From 43e6f65a3d777d8edf9f8d5083022a98baac850a Mon Sep 17 00:00:00 2001 From: Antonio Quartulli Date: Sat, 22 Feb 2014 16:48:14 +0100 Subject: [PATCH] batman-adv: improve the TT flags documentation Convert the current documentation for the TT flags in proper kerneldoc and improve it by adding an explanation for each of the flags. Signed-off-by: Antonio Quartulli Signed-off-by: Marek Lindner --- net/batman-adv/packet.h | 28 ++++++++++++++++++++++++---- 1 file changed, 24 insertions(+), 4 deletions(-) diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h index c7f6eefda681..34e096d2dce1 100644 --- a/net/batman-adv/packet.h +++ b/net/batman-adv/packet.h @@ -119,10 +119,30 @@ enum batadv_tt_data_flags { BATADV_TT_FULL_TABLE = BIT(4), }; -/* BATADV_TT_CLIENT flags. - * Flags from BIT(0) to BIT(7) are sent on the wire, while flags from BIT(8) to - * BIT(15) are used for local computation only. - * Flags from BIT(4) to BIT(7) are kept in sync with the rest of the network. +/** + * enum batadv_tt_client_flags - TT client specific flags + * @BATADV_TT_CLIENT_DEL: the client has to be deleted from the table + * @BATADV_TT_CLIENT_ROAM: the client roamed to/from another node and the new + * update telling its new real location has not been received/sent yet + * @BATADV_TT_CLIENT_WIFI: this client is connected through a wifi interface. + * This information is used by the "AP Isolation" feature + * @BATADV_TT_CLIENT_ISOLA: this client is considered "isolated". This + * information is used by the Extended Isolation feature + * @BATADV_TT_CLIENT_NOPURGE: this client should never be removed from the table + * @BATADV_TT_CLIENT_NEW: this client has been added to the local table but has + * not been announced yet + * @BATADV_TT_CLIENT_PENDING: this client is marked for removal but it is kept + * in the table for one more originator interval for consistency purposes + * @BATADV_TT_CLIENT_TEMP: this global client has been detected to be part of + * the network but no nnode has already announced it + * + * Bits from 0 to 7 are called _remote flags_ because they are sent on the wire. + * Bits from 8 to 15 are called _local flags_ because they are used for local + * computations only. + * + * Bits from 4 to 7 - a subset of remote flags - are ensured to be in sync with + * the other nodes in the network. To achieve this goal these flags are included + * in the TT CRC computation. */ enum batadv_tt_client_flags { BATADV_TT_CLIENT_DEL = BIT(0), -- 2.20.1