- 23 6月, 2015 15 次提交
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由 Pankaj Gupta 提交于
Macvtap should be compatible with tuntap for maximum number of queues. commit 'baf71c5c (tuntap: Increase the number of queues in tun.)' removes the limitations and increases number of queues in tuntap. Now, Its safe to increase number of queues in Macvtap as well. This patch also modifies 'macvtap_del_queues' function to avoid extra memory allocation in stack. Changes from v1->v2 : Michael S. Tsirkin, Jason Wang : Better way to use linked list to avoid use of extra memory in stack. Sergei Shtylyov : Specify dependent commit's summary. Signed-off-by: NPankaj Gupta <pagupta@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Daniel Wagner 提交于
BPF offers another way to generate latency histograms. We attach kprobes at trace_preempt_off and trace_preempt_on and calculate the time it takes to from seeing the off/on transition. The first array is used to store the start time stamp. The key is the CPU id. The second array stores the log2(time diff). We need to use static allocation here (array and not hash tables). The kprobes hooking into trace_preempt_on|off should not calling any dynamic memory allocation or free path. We need to avoid recursivly getting called. Besides that, it reduces jitter in the measurement. CPU 0 latency : count distribution 1 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 0 | | 16 -> 31 : 0 | | 32 -> 63 : 0 | | 64 -> 127 : 0 | | 128 -> 255 : 0 | | 256 -> 511 : 0 | | 512 -> 1023 : 0 | | 1024 -> 2047 : 0 | | 2048 -> 4095 : 166723 |*************************************** | 4096 -> 8191 : 19870 |*** | 8192 -> 16383 : 6324 | | 16384 -> 32767 : 1098 | | 32768 -> 65535 : 190 | | 65536 -> 131071 : 179 | | 131072 -> 262143 : 18 | | 262144 -> 524287 : 4 | | 524288 -> 1048575 : 1363 | | CPU 1 latency : count distribution 1 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 0 | | 16 -> 31 : 0 | | 32 -> 63 : 0 | | 64 -> 127 : 0 | | 128 -> 255 : 0 | | 256 -> 511 : 0 | | 512 -> 1023 : 0 | | 1024 -> 2047 : 0 | | 2048 -> 4095 : 114042 |*************************************** | 4096 -> 8191 : 9587 |** | 8192 -> 16383 : 4140 | | 16384 -> 32767 : 673 | | 32768 -> 65535 : 179 | | 65536 -> 131071 : 29 | | 131072 -> 262143 : 4 | | 262144 -> 524287 : 1 | | 524288 -> 1048575 : 364 | | CPU 2 latency : count distribution 1 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 0 | | 16 -> 31 : 0 | | 32 -> 63 : 0 | | 64 -> 127 : 0 | | 128 -> 255 : 0 | | 256 -> 511 : 0 | | 512 -> 1023 : 0 | | 1024 -> 2047 : 0 | | 2048 -> 4095 : 40147 |*************************************** | 4096 -> 8191 : 2300 |* | 8192 -> 16383 : 828 | | 16384 -> 32767 : 178 | | 32768 -> 65535 : 59 | | 65536 -> 131071 : 2 | | 131072 -> 262143 : 0 | | 262144 -> 524287 : 1 | | 524288 -> 1048575 : 174 | | CPU 3 latency : count distribution 1 -> 1 : 0 | | 2 -> 3 : 0 | | 4 -> 7 : 0 | | 8 -> 15 : 0 | | 16 -> 31 : 0 | | 32 -> 63 : 0 | | 64 -> 127 : 0 | | 128 -> 255 : 0 | | 256 -> 511 : 0 | | 512 -> 1023 : 0 | | 1024 -> 2047 : 0 | | 2048 -> 4095 : 29626 |*************************************** | 4096 -> 8191 : 2704 |** | 8192 -> 16383 : 1090 | | 16384 -> 32767 : 160 | | 32768 -> 65535 : 72 | | 65536 -> 131071 : 32 | | 131072 -> 262143 : 26 | | 262144 -> 524287 : 12 | | 524288 -> 1048575 : 298 | | All this is based on the trace3 examples written by Alexei Starovoitov <ast@plumgrid.com>. Signed-off-by: NDaniel Wagner <daniel.wagner@bmw-carit.de> Cc: Alexei Starovoitov <ast@plumgrid.com> Cc: Alexei Starovoitov <ast@plumgrid.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Ingo Molnar <mingo@kernel.org> Cc: linux-kernel@vger.kernel.org Cc: netdev@vger.kernel.org Acked-by: NAlexei Starovoitov <ast@plumgrid.com> Acked-by: NDaniel Borkmann <daniel@iogearbox.net> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nikolay Aleksandrov 提交于
When STP is running in user-space and querier is configured, the querier timer is not started when a port goes to a non-blocking state. This patch unifies the user- and kernel-space stp multicast port enable path and enables it in all states different from blocking. Note that when a port goes in BR_STATE_DISABLED it's not enabled because that is handled in the beginning of the port list loop. Signed-off-by: NNikolay Aleksandrov <nikolay@cumulusnetworks.com> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/sameo/nfc-next由 David S. Miller 提交于
NFC 4.2 2nd pull request This one only contains a one liner fix for a typo that I introduced while cleaning some of the nfcmrvl patches that were part of the 1st 4.2 pull request.
