Re: [RFC v1 2/3] interconnect: Add Qualcomm msm8916 interconnect provider driver

From: Georgi Djakov
Date: Tue May 16 2017 - 10:59:11 EST


On 05/15/2017 07:01 PM, Geert Uytterhoeven wrote:
> Hi Georgi,
>
> On Mon, May 15, 2017 at 5:35 PM, Georgi Djakov <georgi.djakov@xxxxxxxxxx> wrote:
>> --- /dev/null
>> +++ b/drivers/interconnect/qcom/interconnect_msm8916.c
>
>> +struct qcom_interconnect_node {
>> + struct interconnect_node node;
>> + unsigned int id;
>
> 4 byte gap due to alignment rules on 64-bit.
>
>> + unsigned char *name;
>> + struct interconnect_node *links[8];
>> + int num_links;
>> + int port;
>> + int buswidth;
>
> 4 byte gap due to alignment rules.
>
>> + u64 ib;
>> + u64 ab;
>> + u64 rate;
>> +};
>
> You can avoid the gaps by putting members of the same size and alignment
> together.

Thanks Geert, i will rearrange this to reduce the padding bytes!

BR,
Georgi