobject to create /sys/kernel/mm when sysfs is mounted. The kobject
will exist regardless. This will allow for the hugepage related sysfs
directories to exist under the mm "subsystem" directory. Add an ABI file
appropriately.
[kosaki.motohiro@jp.fujitsu.com: fix build]
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Mel Gorman <mel@csn.ul.ie>
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mm_init.c')
| -rw-r--r-- | mm/mm_init.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/mm/mm_init.c b/mm/mm_init.c index eaf0d3b4709..c6af41ea999 100644 --- a/mm/mm_init.c +++ b/mm/mm_init.c @@ -7,6 +7,8 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/kobject.h> +#include <linux/module.h> #include "internal.h" #ifdef CONFIG_DEBUG_MEMORY_INIT @@ -134,3 +136,17 @@ static __init int set_mminit_loglevel(char *str) } early_param("mminit_loglevel", set_mminit_loglevel); #endif /* CONFIG_DEBUG_MEMORY_INIT */ + +struct kobject *mm_kobj; +EXPORT_SYMBOL_GPL(mm_kobj); + +static int __init mm_sysfs_init(void) +{ + mm_kobj = kobject_create_and_add("mm", kernel_kobj); + if (!mm_kobj) + return -ENOMEM; + + return 0; +} + +__initcall(mm_sysfs_init); |