commits April 2024

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[linux-merge]linux integration; annotated tag, v6.9-rc6, created. v6.9-rc6
by postmaster＠open-mesh.org 28 Apr '24

28 Apr '24

The annotated tag, v6.9-rc6 has been created at 02c1f8066ba946feb60e7846f8d69a2a7ccf6590 (tag) tagging e67572cd2204894179d89bd7b984072f19313b03 (commit) replaces v6.9-rc5 tagged by Linus Torvalds on Sun Apr 28 13:47:24 2024 -0700 - Shortlog ------------------------------------------------------------ Linux 6.9-rc6 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAmYutdweHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiGG5oH/3Ggwz5N+gdEK3np qxUfpgJTWo+fJ6xhRLGy84TnEZ9s9UnK0Su6UuVyOb0F/2Y8hesJ6iwB16yQFKNe Nore/VvuBZ+utshz5N20yNyPugNOP74GGbyOm+d+iJwIKnmSE8jSjWyMwNFHJCZM BfoBxZrpwU/YD/0PD1KkI44jhPX1H/EcEmtNiklLnuYvJydTWiRFeku+CSgcOiRz 6fIFrcZMREZrAytMQSwteBAvI3vWblC0S39ZgJmtZt+oi+s1ksIUNG8Mm5uMAiyF LcGep2tWV06x9uB9XVvrk0qco/kOaUgYuQrHQwNu9LzsaUdYGKqBBMk41SoNXFkB hBXN26U= =N2E2 -----END PGP SIGNATURE----- ----------------------------------------------------------------------- -- linux integration

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[linux-merge]linux integration; annotated tag, v6.9-rc5, created. v6.9-rc5
by postmaster＠open-mesh.org 21 Apr '24

21 Apr '24

The annotated tag, v6.9-rc5 has been created at f7106f2f9cc0b361fbc610a7e0c74c8e0658d9b5 (tag) tagging ed30a4a51bb196781c8058073ea720133a65596f (commit) replaces v6.9-rc4 tagged by Linus Torvalds on Sun Apr 21 12:35:54 2024 -0700 - Shortlog ------------------------------------------------------------ Linux 6.9-rc5 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAmYlapoeHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiGJLgH/RFrsXefpxAWACJv wRmIx/YFjI3Z4nypBZPXysX/JOuf/cf4bR22jMHC1vhQDtxVgB7eUpEYx0C0Y5RD ll7cunAZCpP+PB725/bOWbaF94eigl8xC4RrKPon4tG1CS9NAvCJFDyNgWpqh48s sSKKae68a16zMtIX5Za8nvmsBQOeD67ZFBgI4m7wIDDhTXY3XlG84r8Rz/ZwcdE/ rExFkDMUqjpoJVAMBtETQNk4pvKZVMrW2B0f/xZSR+IKXw5l2FO0raXkIG/6TERs CxJvCuUjKIosqFLIK2O/cU9G+5V2axZ/WD8YRwDr2vlnnOPht+dFQzyPcuSqezbG ShIhQo8= =GI5F -----END PGP SIGNATURE----- ----------------------------------------------------------------------- -- linux integration

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[linux-merge]linux integration; annotated tag, v6.9-rc4, created. v6.9-rc4
by postmaster＠open-mesh.org 14 Apr '24

14 Apr '24

The annotated tag, v6.9-rc4 has been created at c8d6e4168c5b8c2b0cf545bd3ca87356b4079164 (tag) tagging 0bbac3facb5d6cc0171c45c9873a2dc96bea9680 (commit) replaces v6.9-rc3 tagged by Linus Torvalds on Sun Apr 14 13:38:39 2024 -0700 - Shortlog ------------------------------------------------------------ Linux 6.9-rc4 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAmYcPs8eHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiGyFIH/0f2/f4qCqW+aZkm efLtbzx/7DKM87nthc8knNjXaIg7vq7G+34if7bBaiCn0M2FCAm6CNJjjxYPSJ+D wZEJo4YMQdcjxumj/ztFeH8E9yK/2F4CzZdNLcFWa4SBPdKQOKK4y/3XbYV4CfnV uVo6xwNkHSDESCCH7ohISpunxhY/ZjKBBxjYUTznp4w/y9dGq3juDYATX2WoH+v9 X3wR0xbIlDg3v58Zzz84WbuILq/o6aSNsKE3cQnLpZEcVYeneGoM/gEqCKod1VT3 uhTQ7Oho/LI/oip7AIRYoejF9B84T/XbrTJWPG6Ykyyba79aQT46D7YBE5mx96n9 xkiTxgA= =N78A -----END PGP SIGNATURE----- Sven Eckelmann (1): batman-adv: Avoid infinite loop trying to resize local TT ----------------------------------------------------------------------- -- linux integration

