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2008-11-25netns xfrm: state flush in netnsAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: trivial netns propagationsAlexey Dobriyan
Take netns from xfrm_state or xfrm_policy. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: propagate netns into bydst/bysrc/byspi hash functionsAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns policy hash resizing workAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns policy countsAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_policy_bydst hashAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns inexact policiesAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_policy_byidx hashmaskAlexey Dobriyan
Per-netns hashes are independently resizeable. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_policy_byidx hashAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns policy listAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: add struct xfrm_policy::xp_netAlexey Dobriyan
Again, to avoid complications with passing netns when not necessary. Again, ->xp_net is set-once field, once set it never changes. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns km_waitqAlexey Dobriyan
Disallow spurious wakeups in __xfrm_lookup(). Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns state GC workAlexey Dobriyan
State GC is per-netns, and this is part of it. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns state GC listAlexey Dobriyan
km_waitq is going to be made per-netns to disallow spurious wakeups in __xfrm_lookup(). To not wakeup after every garbage-collected xfrm_state (which potentially can be from different netns) make state GC list per-netns. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_hash_workAlexey Dobriyan
All of this is implicit passing which netns's hashes should be resized. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state countsAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state_hmaskAlexey Dobriyan
Since hashtables are per-netns, they can be independently resized. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state_byspi hashAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state_bysrc hashAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state_bydst hashAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: per-netns xfrm_state_all listAlexey Dobriyan
This is done to get a) simple "something leaked" check b) cover possible DoSes when other netns puts many, many xfrm_states onto a list. c) not miss "alien xfrm_state" check in some of list iterators in future. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: add struct xfrm_state::xs_netAlexey Dobriyan
To avoid unnecessary complications with passing netns around. * set once, very early after allocating * once set, never changes For a while create every xfrm_state in init_net. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns xfrm: add netns boilerplateAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25xfrm: initialise xfrm_policy_gc_work staticallyAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25bluetooth: fix warning in net/bluetooth/rfcomm/sock.cIngo Molnar
fix this warning: net/bluetooth/rfcomm/sock.c: In function ‘rfcomm_sock_ioctl’: net/bluetooth/rfcomm/sock.c:795: warning: unused variable ‘sk’ perhaps BT_DEBUG() should be improved to do printf format checking instead of the #ifdef, but that looks quite intrusive: each bluetooth .c file undefines the macro. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25sunrpc: fix warning in net/sunrpc/xprtrdma/verbs.cIngo Molnar
fix this warning: net/sunrpc/xprtrdma/verbs.c: In function ‘rpcrdma_conn_upcall’: net/sunrpc/xprtrdma/verbs.c:279: warning: unused variable ‘addr’ Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25ax25: fix warning in net/ax25/sysctl_net_ax25.cIngo Molnar
fix this warning: net/ax25/sysctl_net_ax25.c:27: warning: ‘min_ds_timeout’ defined but not used net/ax25/sysctl_net_ax25.c:27: warning: ‘max_ds_timeout’ defined but not used These are only used in the CONFIG_AX25_DAMA_SLAVE case. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25dccp: fix warning in net/dccp/options.cIngo Molnar
this warning: net/dccp/options.c: In function ‘dccp_parse_options’: net/dccp/options.c:67: warning: ‘value’ may be used uninitialized in this function is a bogus GCC warning. The compiler does not recognize the relation between "value" and "mandatory" variables: the code flow can ever reach the "out_invalid_option:" label if 'mandatory' is set to 1, and when 'mandatory' is non-zero, we'll always have 'value' initialized. Help out the compiler by annotating the variable. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25dsa: fix warning in net/dsa/mv88e6060.cIngo Molnar
this warning: net/dsa/mv88e6060.c: In function ‘mv88e6060_poll_link’: net/dsa/mv88e6060.c:225: warning: ‘port_status’ may be used uninitialized in this function triggers because GCC does not recognize the (correct) error flow between 'link' and 'port_status'. Annotate it. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25dsa: fix warning in net/dsa/mv88e6xxx.cIngo Molnar
this warning: net/dsa/mv88e6xxx.c: In function ‘mv88e6xxx_poll_link’: net/dsa/mv88e6xxx.c:361: warning: ‘port_status’ may be used uninitialized in this function triggers because GCC does not recognize the (correct) error flow between 'link' and 'port_status'. Annotate it. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25ipv6: fix warning in net/ipv6/ip6_flowlabel.cIngo Molnar
this warning: net/ipv6/ip6_flowlabel.c: In function ‘ipv6_flowlabel_opt’: net/ipv6/ip6_flowlabel.c:467: warning: ‘err’ may be used uninitialized in this function triggers because GCC does not recognize the (correct) error flow between fl_create() and 'err'. Annotate it. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25pkt_sched: fix warning in net/sched/sch_hfsc.cIngo Molnar
this warning: net/sched/sch_hfsc.c: In function ‘hfsc_enqueue’: net/sched/sch_hfsc.c:1577: warning: ‘err’ may be used uninitialized in this function triggers because GCC does not recognize the (correct) error flow between hfsc_classify(), 'cl' and 'err'. Annotate it. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25sunrpc: fix warning in net/sunrpc/xprtrdma/svc_rdma_transport.cIngo Molnar
this warning: net/sunrpc/xprtrdma/svc_rdma_transport.c: In function ‘svc_rdma_accept’: net/sunrpc/xprtrdma/svc_rdma_transport.c:830: warning: ‘dma_mr_acc’ may be used uninitialized in this function triggers because GCC does not recognize the (correct) flow connection between need_dma_mr and dma_mr_acc. Annotate it. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25netns: filter out uevent not belonging to init_netDaniel Lezcano
