netdev - Re: [net-next-2.6 PATCH] e1000: convert to use netdev_for_each_mc

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Date:	Tue, 23 Feb 2010 08:32:32 +0100
From:	Jiri Pirko <jpirko@...hat.com>
To:	Jesse Brandeburg <jesse.brandeburg@...il.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [net-next-2.6 PATCH] e1000: convert to use
 netdev_for_each_mc_addr

Tue, Feb 23, 2010 at 01:54:13AM CET, jesse.brandeburg@...il.com wrote:
>On Mon, Feb 22, 2010 at 11:10 AM, Jiri Pirko <jpirko@...hat.com> wrote:
>>
>> Signed-off-by: Jiri Pirko <jpirko@...hat.com>
>> ---
>>  drivers/net/e1000/e1000_main.c |   37 +++++++++++++++++--------------------
>>  1 files changed, 17 insertions(+), 20 deletions(-)
>>
>> diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
>> index 3b14dd7..c99f95c 100644
>> --- a/drivers/net/e1000/e1000_main.c
>> +++ b/drivers/net/e1000/e1000_main.c
>> @@ -2161,29 +2161,26 @@ static void e1000_set_rx_mode(struct net_device *netdev)
>>
>>        WARN_ON(i == rar_entries);
>>
>> -       mc_ptr = netdev->mc_list;
>> -
>> -       for (; i < rar_entries; i++) {
>> -               if (mc_ptr) {
>> -                       e1000_rar_set(hw, mc_ptr->da_addr, i);
>> -                       mc_ptr = mc_ptr->next;
>> -               } else {
>> -                       E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
>> -                       E1000_WRITE_FLUSH();
>> -                       E1000_WRITE_REG_ARRAY(hw, RA, (i << 1) + 1, 0);
>> -                       E1000_WRITE_FLUSH();
>> +       netdev_for_each_mc_addr(mc_ptr, netdev) {
>> +               if (i == rar_entries) {
>> +                       /* load any remaining addresses into the hash table */
>> +                       u32 hash_reg, hash_bit, mta;
>> +                       hash_value = e1000_hash_mc_addr(hw, mc_ptr->da_addr);
>> +                       hash_reg = (hash_value >> 5) & 0x7F;
>> +                       hash_bit = hash_value & 0x1F;
>> +                       mta = (1 << hash_bit);
>> +                       mcarray[hash_reg] |= mta;
>> +               }
>> +               else {
>
>nit - else should be in the same line like  "} else {"

Oh right, but patch is already applied. Will post correction.

>
>> +                       e1000_rar_set(hw, mc_ptr->da_addr, i++);
>>                }
>>        }
>>
>> -       /* load any remaining addresses into the hash table */
>> -
>> -       for (; mc_ptr; mc_ptr = mc_ptr->next) {
>> -               u32 hash_reg, hash_bit, mta;
>> -               hash_value = e1000_hash_mc_addr(hw, mc_ptr->da_addr);
>> -               hash_reg = (hash_value >> 5) & 0x7F;
>> -               hash_bit = hash_value & 0x1F;
>> -               mta = (1 << hash_bit);
>> -               mcarray[hash_reg] |= mta;
>> +       for (; i < rar_entries; i++) {
>> +               E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
>> +               E1000_WRITE_FLUSH();
>> +               E1000_WRITE_REG_ARRAY(hw, RA, (i << 1) + 1, 0);
>> +               E1000_WRITE_FLUSH();
>>        }
>>
>>        /* write the hash table completely, write from bottom to avoid
>
>otherwise seems okay.  Thanks for your work on cleaning this stuff,
>we'll be testing it as part of the net next testing already going on.

Cool, thanks

Jirka
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