Thanks for pointing this out, I will reorder the fields to:
struct hashlimit_cfg2 {
__u64 avg; /* Average secs between packets * scale */
__u64 burst;
__u32 mode; /* bitmask of XT_HASHLIMIT_HASH_* */
This should fix the hole and avoid padding.
-Vishwanath
On 09/22/2016 12:53 PM, Jan Engelhardt wrote:
> On Thursday 2016-09-22 18:43, Vishwanath Pai wrote:
>> >+struct hashlimit_cfg2 {
>> >+ __u32 mode; /* bitmask of XT_HASHLIMIT_HASH_* */
>> >+ __u64 avg; /* Average secs between packets * scale */
>> >+ __u64 burst; /* Period multiplier for upper limit. */
> This would have different sizes between i386 and x86_64,
> necessiting additional compat functions. It should be padded
> or reordered instead.
>