On 2013/8/6 10:02, Li Zefan wrote:
>> static struct cftype mem_cgroup_files[] = {
>> {
>> .name = "usage_in_bytes",
>> @@ -5973,6 +6192,12 @@ static struct cftype mem_cgroup_files[] = {
>> .read_u64 = mem_cgroup_hierarchy_read,
>> },
>> {
>> + .name = "cgroup.event_control",
>> + .write_string = cgroup_write_event_control,
>> + .flags = CFTYPE_NO_PREFIX,
>> + .mode = S_IWUGO,
>> + },
>
> One of the misdesign of cgroup eventfd is, cgroup.event_control is
> totally redunant...
>
ok. write_string() is needed to accept arguments and pass them to
the event register function. still not good.
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