Subject: Re: [PATCH v2 net] tcp: md5: do not use alloc_percpu()

From: David Ahern <[email-masked]>
Date: Thu, 23 Oct 2014 17:36:15 -0600

On 10/23/14, 4:57 PM, Eric Dumazet wrote:
> On Thu, 2014-10-23 at 14:44 -0600, David Ahern wrote:
>
>> global variables do not need to be initialized to 0.
>>
>
> Compilers are generating the same code nowadays.
> They place such zero variables in bss anyway.
> They finally got this right, maybe years ago.
>
>
> $ nm -v net/ipv4/tcp.o | grep populated
> 0000000000000078 b tcp_md5sig_pool_populated

Right. I was referring to coding standards. As I recall checkpatch 
throws a warning about it.

David