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2014-12-19Bluetooth: Fix Add Device to wait for HCI before sending cmd_completeJohan Hedberg
This patch updates the Add Device mgmt command handler to use a hci_request to wait for HCI command completion before notifying user space of the mgmt command completion. To do this we need to add an extra hci_request parameter to the hci_conn_params_set function. Since this function has no other users besides mgmt.c it's moved there as a static function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: Fix Remove Device to wait for HCI before sending cmd_completeJohan Hedberg
This patch updates the Remove Device mgmt command handler to use a hci_request to wait for HCI command completion before notifying user space of the mgmt command completion. This way we ensure that once the mgmt command returns all HCI commands triggered by it have also completed. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: Add hci_request support for hci_update_background_scanJohan Hedberg
Many places using hci_update_background_scan() try to synchronize whatever they're doing with the help of hci_request callbacks. However, since the hci_update_background_scan() function hasn't so far accepted a hci_request pointer any commands triggered by it have been left out by the synchronization. This patch modifies the API in a similar way as was done for hci_update_page_scan, i.e. there's a variant that takes a hci_request and another one that takes a hci_dev. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19mac80211: minstrel: reduce size of struct minstrel_rate_statsFelix Fietkau
On minstrel_ht, the size of the per-sta struct is almost 18k, making it an order-3 allocation. A few fields inside the per-rate statistics are bigger than they need to be. This patch reduces the size enough to cut down the per-sta struct to about 13k (order-2 allocation). Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-19Bluetooth: bnep: bnep_add_connection() should verify that it's dealing with ↵Al Viro
l2cap socket same story as cmtp Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: cmtp: cmtp_add_connection() should verify that it's dealing with ↵Al Viro
l2cap socket ... rather than relying on ciptool(8) never passing it anything else. Give it e.g. an AF_UNIX connected socket (from socketpair(2)) and it'll oops, trying to evaluate &l2cap_pi(sock->sk)->chan->dst... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: hidp_connection_add() unsafe use of l2cap_pi()Al Viro
it's OK after we'd verified the sockets, but not before that. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: 6lowpan: Do not free skb when packet is droppedJukka Rissanen
If we need to drop the message because of some error in the compression etc, then do not free the skb as that is done automatically in other part of networking stack. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19[regression] chunk lost from bd9b51Al Viro
Reported-by: Pavel Emelyanov <xemul@parallels.com> Acked-by: Pavel Emelyanov <xemul@parallels.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2014-12-19Bluetooth: Split hci_request helpers to hci_request.[ch]Johan Hedberg
None of the hci_request related things in net/bluetooth/hci_core.h are needed anywhere outside of the core bluetooth module. This patch creates a new net/bluetooth/hci_request.c file with its corresponding h-file and moves the functionality there from hci_core.c and hci_core.h. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: Split hci_update_page_scan into two functionsJohan Hedberg
To keep the parameter list and its semantics clear it makes sense to split the hci_update_page_scan function into two separate functions: one taking a hci_dev and another taking a hci_request. The one taking a hci_dev constructs its own hci_request and then calls the other function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-18Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds
Pull networking fixes from David Miller: 1) Fix NBMA tunnel mac header handling in GRE, from Timo Teräs. 2) Fix a NAPI race in the fec driver, from Nimrod Andy. 3) The new IFF_VNET_LE bit is outside the size of the flags member it is stored in (which is 16-bits), store the state locally in the drivers. From Michael S Tsirkin. 4) We are kicking the tires with the new wireless maintainership situation. Bluetooth fixes via Johan Hedberg, and mac80211 fixes from Johannes Berg. 5) Fix locking and leaks in geneve driver, from Jesse Gross. 6) Make netlink TX mmap code always copy, so we don't have to be potentially exposed to the user changing the underlying contents from underneath us. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (63 commits) be2net: Fix incorrect setting of tunnel offload flag in netdev features bnx2x: fix typos in "configure" xen-netback: support frontends without feature-rx-notify again MAINTAINERS: changes for wireless cxgb4: Fix decoding QSA module for ethtool get settings geneve: Fix races between socket add and release. geneve: Remove socket and offload handlers at destruction. netlink: Don't reorder loads/stores before marking mmap netlink frame as available netlink: Always copy on mmap TX. Bluetooth: Fix bug with filter in service discovery optimization mac80211: free management frame keys when removing station net: Disallow providing non zero VLAN ID for NIC drivers FDB add flow net/mlx4: Cache line CQE/EQE stride fixes net: fec: Fix NAPI race xen-netfront: use napi_complete() correctly to prevent Rx stalling ip_tunnel: Add missing validation of encap type to ip_tunnel_encap_setup() ip_tunnel: Add sanity checks to ip_tunnel_encap_add_ops() net: Allow FIXED_PHY to be modular. if_tun: drop broken IFF_VNET_LE macvtap: drop broken IFF_VNET_LE ...
