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2008-06-16netns: introduce the net_hash_mix "salt" for hashesPavel Emelyanov
There are many possible ways to add this "salt", thus I made this patch to be the last in the series to change it if required. Currently I propose to use the struct net pointer itself as this salt, but since this pointer is most often cache-line aligned, shift this right to eliminate the bits, that are most often zeroed. After this, simply add this mix to prepared hashfn-s. For CONFIG_NET_NS=n case this salt is 0 and no changes in hashfn appear. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16inet6: add struct net argument to inet6_ehashfnPavel Emelyanov
Same as for inet_hashfn, prepare its ipv6 incarnation. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16inet: add struct net argument to inet_ehashfnPavel Emelyanov
Although this hash takes addresses into account, the ehash chains can also be too long when, for instance, communications via lo occur. So, prepare the inet_hashfn to take struct net into account. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16inet: add struct net argument to inet_lhashfnPavel Emelyanov
Listening-on-one-port sockets in many namespaces produce long chains in the listening_hash-es, so prepare the inet_lhashfn to take struct net into account. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16inet: add struct net argument to inet_bhashfnPavel Emelyanov
Binding to some port in many namespaces may create too long chains in bhash-es, so prepare the hashfn to take struct net into account. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16udp: add struct net argument to udp_hashfnPavel Emelyanov
Every caller already has this one. The new argument is currently unused, but this will be fixed shortly. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16udp: provide a struct net pointer for __udp[46]_lib_mcast_deliverPavel Emelyanov
They both calculate the hash chain, but currently do not have a struct net pointer, so pass one there via additional argument, all the more so their callers already have such. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16udp: introduce a udp_hashfn functionPavel Emelyanov
Currently the chain to store a UDP socket is calculated with simple (x & (UDP_HTABLE_SIZE - 1)). But taking net into account would make this calculation a bit more complex, so moving it into a function would help. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16ipv4: Remove unused definitions in net/ipv4/tcp_ipv4.c.Rami Rosen
1) Remove ICMP_MIN_LENGTH, as it is unused. 2) Remove unneeded tcp_v4_send_check() declaration. Signed-off-by: Rami Rosen <ramirose@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16raw: Restore /proc/net/raw correct behaviorEric Dumazet
I just noticed "cat /proc/net/raw" was buggy, missing '\n' separators. I believe this was introduced by commit 8cd850efa4948d57a2ed836911cfd1ab299e89c6 ([RAW]: Cleanup IPv4 raw_seq_show.) This trivial patch restores correct behavior, and applies to current Linus tree (should also be applied to stable tree as well.) Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16net: Fix test for VLAN TX checksum offload capabilityBen Hutchings
Selected device feature bits can be propagated to VLAN devices, so we can make use of TX checksum offload and TSO on VLAN-tagged packets. However, if the physical device does not do VLAN tag insertion or generic checksum offload then the test for TX checksum offload in dev_queue_xmit() will see a protocol of htons(ETH_P_8021Q) and yield false. This splits the checksum offload test into two functions: - can_checksum_protocol() tests a given protocol against a feature bitmask - dev_can_checksum() first tests the skb protocol against the device features; if that fails and the protocol is htons(ETH_P_8021Q) then it tests the encapsulated protocol against the effective device features for VLANs Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16sctp: Correclty set changeover_active for SFR-CACCVlad Yasevich
Right now, any time we set a primary transport we set the changeover_active flag. As a result, we invoke SFR-CACC even when there has been no changeover events. Only set changeover_active, when there is a true changeover event, i.e. we had a primary path and we are changing to another transport. Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16sctp: Correctly cleanup procfs entries upon failure.Wei Yongjun
This patch remove the proc fs entry which has been created if fail to set up proc fs entry for the SCTP protocol. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16tcp: Revert reset of deferred accept changes in 2.6.26David S. Miller
