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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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net: Add decrypted field to skb
The decrypted bit is propogated to cloned/copied skbs. This will be used later by the inline crypto receive side offload of tls. Signed-off-by: Boris Pismenny <borisp@mellanox.com> Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -630,6 +630,7 @@ typedef unsigned char *sk_buff_data_t;
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* @hash: the packet hash
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* @queue_mapping: Queue mapping for multiqueue devices
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* @xmit_more: More SKBs are pending for this queue
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* @decrypted: Decrypted SKB
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* @ndisc_nodetype: router type (from link layer)
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* @ooo_okay: allow the mapping of a socket to a queue to be changed
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* @l4_hash: indicate hash is a canonical 4-tuple hash over transport
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@ -736,7 +737,11 @@ struct sk_buff {
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peeked:1,
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head_frag:1,
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xmit_more:1,
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__unused:1; /* one bit hole */
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#ifdef CONFIG_TLS_DEVICE
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decrypted:1;
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#else
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__unused:1;
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#endif
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/* fields enclosed in headers_start/headers_end are copied
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* using a single memcpy() in __copy_skb_header()
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@ -805,6 +805,9 @@ static void __copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
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* It is not yet because we do not want to have a 16 bit hole
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*/
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new->queue_mapping = old->queue_mapping;
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#ifdef CONFIG_TLS_DEVICE
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new->decrypted = old->decrypted;
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#endif
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memcpy(&new->headers_start, &old->headers_start,
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offsetof(struct sk_buff, headers_end) -
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@ -865,6 +868,9 @@ static struct sk_buff *__skb_clone(struct sk_buff *n, struct sk_buff *skb)
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C(head_frag);
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C(data);
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C(truesize);
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#ifdef CONFIG_TLS_DEVICE
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C(decrypted);
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#endif
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refcount_set(&n->users, 1);
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atomic_inc(&(skb_shinfo(skb)->dataref));
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