2014-12-19nl802154: introduce support for cca settingsAlexander Aring
This patch adds support for setting cca parameters via nl802154. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19ieee802154: rework cca settingAlexander Aring
The current cca setting handle is a driver specific call. We need to introduce some 802.15.4 specific layer and mapping 802.15.4 cca modes to driver specific ones inside the 802.15.4 driver. This patch will add such 802.15.4 layer and mapping the cca settings to driver specific ones. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-18Merge tag 'mac80211-for-davem-2014-12-18' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211 Johannes Berg says: ==================== pull-request: mac80211 2014-12-18 Also from me a first pull request - we have a number of really old issues that happened to crop up now with new work (or just more testing) in the right areas as well as some small bugs newly introduced in 3.19. Let me know if there are any problems. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-18Merge branch 'for-upstream' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth Johan Hedberg says: ==================== pull request: bluetooth 2014-12-17 Here's the first direct (i.e. skipping the wireless tree) bluetooth pull request for you, intended for 3.19. It's just one patch: a fix from Marcel for for remote service discovery filtering which also fixes a 'used uninitialized' compiler warning. Please let me know if there are any issues pulling. Thanks. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-18Merge tag 'ipvs2-for-v3.19' of ↵Pablo Neira Ayuso
https://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs-next into ipvs-next Simon Horman says: ==================== Second round of IPVS Updates for v3.19 please consider these IPVS updates for v3.19 or alternatively v3.20. The single patch in this series fixes a long standing bug that has not caused any trouble and thus is not being prioritised as a fix. ==================== Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2014-12-18geneve: Fix races between socket add and release.Jesse Gross
Currently, searching for a socket to add a reference to is not synchronized with deletion of sockets. This can result in use after free if there is another operation that is removing a socket at the same time. Solving this requires both holding the appropriate lock and checking the refcount to ensure that it has not already hit zero. Inspired by a related (but not exactly the same) issue in the VXLAN driver. Fixes: 0b5e8b8e ("net: Add Geneve tunneling protocol driver") CC: Andy Zhou <azhou@nicira.com> Signed-off-by: Jesse Gross <jesse@nicira.com> Acked-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-18geneve: Remove socket and offload handlers at destruction.Jesse Gross
Sockets aren't currently removed from the the global list when they are destroyed. In addition, offload handlers need to be cleaned up as well. Fixes: 0b5e8b8e ("net: Add Geneve tunneling protocol driver") CC: Andy Zhou <azhou@nicira.com> Signed-off-by: Jesse Gross <jesse@nicira.com> Acked-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-18netlink: Don't reorder loads/stores before marking mmap netlink frame as ↵Thomas Graf
available Each mmap Netlink frame contains a status field which indicates whether the frame is unused, reserved, contains data or needs to be skipped. Both loads and stores may not be reordeded and must complete before the status field is changed and another CPU might pick up the frame for use. Use an smp_mb() to cover needs of both types of callers to netlink_set_status(), callers which have been reading data frame from the frame, and callers which have been filling or releasing and thus writing to the frame. - Example code path requiring a smp_rmb(): memcpy(skb->data, (void *)hdr + NL_MMAP_HDRLEN, hdr->nm_len); netlink_set_status(hdr, NL_MMAP_STATUS_UNUSED); - Example code path requiring a smp_wmb(): hdr->nm_uid = from_kuid(sk_user_ns(sk), NETLINK_CB(skb).creds.uid); hdr->nm_gid = from_kgid(sk_user_ns(sk), NETLINK_CB(skb).creds.gid); netlink_frame_flush_dcache(hdr); netlink_set_status(hdr, NL_MMAP_STATUS_VALID); Fixes: f9c228 ("netlink: implement memory mapped recvmsg()") Reported-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-18netlink: Always copy on mmap TX.David Miller
Checking the file f_count and the nlk->mapped count is not completely sufficient to prevent the mmap'd area contents from changing from under us during netlink mmap sendmsg() operations. Be careful to sample the header's length field only once, because this could change from under us as well. Fixes: 5fd96123ee19 ("netlink: implement memory mapped sendmsg()") Signed-off-by: David S. Miller <davem@davemloft.net> Acked-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Thomas Graf <tgraf@suug.ch>
2014-12-18nl80211: Stop scheduled scan if netlink client disappearsJukka Rissanen