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由 David S. Miller 提交于
Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next Johan Hedberg says: ==================== pull request: bluetooth-next 2015-06-18 Here's the final bluetooth-next pull request for 4.2. - Cleanups & fixes to 802.15.4 code and related drivers - Fix btusb driver memory leak - New USB IDs for Atheros controllers - Support for BCM4324B3 UART based Broadcom controller - Fix for Bluetooth encryption key size handling - Broadcom controller initialization fixes - Support for Intel controller DDC parameters - Support for multiple Bluetooth LE advertising instances - Fix for HCI user channel cleanup path Please let me know if there are any issues pulling. Thanks. ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Mahesh Bandewar 提交于
Actor and Partner details can be accessed via proc-fs, sys-fs entries or netlink interface. These interfaces are world readable at this moment. The earlier patch-series made the LACP communication secure to avoid nuisance attack from within the same L2 domain but it did not prevent "someone unprivileged" looking at that information on host and perform the same act. This patch essentially avoids spitting those entries if the user in question does not have enough privileges. Signed-off-by: NMahesh Bandewar <maheshb@google.com> Signed-off-by: NAndy Gospodarek <gospo@cumulusnetworks.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Nicolas Ferre says: ==================== net/macb: add sama5d2 support This series is basically the support for another flavor of the GEM IP configuration. It ended up being a series because of some little fixes made to the binding documentation before adding the new compatibility string. Bye, v2: - fix bindings - add sama5d2 compatibility string to the binding documentation ==================== Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Cyrille Pitchen 提交于
Add the compatible string for Atmel sama5d2 SoC family as the configuration options differ from other instances of the GEM. Signed-off-by: NCyrille Pitchen <cyrille.pitchen@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nicolas Ferre 提交于
Add sama5d2 to the biding documentation for this use of the GEM IP. Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nicolas Ferre 提交于
On sama5d4, we only have a GEM IP that is configured to do 10/100 Mbits. So the use of "Gigabit" can be confusing. Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nicolas Ferre 提交于
In the driver and the DT bindings we use the "atmel" prefix. Fix it in the binding documentation. Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Hiroaki SHIMODA 提交于
inet_diag_dump_reqs() is called from inet_diag_dump_icsk() with BH disabled. So no need to disable BH in inet_diag_dump_reqs(). Signed-off-by: NHiroaki Shimoda <shimoda.hiroaki@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Shengzhou Liu 提交于
RTL8211F has different register definitions from RTL8211E. Specially it needs to enable TXDLY in case of RGMII. Signed-off-by: NShengzhou Liu <Shengzhou.Liu@freescale.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Merge tag 'wireless-drivers-next-for-davem-2015-06-18' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next Kalle Valo says: ==================== Major changes: mwifiex: * enhancements for AP mode: support verbose information in station dump command and also information about AP link. * enable power save by default brcmfmac: * fix module reload issue for PCIe * improving msgbuf protocol for PCIe devices * rework .get_station() cfg80211 callback operation * determine interface combinations upon device feature support ath9k: * ath9k_htc: add support of channel switch wil6210: * add modparam for bcast ring size * support hidden SSID * add per-MCS Rx stats ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Scott Feldman 提交于
Remove the filter_dev check when dumping fdb entries, otherwise dump returns empty list. filter_dev is always passed as NULL when dumping fdbs on SELF. We want the fdbs installed on the device to be listed in the dump. Signed-off-by: NScott Feldman <sfeldma@gmail.com> Fixes: 45d4122c ("switchdev: add support for fdb add/del/dump via switchdev_port_obj ops") Acked-by: NSridhar Samudrala <sridhar.samudrala@intel.com> Acked-by: NJiri Pirko <jiri@resnulli.us> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 22 6月, 2015 19 次提交
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由 David S. Miller 提交于
Ivan Vecera says: ==================== bna: clean-up 2 Next round of cleaning patches. ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ivan Vecera 提交于
Signed-off-by: NIvan Vecera <ivecera@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ivan Vecera 提交于
Signed-off-by: NIvan Vecera <ivecera@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ivan Vecera 提交于
BIT value is already unsigned so casting is not necessary. Signed-off-by: NIvan Vecera <ivecera@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Roopa Prabhu 提交于
