Re: [-mm] Add an owner to the mm_struct (v2)

Jiri Slaby
2008-03-28T09:43:20Z

On 03/28/2008 10:41 AM, Jiri Slaby wrote:
>> linux-2.6.25-rc5/include/linux/mm_types.h~memory-controller-add-mm-owner
>> 2008-03-28 09:30:47.000000000 +0530
>> +++ linux-2.6.25-rc5-balbir/include/linux/mm_types.h 2008-03-28
>> 12:26:59.000000000 +0530
>> @@ -227,8 +227,10 @@ struct mm_struct {
>> /* aio bits */
>> rwlock_t ioctx_list_lock;
>> struct kioctx *ioctx_list;
>> -#ifdef CONFIG_CGROUP_MEM_RES_CTLR
>> - struct mem_cgroup *mem_cgroup;
>> +#ifdef CONFIG_MM_OWNER
>> + spinlock_t owner_lock;
>> + struct task_struct *owner; /* The thread group leader that */
>
> Doesn't make sense to switch them (spinlock is unsigned int on x86,
> what's sizeof between and after?)?

Hmm, doesn't matter, there is another pointer after it, ignore me.