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[batman-adv] ecsv/pu,main,main: batman-adv: remove linux/genetlink.h (c14c19af)
by postmaster＠open-mesh.org 12 Apr '24

12 Apr '24

Repository : ssh://git@diktynna/batman-adv On branches: ecsv/pu,main,main >--------------------------------------------------------------- commit c14c19af09d593a8948dcfd4a75ad6eef943ae3e Author: Jakub Kicinski <kuba(a)kernel.org> Date: Fri Mar 29 10:57:10 2024 -0700 batman-adv: remove linux/genetlink.h genetlink.h is a shell of what used to be a combined uAPI and kernel header over a decade ago. It has fewer than 10 lines of code. Merge it into net/genetlink.h. In some ways it'd be better to keep the combined header under linux/ but it would make looking through git history harder. Link: https://lore.kernel.org/r/20240329175710.291749-4-kuba@kernel.org Signed-off-by: Jakub Kicinski <kuba(a)kernel.org> Signed-off-by: Sven Eckelmann <sven(a)narfation.org> >--------------------------------------------------------------- c14c19af09d593a8948dcfd4a75ad6eef943ae3e net/batman-adv/main.c | 2 +- net/batman-adv/netlink.c | 1 - 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index 75119f1f..8e0f44c7 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -14,7 +14,6 @@ #include <linux/crc32c.h> #include <linux/device.h> #include <linux/errno.h> -#include <linux/genetlink.h> #include <linux/gfp.h> #include <linux/if_ether.h> #include <linux/if_vlan.h> @@ -38,6 +37,7 @@ #include <linux/string.h> #include <linux/workqueue.h> #include <net/dsfield.h> +#include <net/genetlink.h> #include <net/rtnetlink.h> #include <uapi/linux/batadv_packet.h> #include <uapi/linux/batman_adv.h> diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c index 6aff7cc1..3f0003fc 100644 --- a/net/batman-adv/netlink.c +++ b/net/batman-adv/netlink.c @@ -15,7 +15,6 @@ #include <linux/cache.h> #include <linux/err.h> #include <linux/errno.h> -#include <linux/genetlink.h> #include <linux/gfp.h> #include <linux/if_ether.h> #include <linux/if_vlan.h>

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[linux-merge]linux integration; annotated tag, v6.9-rc3, created. v6.9-rc3
by postmaster＠open-mesh.org 07 Apr '24

07 Apr '24

The annotated tag, v6.9-rc3 has been created at b4429db95735be42f9b96d7383adfe2fc51dc9fa (tag) tagging fec50db7033ea478773b159e0e2efb135270e3b7 (commit) replaces v6.9-rc2 tagged by Linus Torvalds on Sun Apr 7 13:22:46 2024 -0700 - Shortlog ------------------------------------------------------------ Linux 6.9-rc3 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAmYTAJYeHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiG2bEH/jOBXd0ZCz+s9+F4 TbSvDEE8UjitQdEJ5WSBY9CEvFI8OuVQr23gYPUn+gfgqLX0Vsp8HfxL6bBP5Tj6 DSzAkwF/mvIfa6VLFmO1GmvyhYtmWkmbM825tNqKHSNTBc9cCLH3H+780wNtTMwQ VkB8O3KS/wZBGKSbFfiXW+fT3SkWIMLtdBAaox+vcxHXpiluXxSbxANRD5kTbdG0 UAW9S4+3A0jNk/KeXEvJDqkf7C3ASsjtNPbK+gFDfOXxdNYFTC2IUf93rL61VB4s C2rtUklcLE8gFDtvkQ8JtGWmDj4pWPEDIyhICKlzP/aKCjXcNzLaoM0GJQYJS+PN aNevw24= =318J -----END PGP SIGNATURE----- ----------------------------------------------------------------------- -- linux integration

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[doc] backup-redmine,main: doc: open-mesh/News-draft: stub for 2024.1 (6db7849e)
by postmaster＠open-mesh.org 05 Apr '24