An attribute NL80211_ATTR_SOCKET_OWNER can be set by the scan initiator. If present, the attribute will cause the scan to be stopped if the client dies. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-18nl80211: Convert sched_scan_req pointer to RCU pointerJukka Rissanen
Because of possible races when accessing sched_scan_req pointer in rdev, the sched_scan_req is converted to RCU pointer. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client Pull ceph updates from Sage Weil: "The big item here is support for inline data for CephFS and for message signatures from Zheng. There are also several bug fixes, including interrupted flock request handling, 0-length xattrs, mksnap, cached readdir results, and a message version compat field. Finally there are several cleanups from Ilya, Dan, and Markus. Note that there is another series coming soon that fixes some bugs in the RBD 'lingering' requests, but it isn't quite ready yet" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client: (27 commits) ceph: fix setting empty extended attribute ceph: fix mksnap crash ceph: do_sync is never initialized libceph: fixup includes in pagelist.h ceph: support inline data feature ceph: flush inline version ceph: convert inline data to normal data before data write ceph: sync read inline data ceph: fetch inline data when getting Fcr cap refs ceph: use getattr request to fetch inline data ceph: add inline data to pagecache ceph: parse inline data in MClientReply and MClientCaps libceph: specify position of extent operation libceph: add CREATE osd operation support libceph: add SETXATTR/CMPXATTR osd operations support rbd: don't treat CEPH_OSD_OP_DELETE as extent op ceph: remove unused stringification macros libceph: require cephx message signature by default ceph: introduce global empty snap context ceph: message versioning fixes ...
2014-12-17Bluetooth: Fix bug with filter in service discovery optimizationMarcel Holtmann
The optimization for filtering out extended inquiry results, advertising reports or scan response data based on provided UUID list has a logic bug. In case no match is found in the advertising data, the scan response is ignored and not checked against the filter. This will lead to events being filtered wrongly. Change the code to actually only drop the events when the scan response data is not present. If it is present, it needs to be checked against the provided filter. The patch is a bit more complex than it needs to be. That is because it also fixes this compiler warning that some gcc versions produce. CC net/bluetooth/mgmt.o net/bluetooth/mgmt.c: In function ‘mgmt_device_found’: net/bluetooth/mgmt.c:7028:7: warning: ‘match’ may be used uninitialized in this function [-Wmaybe-uninitialized] bool match; ^ It seems that gcc can not clearly figure out the context of the match variable. So just change the branches for the extended inquiry response and advertising data around so that it is clear. Reported-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2014-12-17libceph: specify position of extent operationYan, Zheng
allow specifying position of extent operation in multi-operations osd request. This is required for cephfs to convert inline data to normal data (compare xattr, then write object). Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
2014-12-17libceph: add CREATE osd operation supportYan, Zheng
Add CEPH_OSD_OP_CREATE support. Also change libceph to not treat CEPH_OSD_OP_DELETE as an extent op and add an assert to that end. Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
2014-12-17libceph: add SETXATTR/CMPXATTR osd operations supportYan, Zheng
Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
2014-12-17libceph: require cephx message signature by defaultYan, Zheng
Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
2014-12-17libceph: message signature supportYan, Zheng
Signed-off-by: Yan, Zheng <zyan@redhat.com>
2014-12-17libceph: store session key in cephx authorizerYan, Zheng
Session key is required when calculating message signature. Save the session key in authorizer, this avoid lookup ticket handler for each message Signed-off-by: Yan, Zheng <zyan@redhat.com>
2014-12-17libceph: nuke ceph_kvfree()Ilya Dryomov
Use kvfree() from linux/mm.h instead, which is identical. Also fix the ceph_buffer comment: we will allocate with kmalloc() up to 32k - the value of PAGE_ALLOC_COSTLY_ORDER, but that really is just an implementation detail so don't mention it at all. Signed-off-by: Ilya Dryomov <idryomov@redhat.com>
2014-12-17mac80211: avoid reconfig if no interfaces are upEliad Peller
If there are no interfaces up, there is no reason to continue the reconfig flow. The current code might end up calling driver callbacks (e.g. resume(), reconfig_complete()) while the driver is already stopped. Signed-off-by: Eliad Peller <eliadx.peller@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: remove unused variable in ieee80211_parse_ch_switch_ie()Luciano Coelho
The ht_oper variable is assigned a value, but never used in ieee80211_parse_ch_switch_ie(). Remove it. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: update sta bw on ht chanwidth action frameEliad Peller
