Re: [RFC v2 1/7] hashtable: introduce a small and naive hashtable

[Sasha Levin]

On 08/04/2012 12:23 AM, Tejun Heo wrote:
> Hello,
> 
> On Sat, Aug 04, 2012 at 12:20:02AM +0200, Sasha Levin wrote:
>> On 08/03/2012 11:48 PM, Tejun Heo wrote:
>>> On Fri, Aug 03, 2012 at 11:41:34PM +0200, Sasha Levin wrote:
>>>> I forgot to comment on that one, sorry.
>>>>
>>>> If we put hash entries after struct hash_table we don't take the
>>>> bits field size into account, or did I miss something?
>>>
>>> So, if you do the following,
>>>
>>> 	struct {
>>> 		struct {
>>> 			int i;
>>> 			long ar[];
>>> 		} B;
>>> 		long __ar_storage[32];
>>> 	} A;
>>
>> struct A should have been an union, right?
> 
> I actually meant an enclosing struct.  When you're defining a struct
> member, simply putting the storage after a struct with var array
> should be good enough.  If that doesn't work, quite a few things in
> the kernel will break.

Ah, I see, I've missed that part.

Thanks!

> Thanks.
> 

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