05 Apr '24

Repository : ssh://git@diktynna/doc On branches: backup-redmine,main >--------------------------------------------------------------- commit 6db7849e879fbcfc1776ad955b8531f8dbad702e Author: Sven Eckelmann <sven(a)narfation.org> Date: Sun Mar 31 13:36:03 2024 +0000 doc: open-mesh/News-draft: stub for 2024.1 >--------------------------------------------------------------- 6db7849e879fbcfc1776ad955b8531f8dbad702e open-mesh/News-draft.textile | 68 +++++++++++++++++--------------------------- 1 file changed, 26 insertions(+), 42 deletions(-) diff --git a/open-mesh/News-draft.textile b/open-mesh/News-draft.textile index 1c9d001b..e2907438 100644 --- a/open-mesh/News-draft.textile +++ b/open-mesh/News-draft.textile @@ -1,16 +1,16 @@ -h1. DRAFT: Batman-adv 2024.0 released +h1. DRAFT: Batman-adv 2024.1 released -Jan 30th, 2024. Today the B.A.T.M.A.N. team publishes the January 2024 update to batman-adv! batman-adv gained support for the new stateless, TVLV capable batman-adv multicast packet type. The originator of a multicast packet includes all destinations for this packet. The routers on the way will potentially split this destination list (based on the best next hops) and and forward for each chunk an adjusted packet to the best next neighbor. Also several bug fixes and code cleanups are included in this version. +Apr 2nd, 2024. Today the B.A.T.M.A.N. team publishes the April 2024 update to batman-adv! Several bug fixes and code cleanups are included in this version. As the kernel module always depends on the Linux kernel it is compiled against, it does not make sense to provide binaries on our website. As usual, you will find the signed tarballs in our download section: -https://downloads.open-mesh.org/batman/releases/batman-adv-2024.0/ +https://downloads.open-mesh.org/batman/releases/batman-adv-2024.1/ h2. Thanks Thanks to all people sending in patches: -* Linus Lüssing <linus.luessing(a)c0d3.blue> +* Markus Elfring <elfring(a)users.sourceforge.net> * Simon Wunderlich <sw(a)simonwunderlich.de> * Sven Eckelmann <sven(a)narfation.org> @@ -18,36 +18,34 @@ h2. batman-adv <pre> $ git describe origin/main -v2023.3-11-gecdc425a -$ range=v2023.3..v2023.3-11-gecdc425a +v2024.0-6-gfa7059d9 +$ range=v2024.0..v2024.0-6-gfa7059d9 $ git shortlog --email --no-merges "${range}" $ git log --no-merges "${range}"|grep -e '$Reported\|Tested\|Acked\|Reviewed-by\|Co-authored-by$-by'|sed 's/.*:/*/'|sort|uniq -Sven Eckelmann <sven(a)narfation.org> (4): +Markus Elfring <elfring(a)users.sourceforge.net> (2): + batman-adv: Return directly after a failed batadv_dat_select_candidates() in batadv_dat_forward_data() + batman-adv: Improve exception handling in batadv_throw_uevent() + + +Sven Eckelmann <sven(a)narfation.org> (2): + batman-adv: Drop usage of export.h + batman-adv: Avoid infinite loop trying to resize local TT features ======== - batman-adv: mcast: implement multicast packet reception and forwarding - batman-adv: mcast: implement multicast packet generation - batman-adv: mcast: shrink tracker packet after scrubbing - batman-adv: mcast: fix mcast packet type counter on timeouted nodes - batman-adv: mcast: fix memory leak on deleting a batman-adv interface new kernel version ================== - batman-adv: compat: Fix skb_vlan_eth_hdr conflict in stable kernels - batman-adv: Drop support for Linux < 4.19 coding style cleanup/refactoring ================================ - batman-adv: Switch to linux/sprintf.h - batman-adv: Switch to linux/array_size.h various ======= @@ -60,20 +58,22 @@ bugfixes -2024.0 (2024-01-30) +2024.1 (2024-04-02) =================== -* support latest kernels (4.19 - 6.8) +* support latest kernels (4.19 - 6.9) * coding style cleanups and refactoring -* Add stateless multicast packet format support +* bugs squashed: + + - avoid infinite loop while trying to resize local translation table </pre> h2. batctl <pre> $ git describe origin/main -v2023.3-9-gfb7a514 -$ range=v2023.3..v2023.3-9-gfb7a514 +v2024.0-1-g05e6984 +$ range=v2024.0..v2024.0-1-g05e6984 $ git shortlog --email --no-merges "${range}" $ git log --no-merges "${range}"|grep -e '$Reported\|Tested\|Acked\|Reviewed-by\|Co-authored-by$-by'|sed 's/.*:/*/'|sort|uniq @@ -82,49 +82,33 @@ $ git log --no-merges "${range}"|grep -e '\(Reported\|Tested\|Acked\|Reviewed-by features ======== - batctl: mcast_flags: update to current state - batctl: tcpdump: parse batman-adv mcast packet type - coding style cleanup/refactoring ================================ - - - bugfixes ======== - batctl: tcpdump: Fix missing sanity check for batman-adv header - batctl: tcpdump: Add missing throughput header length check - batctl: tcpdump: Fix IPv4 header length check - batctl: tcpdump: Add missing ICMPv6 Neighbor Advert length check - batctl: tcpdump: Add missing ICMPv6 Neighbor Solicit length check - batctl: tcpdump: Fix ICMPv4 inner IPv4 header length check -2024.0 (2024-01-30) +2024.1 (2024-04-02) =================== -* Add stateless multicast packet format support -* bugs squashed: - - - Fix various length checks in tcpdump-like subcommand - +* (no changes) </pre> h2. alfred <pre> $ git describe origin/main -v2023.3-1-g729f31f -$ range=v2023.3..v2023.3-1-g729f31f +v2024.0-1-g53b0b32 +$ range=v2024.0..v2024.0-1-g53b0b32 $ git shortlog --email --no-merges "${range}" $ git log --no-merges "${range}"|grep -e '$Reported\|Tested\|Acked\|Reviewed-by\|Co-authored-by$-by'|sed 's/.*:/*/'|sort|uniq -2024.0 (2024-01-30) +2024.1 (2024-04-02) =================== * (no changes)

