0x13:reports:d2t3t08-skb-meta-data-extensions
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0x13:reports:d2t3t08-skb-meta-data-extensions [2019/04/08 15:06] – ehalep | 0x13:reports:d2t3t08-skb-meta-data-extensions [2019/09/28 17:04] (current) – external edit 127.0.0.1 | ||
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- | Day 2 / Track 3 / Talk 8 | + | Day 2 / Common |
Talk – Nuts-n-Bolts: | Talk – Nuts-n-Bolts: | ||
Speakers: Florian Westphal | Speakers: Florian Westphal | ||
Report by: Kiran Patil | Report by: Kiran Patil | ||
- | Since the beginning, it has been challenge to pass additional information without increasing the size of sk_buff. This session outlines the details about how SKB meta data extensions are designed (inner working), and when to use the meta data extension. | + | Since the beginning, it has been a challenge to pass additional information without increasing the size of sk_buff. This session outlines the details about how SKB meta data extensions are designed (inner working), and when to use the meta data extension. |
- | Sk_buff structure has been extended by adding 2 fields, first field indicates whether there are any active extensions present or nor and other field points to ' | + | Sk_buff structure has been extended by adding 2 fields, first field indicates whether there are any active extensions present or nor and other field points to ' |
This talks also explains the need of such feature, which came primarily due to the need of "meta data" about data (which is expressed in in sk_buff). This feature is being used by ispec(xfrm), | This talks also explains the need of such feature, which came primarily due to the need of "meta data" about data (which is expressed in in sk_buff). This feature is being used by ispec(xfrm), | ||
Line 14: | Line 14: | ||
Answer: It's OK to use skb meta-data extension mechanism to carry/pass any meta-data about data. | Answer: It's OK to use skb meta-data extension mechanism to carry/pass any meta-data about data. | ||
- | Site: https:// | + | Site: https:// |
- | Slides: | + | |
- | Videos: | + | |
- | + |
0x13/reports/d2t3t08-skb-meta-data-extensions.1554735967.txt.gz · Last modified: 2019/09/28 17:04 (external edit)