redonkable/alistair23-linux
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alistair23-linux/net
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Johannes Berg f9f760b488 mac80211: release multiple ACs in uAPSD, fix more-data bug 
When a response for PS-Poll or a uAPSD trigger frame is sent, the
more-data bit should be set according to 802.11-2012 11.2.1.5 h),
meaning that it should indicate more data on the relevant ACs
(delivery-enabled or nondelivery-enabled for uAPSD or PS-Poll.)

In, for example, the following scenario:
 * 1 frame on VO queue (either in driver or in mac80211)
 * at least 1 frame on VI queue (in the driver)
 * both VO/VI are delivery-enabled
 * uAPSD trigger frame received

The more-data flag to the driver would not be set, even though
it should be.

While fixing this, I noticed that we should really release frames
from multiple ACs where there's data buffered in the driver for
the corresponding TIDs.

To address all this, restructure the code a bit to consider all
ACs if we only release driver frames or only buffered frames.
This also addresses the more-data bug described above as now the
TIDs will all be marked as released, so the driver will have to
check the number of frames.

While at it, clarify some code and comments and remove the found
variable, replacing it with the appropriate sw/hw release check.

Reported-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-01-10 09:43:34 +01:00
..
9p Nothing really exciting: some groundwork for changing virtio endian, and 2013-11-15 13:28:47 +09:00
802 mrp: add periodictimer to allow retries when packets get lost 2013-09-23 16:53:52 -04:00
8021q Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2013-11-14 16:30:30 +09:00
appletalk net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
atm net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
ax25 net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
batman-adv batman-adv: generalize batman-adv icmp packet handling 2013-10-23 17:03:47 +02:00
bluetooth Bluetooth: Fix handling of L2CAP Command Reject over LE 2013-12-10 01:15:44 -08:00
bridge Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-11-21 12:44:15 -05:00
caif net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
can Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2013-11-15 16:47:22 -08:00
ceph net: 8021q/bluetooth/bridge/can/ceph: Remove extern from function prototypes 2013-10-19 19:12:11 -04:00
core gso: handle new frag_list of frags GRO packets 2013-11-21 14:11:50 -05:00
dcb
dccp ipv4: introduce new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE 2013-11-05 21:52:27 -05:00
decnet netfilter: pass hook ops to hookfn 2013-10-14 11:29:31 +02:00
dns_resolver net: strict_strtoul is obsolete, use kstrtoul instead 2013-07-12 16:09:14 -07:00
dsa net: dsa: inherit addr_assign_type along with dev_addr 2013-09-03 20:57:49 -04:00
ethernet ethernet: use likely() for common Ethernet encap 2013-09-30 21:52:53 -07:00
hsr genetlink: make multicast groups const, prevent abuse 2013-11-19 16:39:06 -05:00
ieee802154 genetlink: make multicast groups const, prevent abuse 2013-11-19 16:39:06 -05:00
ipv4 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-11-21 12:44:15 -05:00
ipv6 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-11-21 12:44:15 -05:00
ipx net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
irda net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
iucv net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
key net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
l2tp net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
lapb net/lapb: re-send packets on timeout 2013-09-23 16:52:45 -04:00
llc net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
mac80211 mac80211: release multiple ACs in uAPSD, fix more-data bug 2014-01-10 09:43:34 +01:00
mac802154 6lowpan: set and use mac_len for mac header length 2013-10-30 17:18:46 -04:00
mpls ipip: add GSO/TSO support 2013-10-19 19:36:19 -04:00
netfilter Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2013-11-21 12:44:15 -05:00
netlabel genetlink: only pass array to genl_register_family_with_ops() 2013-11-19 16:39:05 -05:00
netlink genetlink: fix genlmsg_multicast() bug 2013-11-21 13:09:43 -05:00
netrom net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
nfc nfc: Fix FSF address in file headers 2013-12-11 10:56:21 -05:00
openvswitch Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-11-19 15:50:47 -08:00
packet packet: fix use after free race in send path when dev is released 2013-11-21 13:09:43 -05:00
phonet Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-11-19 15:50:47 -08:00
rds net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
rfkill rfkill: Fix FSF address in file headers 2013-12-11 10:56:21 -05:00
rose net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
rxrpc net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
sched pkt_sched: fq: fix pacing for small frames 2013-11-15 21:01:52 -05:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2013-11-19 15:50:47 -08:00
sunrpc NFS client bugfixes: 2013-11-16 13:14:56 -08:00
tipc net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
unix net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
vmw_vsock net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
wimax wimax: remove dead code 2013-11-21 13:09:42 -05:00
wireless cfg80211: add sanity check for retry limit in wext-compat 2014-01-09 17:05:28 +01:00
x25 net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
xfrm net: move pskb_put() to core code 2013-11-07 19:28:58 -05:00
compat.c net: rework recvmsg handler msg_name and msg_namelen logic 2013-11-20 21:52:30 -05:00
Kconfig net/hsr: Add support for the High-availability Seamless Redundancy protocol (HSRv0) 2013-11-03 23:20:14 -05:00
Makefile net/hsr: Add support for the High-availability Seamless Redundancy protocol (HSRv0) 2013-11-03 23:20:14 -05:00
nonet.c
socket.c net: add BUG_ON if kernel advertises msg_namelen > sizeof(struct sockaddr_storage) 2013-11-20 21:52:30 -05:00
sysctl_net.c net: Update the sysctl permissions handler to test effective uid/gid 2013-10-07 15:57:56 -04:00