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[doc] backup-redmine,main: doc: devtools/Kernel_hacking_Debian_image (221295f4)
by postmaster＠open-mesh.org 05 Apr '24

05 Apr '24

Repository : ssh://git@diktynna/doc On branches: backup-redmine,main >--------------------------------------------------------------- commit 221295f4e46eee037a105734c18928639dd2ae0e Author: Sven Eckelmann <sven(a)narfation.org> Date: Sun Mar 17 13:29:01 2024 +0000 doc: devtools/Kernel_hacking_Debian_image >--------------------------------------------------------------- 221295f4e46eee037a105734c18928639dd2ae0e devtools/Kernel_hacking_Debian_image.textile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/devtools/Kernel_hacking_Debian_image.textile b/devtools/Kernel_hacking_Debian_image.textile index 6671dcbe..60059d78 100644 --- a/devtools/Kernel_hacking_Debian_image.textile +++ b/devtools/Kernel_hacking_Debian_image.textile @@ -216,7 +216,8 @@ CONFIG_STACK_VALIDATION=y CONFIG_WQ_WATCHDOG=y CONFIG_DEBUG_WQ_FORCE_RR_CPU=y CONFIG_DEBUG_SECTION_MISMATCH=y -CONFIG_UNWINDER_ORC=y +# test CONFIG_UNWINDER_ORC=y instead of CONFIG_UNWINDER_FRAME_POINTER=y when having problems with interrupt related code +CONFIG_UNWINDER_FRAME_POINTER=y CONFIG_FTRACE=y CONFIG_FUNCTION_TRACER=y CONFIG_FUNCTION_GRAPH_TRACER=y

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[doc] main: Merge tag 'backup-redmine/2024-04-05' (8749c351)
by postmaster＠open-mesh.org 05 Apr '24

