Hi Alex, > this contains at first some small fix for the netdev notifier which I deteced > while hacking 6lowpan stateful compression support. > > I rework the debugfs entry for the stateful compression. Now each context entry > for a 6LoWPAN contains has his own subdirectory (named as his CID value). > In this subdirectories there exists the following files for manipulating the > context entry: > > - active: If the context belongs to the table or not. > - compression: the compression flag according rfc6775. > - prefix: ipv6 prefix in xxxx:xxxx:....:xxxx form. > - prefix_length: the length of the ipv6 prefix. > > This offers a setting per property instead doing remember the full context and > doing echo "$FULL_CONTEXT_INFORMATION" > ctx_table. > > These files should be prepared to move into the sysfs directory when it seems to > running fine. > > There exist one file "show" inside $LOWPAN_IFACE/contexts/. This file is for > a "pretty-printout" for the current context table. I use the same format-string > like RIOT-OS, example: > > cid|prefix |C > ------------------------------------------------- > 0| 2001::/64 |1 > 1| 2001::1/128|1 > 2| 2001::5/128|1 > 7| 2002::/64 |1 > > > difference here is that RIOT shows the lifetime, but I currently see no sense to > handle the lifetime in kernelspace. > > Also I added support to clean the context table when doing a "ifdown". The reason > is that IPv6 interface will also drop all address information while doing a > ifdown and a 6LoWPAN should not use previous context information after ifup again. > > - Alex > > changes since v2: > > - removes some unnecessary WARN_ONCE for parameter which can't be above of 15 > by masking with 0xf. > - remove some "!!" when function returns bool. > - change naming from compression flag to "compression" instead "C", but leave > it in "show" as "C". > - change that "show" will display "compression" instead "active", reported by > Lukasz Duda. > - remove comment about which was hard to understand. I removed it instead > confuse other developers. It should describe that the compression flag > indicates to use compression on tx side only if is set. contexts on receive > will always be used. > > Alexander Aring (2): > 6lowpan: iphc: add support for stateful compression > ieee802154: 6lowpan: fix return of netdev notifier > > include/net/6lowpan.h | 32 ++++ > net/6lowpan/core.c | 39 +++- > net/6lowpan/debugfs.c | 247 +++++++++++++++++++++++++ > net/6lowpan/iphc.c | 414 ++++++++++++++++++++++++++++++++++++------ > net/ieee802154/6lowpan/core.c | 7 +- > 5 files changed, 677 insertions(+), 62 deletions(-) both patches have been applied to bluetooth-next tree. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
