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

[Jiri Slaby <jirislaby@gmail.com>]

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.