* [PATCH 2/2] net: Add classid to sk_buff.
@ 2010-05-20 2:55 David Miller
2010-05-20 3:36 ` Herbert Xu
0 siblings, 1 reply; 3+ messages in thread
From: David Miller @ 2010-05-20 2:55 UTC (permalink / raw)
To: bmb; +Cc: tgraf, nhorman, nhorman, eric.dumazet, herbert, netdev
We make this zero cost by moving queue_mapping into an existing
empty __u16 slot. Thus making a __u32 available, which we use
for the 'classid'.
Signed-off-by: David S. Miller <davem@davemloft.net>
---
include/linux/skbuff.h | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 7c16f24..f847ec2 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -367,12 +367,9 @@ struct sk_buff {
#ifdef CONFIG_NET_CLS_ACT
__u16 tc_verd; /* traffic control verdict */
#endif
+ __u32 classid;
#endif
- __u16 queue_mapping;
-
- /* 16 bit hole */
-
#ifdef CONFIG_NET_DMA
dma_cookie_t dma_cookie;
#endif
@@ -385,6 +382,7 @@ struct sk_buff {
};
__u16 vlan_tci;
+ __u16 queue_mapping;
sk_buff_data_t transport_header;
sk_buff_data_t network_header;
--
1.7.0.4
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH 2/2] net: Add classid to sk_buff.
2010-05-20 2:55 [PATCH 2/2] net: Add classid to sk_buff David Miller
@ 2010-05-20 3:36 ` Herbert Xu
2010-05-20 3:47 ` David Miller
0 siblings, 1 reply; 3+ messages in thread
From: Herbert Xu @ 2010-05-20 3:36 UTC (permalink / raw)
To: David Miller; +Cc: bmb, tgraf, nhorman, nhorman, eric.dumazet, netdev
On Wed, May 19, 2010 at 07:55:38PM -0700, David Miller wrote:
>
> We make this zero cost by moving queue_mapping into an existing
> empty __u16 slot. Thus making a __u32 available, which we use
> for the 'classid'.
>
> Signed-off-by: David S. Miller <davem@davemloft.net>
You better hide this space before someone steals it :)
--
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Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH 2/2] net: Add classid to sk_buff.
2010-05-20 3:36 ` Herbert Xu
@ 2010-05-20 3:47 ` David Miller
0 siblings, 0 replies; 3+ messages in thread
From: David Miller @ 2010-05-20 3:47 UTC (permalink / raw)
To: herbert; +Cc: bmb, tgraf, nhorman, nhorman, eric.dumazet, netdev
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Thu, 20 May 2010 13:36:43 +1000
> On Wed, May 19, 2010 at 07:55:38PM -0700, David Miller wrote:
>>
>> We make this zero cost by moving queue_mapping into an existing
>> empty __u16 slot. Thus making a __u32 available, which we use
>> for the 'classid'.
>>
>> Signed-off-by: David S. Miller <davem@davemloft.net>
>
> You better hide this space before someone steals it :)
Indeed, I didn't even know we had it to begin with. :)
^ permalink raw reply [flat|nested] 3+ messages in thread
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