Ingo's system is still seeing strange behavior, and he reports that is goes away if the rest of the deferred accept changes are reverted too. Therefore this reverts e4c78840284f3f51b1896cf3936d60a6033c4d2c ("[TCP]: TCP_DEFER_ACCEPT updates - dont retxmt synack") and 539fae89bebd16ebeafd57a87169bc56eb530d76 ("[TCP]: TCP_DEFER_ACCEPT updates - defer timeout conflicts with max_thresh"). Just like the other revert, these ideas can be revisited for 2.6.27 Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16ipv6 sit: Avoid extra need for compat layer in PRL management.YOSHIFUJI Hideaki
We've introduced extra need of compat layer for ip_tunnel_prl{} for PRL (Potential Router List) management. Though compat_ioctl is still missing in ipv4/ipv6, let's make the interface more straight-forward and eliminate extra need for nasty compat layer anyway since the interface is new for 2.6.26. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16pkt_sched: Change HTB_HYSTERESIS to a runtime parameter htb_hysteresis.Jesper Dangaard Brouer
Add a htb_hysteresis parameter to htb_sch.ko and by sysfs magic make it runtime adjustable via /sys/module/sch_htb/parameters/htb_hysteresis mode 640. Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk> Acked-by: Martin Devera <devik@cdi.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-16pkt_sched: HTB scheduler, change default hysteresis mode to off.Jesper Dangaard Brouer
The HTB hysteresis mode reduce the CPU load, but at the cost of scheduling accuracy. On ADSL links (512 kbit/s upstream), this inaccuracy introduce significant jitter, enought to disturbe VoIP. For details see my masters thesis (http://www.adsl-optimizer.dk/thesis/), chapter 7, section 7.3.1, pp 69-70. Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk> Acked-by: Martin Devera <devik@cdi.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-14Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/linville/wireless-2.6
2008-06-14Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/linville/wireless-next-2.6
2008-06-14net: change proto destroy method to return voidBrian Haley
Change struct proto destroy function pointer to return void. Noticed by Al Viro. Signed-off-by: Brian Haley <brian.haley@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-06-14mac80211: eliminate IBSS warning in rate_lowest_index()Vladimir Koutny
In IBSS mode prior to join/creation of new IBSS it is possible that a frame from unknown station is received and an ibss_add_sta() is called. This will cause a warning in rate_lowest_index() since the list of supported rates of our station is not initialized yet. The fix is to add ibss stations with a rate we received that frame at; this single-element set will be extended later based on beacon data. Also there is no need to store stations from a foreign IBSS. Signed-off-by: Vladimir Koutny <vlado@ksp.sk> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: tkip.c use a local struct tkip_ctx in ieee80211_get_tkip_keyHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: tkip.c fold ieee80211_gen_rc4key into its one callerHarvey Harrison
Also change the arguments of the phase1, 2 key mixing to take a pointer to the encrytion key and the tkip_ctx in the same order. Do the dereference of the encryption key in the callers. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: tkip.c consolidate tkip IV writing in helperHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: rx.c use new helpersHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: wme.c use new helpersHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: use new helpers in util.c - ieee80211_get_bssid()Harvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: wpa.c use new access helpersHarvey Harrison
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: add utility function to get header lengthHarvey Harrison
Take a __le16 directly rather than a host-endian value. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: make ieee80211_get_hdrlen_from_skb return unsignedHarvey Harrison
Many callers already expect it to. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: remove ieee80211_get_morefragHarvey Harrison
Replaced by the new helper ieee80211_has_morefrags which is more consistent with the intent of the function. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: add helpers for frame control testingHarvey Harrison