05 Apr '24

Repository : ssh://git@diktynna/doc On branch : main >--------------------------------------------------------------- commit 8749c351739838fe6e9797280d5131eb568c118c Merge: 1e8e5812 8e322288 Author: Sven Eckelmann <sven(a)narfation.org> Date: Fri Apr 5 18:55:20 2024 +0200 Merge tag 'backup-redmine/2024-04-05' >--------------------------------------------------------------- 8749c351739838fe6e9797280d5131eb568c118c devtools/Kernel_hacking_Debian_image.rst | 3 ++- open-mesh/Download.rst | 26 ++++++++++++++------------ 2 files changed, 16 insertions(+), 13 deletions(-) diff --cc devtools/Kernel_hacking_Debian_image.rst index c4a3e7fc,00000000..266812bc mode 100644,000000..100644 --- a/devtools/Kernel_hacking_Debian_image.rst +++ b/devtools/Kernel_hacking_Debian_image.rst @@@ -1,388 -1,0 +1,389 @@@ +.. SPDX-License-Identifier: GPL-2.0 + +Kernel hacking Debian image +=========================== + +The :doc:`OpenWrt image <OpenWrt_in_QEMU>` is an easy way to start multiple +virtual instances. But these instances usually don’t provide the +required infrastructure to test kernel modules extensively. And it also +depends on special toolchains to prepare the used tools/modules which +should tested. + +It is often easier to use the same operating system in the virtual +environment and on the host. Only the kernel is modified here to provide +the necessary helpers for in-kernel development. + +An interested reader might even extend this further to only provide a +modified kernel and use the currently running rootfs also in the virtual +environment. Such an approach is used in `hostap’s test +vm <https://w1.fi/cgit/hostap/tree/tests/hwsim/vm>`__ but it is out of +scope for this document. + +Create an Image +--------------- + +The debian root filesystem is used here to a minimal system to boot and +run the test programs. It is a simple ext4 filesystem with only +userspace components from Debian. The configuration is changed to: + +* automatically mount the shared folder +* automatically set up a static IPv4 address and hostname on bootup +* start a test-init.sh script from the shared folder on bootup +* disable root password +* prefer batctl binary from shared folder’s batctl subdirectory instead + of virtual environment binary + +The installation is also cleaned up at the end to reduce the required +storage space + +.. code-block:: sh + + qemu-img create debian.img 8G + sudo mkfs.ext4 -O '^has_journal' -F debian.img + sudo mkdir debian + sudo mount -o loop debian.img debian + sudo debootstrap bullseye debian + sudo systemd-nspawn -D debian apt update + sudo systemd-nspawn -D debian apt install --no-install-recommends build-essential vim openssh-server less \ + pkg-config libnl-3-dev libnl-genl-3-dev libcap-dev tcpdump rng-tools5 \ + trace-cmd flex bison libelf-dev libdw-dev binutils-dev libunwind-dev libssl-dev libslang2-dev liblzma-dev libperl-dev + sudo systemd-nspawn -D debian apt remove rsyslog + sudo systemd-nspawn -D debian systemctl enable fstrim.timer + + sudo mkdir debian/root/.ssh/ + ssh-add -L | sudo tee debian/root/.ssh/authorized_keys + + sudo mkdir debian/host + sudo sh -c 'cat > debian/etc/fstab << EOF + host /host 9p trans=virtio,version=9p2000.L,posixacl,msize=524288 0 0 + EOF' + + sudo sh -c 'cat > debian/etc/rc.local << "EOF" + #!/bin/sh -e + + MAC_PART="$(ip link show enp0s1 | awk "/ether/ {print \$2}"| sed -e "s/.*://" -e "s/[\\n\\ ].*//"|awk "{print (\"0x\"\$1)*1 }")" + IP_PART="$(echo $MAC_PART|awk "{ print \$1+50 }")" + NODE_NR="$(echo $MAC_PART|awk "{ printf(\"%02d\", \$1) }")" + ip addr add 192.168.251.