qcacmn: Add a flag in skb->cb for packet tracking

When a packet is generated internally, host adds a debug
node entry to the table and deletes the entry once received
tx completion for that packet by calling qdf_nbuf_free.
But when a packet is coming from network stack, host doesn’t
add any debug entry to the table and on receiving tx completion,
it calls qdf_nbuf_tx_free which will simply free the skb.

In case of P2P GO mode where packets are forwarded internally,
host creates a private copy of skb and add debug node entry in
the table. But when receiving a tx completion for the same packet
host calls qdf_nbuf_tx_free which will free the skb but will not
remove this node entry from the table. Currently, this api is common
for all data tx completion packets.

Add an extra flag in control block to differentiate whether skb is
generated by driver or come from network stack. If flag is true,
that means generated internally and need to remove the entry from
debug node table.

Change-Id: I61a76fdfedf0429e1b972824dc4513065d53033f
CRs-Fixed: 2020947

0 files changed, 0 insertions, 0 deletions