Commit e1a0c6b ("mac80211: stop toggling IEEE80211_HT_CAP_SUP_WIDTH_20_40") mistakenly removed the actual update of sta->sta.bandwidth. Refactor ieee80211_sta_cur_vht_bw() into multiple functions (calculate caps-bw and chandef-bw separately, and min them with cur_max_bandwidth). On ht chanwidth action frame set only cur_max_bandwidth (according to the sta capabilities) and recalc the sta bw. Signed-off-by: Eliad Peller <eliadx.peller@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: handle power constraint and country IEs in RRMMoshe Benji
In beacons, handle the Country IE even if no Power Constraint IE is present, and, capability wise, also in case that the Radio Measurements capability is enabled. In cases where the Country IE should be handled and that the Power Constraint IE is not present, the Country IE alone will set the power limit (and not both Country and Power Constraint IEs). Signed-off-by: Moshe Benji <moshe.benji@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: Fix ignored HT override configurationsChaya Rachel Ivgi
HT override configurations was ignored when choosing the channel (until now, the override configuration affected only the capabilities shown in the IEs). The override configurations received only on association time, so in this case we should determine the channel again. Signed-off-by: Chaya Rachel Ivgi <chaya.rachel.ivgi@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: free management frame keys when removing stationJohannes Berg
When writing the code to allow per-station GTKs, I neglected to take into account the management frame keys (index 4 and 5) when freeing the station and only added code to free the first four data frame keys. Fix this by iterating the array of keys over the right length. Cc: stable@vger.kernel.org Fixes: e31b82136d1a ("cfg80211/mac80211: allow per-station GTKs") Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17cfg80211: avoid intersection when applying self-managed regArik Nemtsov
The custom-reg handling function can currently only add flags to a given channel. This results in stale flags being left applied. In some cases a channel was disabled and even the orig_flags were changed to reflect this. Previously the API was designed for a single invocation before wiphy registration, so this didn't matter. The previous approach doesn't scale well to self-managed regulatory devices, particularly when a more permissive regdom is applied after a restrictive one. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17cfg80211: return private regdom for self-managed devicesArik Nemtsov
If a device has self-managed regulatory, insist on returning the wiphy specific regdomain if a wiphy-idx is specified. The global regdomain is meaningless for such devices. Also add an attribute for self-managed devices, so usermode can distinguish them as such. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17cfg80211: allow wiphy specific regdomain managementJonathan Doron
Add a new regulatory flag that allows a driver to manage regdomain changes/updates for its own wiphy. A self-managed wiphys only employs regulatory information obtained from the FW and driver and does not use other cfg80211 sources like beacon-hints, country-code IEs and hints from other devices on the same system. Conversely, a self-managed wiphy does not share its regulatory hints with other devices in the system. If a system contains several devices, one or more of which are self-managed, there might be contradictory regulatory settings between them. Usage of flag is generally discouraged. Only use it if the FW/driver is incompatible with non-locally originated hints. A new API lets the driver send a complete regdomain, to be applied on its wiphy only. After a wiphy-specific regdomain change takes place, usermode will get a new type of change notification. The regulatory core also takes care enforce regulatory restrictions, in case some interfaces are on forbidden channels. Signed-off-by: Jonathan Doron <jonathanx.doron@intel.com> Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17cfg80211: allow usermode to query wiphy specific regdomArik Nemtsov
If a wiphy-idx is specified, the kernel will return the wiphy specific regdomain, if such exists. Otherwise return the global regdom. When no wiphy-idx is specified, return the global regdomain as well as all wiphy-specific regulatory domains in the system, via a new nested list of attributes. Add a new attribute for each wiphy-specific regdomain, for usermode to identify it as such. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: keep sending peer candidate events while in listen stateNishikawa, Kenzoh