This patch adds NLM_F_APPEND flag to struct nlmsg_hdr->nlmsg_flags in newroute notifications if the route add was an append. (This is similar to how NLM_F_REPLACE is already part of new route replace notifications today) This helps userspace determine if the route add operation was an append. Signed-off-by: NRoopa Prabhu <roopa@cumulusnetworks.com> Acked-by: NScott Feldman <sfeldma@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David Herrmann 提交于
This patch adds getsockopt(SOL_NETLINK, NETLINK_LIST_MEMBERSHIPS) to retrieve all groups a socket is a member of. Currently, we have to use getsockname() and look at the nl.nl_groups bitmask. However, this mask is limited to 32 groups. Hence, similar to NETLINK_ADD_MEMBERSHIP and NETLINK_DROP_MEMBERSHIP, this adds a separate sockopt to manager higher groups IDs than 32. This new NETLINK_LIST_MEMBERSHIPS option takes a pointer to __u32 and the size of the array. The array is filled with the full membership-set of the socket, and the required array size is returned in optlen. Hence, user-space can retry with a properly sized array in case it was too small. Signed-off-by: NDavid Herrmann <dh.herrmann@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Craig Gallek 提交于
When an inet_sock is destroyed, its source port (sk_num) is set to zero as part of the unhash procedure. In order to supply a source port as part of the NETLINK_SOCK_DIAG socket destruction broadcasts, the source port number must be read from inet_sport instead. Tested: ss -E Signed-off-by: NCraig Gallek <kraig@google.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Antonio Borneo 提交于
USE_OF is used as intermediate Kconfig option by few arch's (ARM, MIPS, Xtensa). Replace instances of USE_OF outside of arch folders with proper OF_???. Signed-off-by: NAntonio Borneo <borneo.antonio@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Antonio Borneo 提交于
Signed-off-by: NAntonio Borneo <borneo.antonio@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Zhaowei Yuan 提交于
Struct inet_proto no longer exists, so update the comment which is out of date. Signed-off-by: NZhaowei Yuan <zhaowei.yuan@samsung.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Hariprasad Shenai 提交于
Signed-off-by: NHariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Raghu Vatsavayi 提交于
Following patch contains changes in liquidio Kconfig for selecting LIBCRC32C. Signed-off-by: NDerek Chickles <derek.chickles@caviumnetworks.com> Signed-off-by: NSatanand Burla <satananda.burla@caviumnetworks.com> Signed-off-by: NFelix Manlunas <felix.manlunas@caviumnetworks.com> Signed-off-by: NRaghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Kees Cook 提交于
There's no reason to perform a buffer copy for the firmware name. This also avoids a (currently impossible with current callers) NULL dereference if there was no matching firmware. Signed-off-by: NKees Cook <keescook@chromium.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Andrea Parri 提交于
The control !hlist_unhashed() in qfq_destroy_agg() is unnecessary because already performed in hlist_del_init(), so remove it. Signed-off-by: NAndrea Parri <parri.andrea@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Julien Grall 提交于
Append 0x to all %x in order to avoid while reading when there is other decimal value in the log. Also replace some of the hexadecimal print to decimal to uniformize the format with netfront. Signed-off-by: NJulien Grall <julien.grall@citrix.com> Cc: Wei Liu <wei.liu2@citrix.com> Cc: Ian Campbell <ian.campbell@citrix.com> Cc: netdev@vger.kernel.org Acked-by: NIan Campbell <ian.campbell@citrix.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Julien Grall 提交于
The variables old_req_cons and ring_slots_used are assigned but never used since commit 1650d545 "xen-netback: always fully coalesce guest Rx packets". Signed-off-by: NJulien Grall <julien.grall@citrix.com> Acked-by: NWei Liu <wei.liu2@citrix.com> Cc: Ian Campbell <ian.campbell@citrix.com> Cc: netdev@vger.kernel.org Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Julien Grall 提交于
rx->status is an int16_t, print it using %d rather than %u in order to have a meaningful value when the field is negative. Also use %u rather than %x for rx->offset. Signed-off-by: NJulien Grall <julien.grall@citrix.com> Reviewed-by: NDavid Vrabel <david.vrabel@citrix.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: netdev@vger.kernel.org Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Fabian Frederick 提交于
This patch also renames sg to sglist and aligns function parameters. See Documentation/DMA-API.txt - Part Id for scatterlist details Signed-off-by: NFabian Frederick <fabf@skynet.be> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Willem de Bruijn 提交于
