netdev - Re: [PATCH 03/12 v2 RFC] skbuff: simplify sock_zerocopy

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Message-ID: <88a4e130-c726-2782-6d9a-093e326c38b2@gmail.com>
Date:   Tue, 22 Dec 2020 09:56:43 -0700
From:   David Ahern <dsahern@...il.com>
To:     Jonathan Lemon <jonathan.lemon@...il.com>, netdev@...r.kernel.org,
        edumazet@...gle.com, willemdebruijn.kernel@...il.com
Cc:     kernel-team@...com
Subject: Re: [PATCH 03/12 v2 RFC] skbuff: simplify sock_zerocopy_put

On 12/22/20 9:52 AM, David Ahern wrote:
> On 12/21/20 5:09 PM, Jonathan Lemon wrote:
>> diff --git a/net/core/skbuff.c b/net/core/skbuff.c
>> index 327ee8938f78..ea32b3414ad6 100644
>> --- a/net/core/skbuff.c
>> +++ b/net/core/skbuff.c
>> @@ -1245,12 +1245,8 @@ EXPORT_SYMBOL_GPL(sock_zerocopy_callback);
>>  
>>  void sock_zerocopy_put(struct ubuf_info *uarg)
>>  {
>> -	if (uarg && refcount_dec_and_test(&uarg->refcnt)) {
>> -		if (uarg->callback)
>> -			uarg->callback(uarg, uarg->zerocopy);
>> -		else
>> -			consume_skb(skb_from_uarg(uarg));
>> -	}
>> +	if (uarg && refcount_dec_and_test(&uarg->refcnt))
>> +		uarg->callback(uarg, uarg->zerocopy);
>>  }
>>  EXPORT_SYMBOL_GPL(sock_zerocopy_put);
>>  
>>
> 
> since it is down to 2 lines, move to skbuff.h as an inline?
> 

nm. that is done in patch 5.