A few general categories: 1) ieee80211_has_* tests if particular fctl bits are set, the helpers are de in the same order as the fctl defines: A combined _has_a4 was also added to test when both FROMDS and TODS are set. 2) ieee80211_is_* is meant to test whether the frame control is of a certain ftype - data, mgmt, ctl, and two special helpers _is_data_qos, _is_data_pres which also test a subset of the stype space. When testing for a particular stype applicable only to one ftype, functions like ieee80211_is_ack have been added. Note that the ftype is also being checked in these helpers. They have been added for all mgmt and ctl stypes in the same order as the STYPE defines. 3) ieee80211_get_* is meant to take a struct ieee80211_hdr * and returns a pointer to somewhere in the struct, see get_SA, get_DA, get_qos_ctl. The intel wireless drivers had helpers that used this namespace, convert the all to use the new helpers and remove the byteshifting as they were defined in cpu-order rather than little-endian. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211_hwsim: Shared TX code for received frames and BeaconsJouni Malinen
Use a shared function for transmitting the frames instead of duplicated code in two places. Signed-off-by: Jouni Malinen <j@w1.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211_hwsim: Minor cleanupJouni Malinen
Remove unnecessary '__constant_' prefix and use the atomic version of ieee80211_iterate_active_interfaces(). Signed-off-by: Jouni Malinen <j@w1.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211_hwsim: Clean up documentationJouni Malinen
Clean up the introduction and fix a typo. Signed-off-by: Jouni Malinen <j@w1.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211_hwsim: 802.11 radio simulator for mac80211Jouni Malinen
mac80211_hwsim is a Linux kernel module that can be used to simulate arbitrary number of IEEE 802.11 radios for mac80211 on a single device. It can be used to test most of the mac80211 functionality and user space tools (e.g., hostapd and wpa_supplicant) in a way that matches very closely with the normal case of using real WLAN hardware. From the mac80211 view point, mac80211_hwsim is yet another hardware driver, i.e., no changes to mac80211 are needed to use this testing tool. Signed-off-by: Jouni Malinen <j@w1.fi> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: unify SW rf-kill flowEmmanuel Grumbach
This patch unifies SW rf-kill flow between 4965 and 5000. It enables SW RF-kill for 5000. This patch also solves a bug in iwl4965_mac_config: bad mutex locking balance. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: remove 4965 prefix from iwl4965_ucodeRon Rindjunsky
The patch removes 4965 prefix from iwl4965_ucode. Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: adding channels to sysfsEster Kummer
This patch returns channel list to sysfs. Signed-off-by: Ester Kummer <ester.kummer@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: fix beacon interval valueTomas Winkler
This patch fixes setting beacon interval 1. in register_hw it honors value requested by the driver 2. It uses default 100 instead of 1000 or 10000. Scanning for beacon interval ~1sec and above is not sane Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14rndis_wlan: Use kernel-supplied ARRAY_SIZE() macro.Robert P. J. Day
Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14rndis_wlan: preallocate command buffer for set/get_oidJussi Kivilinna
Reduce amount of kmalloc/kfree calls in set/get_oid by preallocating command buffer. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14rndis_wlan: use kzalloc to allocate private dataJussi Kivilinna
rndis_wlan used kmalloc to allocate private data structure and leaving data uninitialized, but later assumed to be set zero. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14mac80211: do not fragment while aggregation is in useRon Rindjunsky
This patch denies the use of framentation while ampdu is used. Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: remove iwlcore_low_level_notifyEmmanuel Grumbach
This patch removes the iwlcore_low_level_notify. The notification chain is not required in this level. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: general code clean upEmmanuel Grumbach
This patch cleans up iwlwifi's code: Add missing include, remove empty lines etc... Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: fix software rf_kill problem when interface is downZhu Yi
The patch fixes the problem that software rf_kill messes up the card status when it is disabled if the interface is down. Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: remove dead code iwl4965_calc_db_from_ratioEmmanuel Grumbach
This patch removes iwl4965_calc_db_from_ratio which is dead code. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: retfactor get_temperature functionsEmmanuel Grumbach
This patch renames iwl4965_get_tempearture to iwl4965_hw_get_temperature and replaces usage of original iwl4965_hw_get_temperature by direct access to priv->temperature. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-06-14iwlwifi: move iwl4965_rf_kill_ct_config to iwl-core.cEmmanuel Grumbach
This patch moves iwl4965_rf_kill_ct_config to iwl-core.c. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>