Destruction of the po->rollover must be delayed until there are no more packets in flight that can access it. The field is destroyed in packet_release, before synchronize_net. Delay using rcu. Fixes: 0648ab70 ("packet: rollover prepare: per-socket state") Suggested-by: NEric Dumazet <edumazet@google.com> Signed-off-by: NWillem de Bruijn <willemb@google.com> Acked-by: NEric Dumazet <edumazet@google.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 21 6月, 2015 1 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next由 David S. Miller 提交于
Pablo Neira Ayuso says: ==================== Netfilter updates for net-next The following patchset contains a final Netfilter pull request for net-next 4.2. This mostly addresses some fallout from the previous pull request, small netns updates and a couple of new features for nfnetlink_log and the socket match that didn't get in time for the previous pull request. More specifically they are: 1) Add security context information to nfnetlink_queue, from Roman Kubiak. 2) Add support to restore the sk_mark into skb->mark through xt_socket, from Harout Hedeshian. 3) Force alignment of 16 bytes of per cpu xt_counters, from Eric Dumazet. 4) Rename br_netfilter.c to br_netfilter_hooks.c to prepare split of IPv6 code into a separated file. 5) Move the IPv6 code in br_netfilter into a separated file. 6) Remove unused RCV_SKB_FAIL() in nfnetlink_queue and nfetlink_log, from Eric Biederman. 7) Two liner to simplify netns logic in em_ipset_match(). 8) Add missing includes to net/net_namespace.h to avoid compilation problems that result from not including linux/netfilter.h in netns headers. 9) Use a forward declaration instead of including linux/proc_fs.h from netns/netfilter.h 10) Add a new linux/netfilter_defs.h to replace the linux/netfilter.h inclusion in netns headers. 11) Remove spurious netfilter.h file included in the net tree, also from Eric Biederman. 12) Fix x_tables compilation warnings on 32 bits platforms that resulted from recent changes in x_tables counters, from Florian Westphal. ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 19 6月, 2015 5 次提交
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由 Florian Westphal 提交于
On 32bit archs gcc complains due to cast from void* to u64. Add intermediate casts to long to silence these warnings. include/linux/netfilter/x_tables.h:376:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] include/linux/netfilter/x_tables.h:384:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] include/linux/netfilter/x_tables.h:391:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] include/linux/netfilter/x_tables.h:400:22: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] Fixes: 71ae0dff ("netfilter: xtables: use percpu rule counters") Reported-by: Nkbuild test robot <fengguang.wu@intel.com> Signed-off-by: NFlorian Westphal <fw@strlen.de> Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>
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由 Eric W Biederman 提交于
While testing my netfilter changes I noticed several files where recompiling unncessarily because they unncessarily included netfilter.h. Signed-off-by: N"Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>
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由 Pablo Neira Ayuso 提交于
This pulls the full hook netfilter definitions from all those that include net_namespace.h. Instead let's just include the bare minimum required in the new linux/netfilter_defs.h file, and use it from the netfilter netns header files. I also needed to include in.h and in6.h from linux/netfilter.h otherwise we hit this compilation error: In file included from include/linux/netfilter_defs.h:4:0, from include/net/netns/netfilter.h:4, from include/net/net_namespace.h:22, from include/linux/netdevice.h:43, from net/netfilter/nfnetlink_queue_core.c:23: include/uapi/linux/netfilter.h:76:17: error: field ‘in’ has incomplete type struct in_addr in; And also explicit include linux/netfilter.h in several spots. Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: NEric W. Biederman <ebiederm@xmission.com>
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由 Pablo Neira Ayuso 提交于
We don't need to pull the full definitions in that file, a simple forward declaration is enough. Moreover, include linux/procfs.h from nf_synproxy_core, otherwise this hits a compilation error due to missing declarations, ie. net/netfilter/nf_synproxy_core.c: In function ‘synproxy_proc_init’: net/netfilter/nf_synproxy_core.c:326:2: error: implicit declaration of function ‘proc_create’ [-Werror=implicit-function-declaration] if (!proc_create("synproxy", S_IRUGO, net->proc_net_stat, ^ Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: NEric W. Biederman <ebiederm@xmission.com>
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由 Pablo Neira Ayuso 提交于
Include linux/idr.h and linux/skbuff.h since they are required by objects that are declared in the net structure. struct net { ... struct idr netns_ids; ... struct sk_buff_head wext_nlevents; ... Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: NEric W. Biederman <ebiederm@xmission.com>
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