This patch will filter out the uevent not related to the init_net. Without this patch if a network device is created in a network namespace with the same name as one network device belonging to the initial network namespace (eg. eth0), when the network namespace will die and the network device will be destroyed, an event will be sent and catched by the udevd daemon. That will result to have the real network device to be shutdown because the udevd/uevent are not namespace aware. Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2008-11-25tcp: skb_shift cannot cache frag ptrs past pskb_expand_headIlpo Järvinen
Since pskb_expand_head creates copy of the shared area we cannot keep any frag ptr past de-cloning. This fixes the tcpdump recvfrom -EFAULT problem. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25pkt_sched: sch_api: Remove qdisc_list_lockJarek Poplawski
After implementing qdisc->ops->peek() there is no more calling qdisc_tree_decrease_qlen() without rtnl_lock(), so qdisc_list_lock added by commit: f6e0b239a2657ea8cb67f0d83d0bfdbfd19a481b "pkt_sched: Fix qdisc list locking" can be removed. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25net: udp_unhash() can test if sk is hashedEric Dumazet
Impact: Optimization Like done in inet_unhash(), we can avoid taking a chain lock if socket is not hashed in udp_unhash() Triggered by close(socket(AF_INET, SOCK_DGRAM, 0)); Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25net: Make sure BHs are disabled in sock_prot_inuse_add()Eric Dumazet
prot->destroy is not called with BH disabled. So we must add explicit BH disable around call to sock_prot_inuse_add() in sctp_destroy_sock() Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25tcp: tcp_limit_reno_sacked can become staticIlpo Järvinen
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25mac80211: don't assume driver has been attached on registrationLuis R. Rodriguez
mac80211's ieee80211_register_hw() is often called within the probe path so it cannot assume the device's driver structure has been attached yet so to create a workqueue instead of using driver->name use the wiphy's phy%d name. The name doesn't really matter anyway. This should fix sporadic oopses found when we race to beat the driver pointer setting. Not even sure how this was working properly. http://www.kerneloops.org/search.php?search=ieee80211_register_hw Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25mac80211: Use the HT capabilities from the IE instead of the station's caps.Sujith
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: add support for custom firmware regulatory solutionsLuis R. Rodriguez
This adds API to cfg80211 to allow wireless drivers to inform us if their firmware can handle regulatory considerations *and* they cannot map these regulatory domains to an ISO / IEC 3166 alpha2. In these cases we skip the first regulatory hint instead of expecting the driver to build their own regulatory structure, providing us with an alpha2, or using the reg_notifier(). Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211/mac80211: Add 802.11d supportLuis R. Rodriguez
This adds country IE parsing to mac80211 and enables its usage within the new regulatory infrastructure in cfg80211. We parse the country IEs only on management beacons for the BSSID you are associated to and disregard the IEs when the country and environment (indoor, outdoor, any) matches the already processed country IE. To avoid following misinformed or outdated APs we build and use a regulatory domain out of the intersection between what the AP provides us on the country IE and what CRDA is aware is allowed on the same country. A secondary device is allowed to follow only the same country IE as it make no sense for two devices on a system to be in two different countries. In the case the AP is using country IEs for an incorrect country the user may help compliance further by setting the regulatory domain before or after the IE is parsed and in that case another intersection will be performed. CONFIG_WIRELESS_OLD_REGULATORY is supported but requires CRDA present. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: mark regdomains with > NL80211_MAX_SUPP_REG_RULES invalidLuis R. Rodriguez
Lets remain consistent and mark rds with > NL80211_MAX_SUPP_REG_RULES number of reg rules as invalid in is_valid_rd(). Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: call_crda() won't tell us if CRDA was presentLuis R. Rodriguez
kobject_uevent_env() can return an error but it just tells us if the uvent was built/sent or not, it doesn't tell us anything about what happened in userspace, whether the udev rule was present nor does it tell us if CRDA was present or not. So remove the informative complaint about it assuming it will tell us such things. Note that you can determine if CRDA is present after loading cfg80211 by using: is_old_static_regdom(cfg80211_regdomain) but this doesn't account for possible user install after initial boot, and also for when the user uses the static EU regulatory domain. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: expect different rd in cfg80211 when intersectingLuis R. Rodriguez
When intersecting it is possible that set_regdom() was called with a regulatory domain which we'll only use as an aid to build a final regulatory domain. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: separate intersection section in __set_regdom()Luis R. Rodriguez
So far the __set_regdom() code is pretty generic as the intersection case is fairly straight forward; this will however change when 802.11d support is added so lets separate intersection code for now in preparation for 802.11d support. This patch only has slight functional changes. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: remove switch from __set_regdom()Luis R. Rodriguez
We have control over the REGDOM_SET_BY_* macros passed so remove the switch. This patch has no functional changes. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2008-11-25cfg80211: remove switch from __regulatory_hint()Luis R. Rodriguez
We have complete control over REGDOM_SET_BY_* enum passed down to __regulatory_hint() as such there is no need to account for unexpected REGDOM_SET_BY_*'s, lets just remove the switch statement as this code does not change and won't change even when we add 802.11d support. This patch has no functional changes. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>