Instead of sending peer candidate events just once, send them as long as the peer remains in the LISTEN state in the peering state machine, when userspace is implementing the peering manager. Userspace may silence the events from a peer by progressing the state machine or by setting the link state to BLOCKED. Fixes the problem that a mesh peering process won't be fired again after the previous first peering trial fails due to like air propagation error if the peering is managed by user space such as wpa_supplicant. This patch works with another patch for wpa_supplicant described here which fires a peering process again triggered by the notice from kernel. http://lists.shmoo.com/pipermail/hostap/2014-November/031235.html Signed-off-by: Kenzoh Nishikawa <Kenzoh.Nishikawa@jp.sony.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: notify channel switch at the end of ieee80211_chswitch_post_beacon()Luciano Coelho
The call to cfg80211_ch_switch_notify() should be at the end of the ieee80211_chswitch_post_beacon() function, because it should only be sent if everything succeeded. Fixes: d04b5ac9e70b ("cfg80211/mac80211: allow any interface to send channel switch notifications") Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-17mac80211: notify NSS changed when IBSS and HTJanusz Dziedzic
When using IBSS in HT mode, we always get NSS=1 in rc_update callback. Force NSS recalculation when rates updated and notify driver that NSS changed. Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-16Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull vfs pile #2 from Al Viro: "Next pile (and there'll be one or two more). The large piece in this one is getting rid of /proc/*/ns/* weirdness; among other things, it allows to (finally) make nameidata completely opaque outside of fs/namei.c, making for easier further cleanups in there" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: coda_venus_readdir(): use file_inode() fs/namei.c: fold link_path_walk() call into path_init() path_init(): don't bother with LOOKUP_PARENT in argument fs/namei.c: new helper (path_cleanup()) path_init(): store the "base" pointer to file in nameidata itself make default ->i_fop have ->open() fail with ENXIO make nameidata completely opaque outside of fs/namei.c kill proc_ns completely take the targets of /proc/*/ns/* symlinks to separate fs bury struct proc_ns in fs/proc copy address of proc_ns_ops into ns_common new helpers: ns_alloc_inum/ns_free_inum make proc_ns_operations work with struct ns_common * instead of void * switch the rest of proc_ns_operations to working with &...->ns netns: switch ->get()/->put()/->install()/->inum() to working with &net->ns make mntns ->get()/->put()/->install()/->inum() work with &mnt_ns->ns common object embedded into various struct ....ns
2014-12-16Merge branch 'for-3.19' of git://linux-nfs.org/~bfields/linuxLinus Torvalds
Pull nfsd updates from Bruce Fields: "A comparatively quieter cycle for nfsd this time, but still with two larger changes: - RPC server scalability improvements from Jeff Layton (using RCU instead of a spinlock to find idle threads). - server-side NFSv4.2 ALLOCATE/DEALLOCATE support from Anna Schumaker, enabling fallocate on new clients" * 'for-3.19' of git://linux-nfs.org/~bfields/linux: (32 commits) nfsd4: fix xdr4 count of server in fs_location4 nfsd4: fix xdr4 inclusion of escaped char sunrpc/cache: convert to use string_escape_str() sunrpc: only call test_bit once in svc_xprt_received fs: nfsd: Fix signedness bug in compare_blob sunrpc: add some tracepoints around enqueue and dequeue of svc_xprt sunrpc: convert to lockless lookup of queued server threads sunrpc: fix potential races in pool_stats collection sunrpc: add a rcu_head to svc_rqst and use kfree_rcu to free it sunrpc: require svc_create callers to pass in meaningful shutdown routine sunrpc: have svc_wake_up only deal with pool 0 sunrpc: convert sp_task_pending flag to use atomic bitops sunrpc: move rq_cachetype field to better optimize space sunrpc: move rq_splice_ok flag into rq_flags sunrpc: move rq_dropme flag into rq_flags sunrpc: move rq_usedeferral flag to rq_flags sunrpc: move rq_local field to rq_flags sunrpc: add a generic rq_flags field to svc_rqst and move rq_secure to it nfsd: minor off by one checks in __write_versions() sunrpc: release svc_pool_map reference when serv allocation fails ...
2014-12-16net: Disallow providing non zero VLAN ID for NIC drivers FDB add flowOr Gerlitz
The current implementations all use dev_uc_add_excl() and such whose API doesn't support vlans, so we can't make it with NICs HW for now. Fixes: f6f6424ba773 ('net: make vid as a parameter for ndo_fdb_add/ndo_fdb_del') Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Reviewed-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-16ip_tunnel: Add missing validation of encap type to ip_tunnel_encap_setup()Thomas Graf
The encap->type comes straight from Netlink. Validate it against max supported encap types just like ip_encap_hlen() already does. Fixes: a8c5f9 ("ip_tunnel: Ops registration for secondary encap (fou, gue)") Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-12-16ip_tunnel: Add sanity checks to ip_tunnel_encap_add_ops()Thomas Graf
The symbols are exported and could be used by external modules. Fixes: a8c5f9 ("ip_tunnel: Ops registration for secondary encap (fou, gue)") Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>