${IP_PART}/24 dev enp0s1 + ip link set up dev enp0s1 + hostname "node"$NODE_NR + ip link set up dev lo + [ ! -x /host/test-init.sh ] || /host/test-init.sh + exit 0 + EOF' + sudo chmod a+x debian/etc/rc.local + + sudo sed -i 's/^root:[^:]*:/root::/' debian/etc/shadow + + sudo mkdir -p debian/etc/systemd/journald.conf.d + cat << "EOF" | sudo tee debian/etc/systemd/journald.conf.d/storage.conf + [Journal] + Storage=volatile + EOF + + ## optionally: allow ssh logins without passwords + #cat << "EOF" | sudo tee debian/etc/ssh/sshd_config.d/local.conf + #PermitRootLogin yes + #PermitEmptyPasswords yes + #UsePAM no + #EOF + + ## optionally: enable autologin for user root + #sudo mkdir debian/etc/systemd/system/serial-getty(a)hvc0.service.d/ + #cat << "EOF" | sudo tee debian/etc/systemd/system/serial-getty(a)hvc0.service.d/autologin.conf + #[Service] + #ExecStart= + #ExecStart=-/sbin/agetty --autologin root -s %I 115200,38400,9600 vt102 + #EOF + + sudo sh -c 'echo '\''PATH="/host/batctl/:$PATH"'\'' >> debian/etc/profile' + sudo rm debian/var/cache/apt/archives/*.deb + sudo rm debian/var/lib/apt/lists/* + sudo e4defrag -v debian/ + sudo umount debian + sudo fsck.ext4 -fD debian.img + sudo zerofree -v debian.img + sudo fallocate --dig-holes debian.img + + + ## optionally: convert image to qcow2 + #sudo qemu-img convert -c -f raw -O qcow2 debian.img debian.qcow2 + #sudo mv debian.qcow2 debian.img + +Kernel compile +-------------- + +Any recent kernel can be used for the setup. We will use linux-next here +to get the most recent development kernels. It is also assumed that the +sources are copied to the same directory as the debian.img and a x86_64 +image will be used. + +The kernel will be build to enhance the virtualization and debugging +experience. It is configured with: + +* basic kernel features +* support for necessary drivers +* kernel hacking helpers +* kernel address + undefined sanitizers +* support for hwsim + +.. code-block:: sh + + # make sure that libelf-dev is installed or module build will fail with something like "No rule to make target 'net/batman-adv/bat_algo.o'" + + git clone git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git + cd linux-next + + cat > ./kernel/configs/debug_kernel.config << EOF + + # small configuration + CONFIG_SMP=y + CONFIG_MODULES=y + CONFIG_MODULE_UNLOAD=y + CONFIG_MODVERSIONS=y + CONFIG_MODULE_SRCVERSION_ALL=y + CONFIG_64BIT=y + CONFIG_HW_RANDOM_VIRTIO=y + CONFIG_VIRTIO_BALLOON=y + CONFIG_VSOCKETS=y + CONFIG_VIRTIO_VSOCKETS=y + CONFIG_IOMMU_SUPPORT=y + CONFIG_VIRTIO_IOMMU=y + CONFIG_SCSI_VIRTIO=y + CONFIG_BLK_DEV_SD=y + CONFIG_CRC16=y + CONFIG_LIBCRC32C=y + CONFIG_DEBUG_FS=y + CONFIG_IPV6=y + CONFIG_BRIDGE=y + CONFIG_VLAN_8021Q=y + CONFIG_9P_FS_POSIX_ACL=y + CONFIG_9P_FS_SECURITY=y + CONFIG_EXT4_FS=y + CONFIG_HW_RANDOM=y + CONFIG_SCSI=y + CONFIG_DEVTMPFS=y + CONFIG_PVH=y + CONFIG_PARAVIRT_TIME_ACCOUNTING=y + CONFIG_PARAVIRT_SPINLOCKS=y + CONFIG_BINFMT_SCRIPT=y + CONFIG_BINFMT_MISC=y + CONFIG_SYSVIPC=y + CONFIG_POSIX_MQUEUE=y + CONFIG_CROSS_MEMORY_ATTACH=y + CONFIG_UNIX=y + CONFIG_TMPFS=y + CONFIG_CGROUPS=y + CONFIG_BLK_CGROUP=y + CONFIG_CGROUP_CPUACCT=y + CONFIG_CGROUP_DEVICE=y + CONFIG_CGROUP_FREEZER=y + CONFIG_CGROUP_NET_CLASSID=y + CONFIG_CGROUP_NET_PRIO=y + CONFIG_CGROUP_PERF=y + CONFIG_CGROUP_SCHED=y + CONFIG_INOTIFY_USER=y + CONFIG_CFG80211=y + CONFIG_DUMMY=y + CONFIG_PACKET=y + CONFIG_VETH=y + CONFIG_IP_MULTICAST=y + CONFIG_NET_IPGRE_DEMUX=y + CONFIG_NET_IPGRE=y + CONFIG_NET_IPGRE_BROADCAST=y + CONFIG_NO_HZ_IDLE=y + CONFIG_CPU_IDLE_GOV_HALTPOLL=y + CONFIG_PVPANIC=y + + # makes boot a lot slower but required for shutdown + CONFIG_ACPI=y + + + #debug stuff + CONFIG_STACKPROTECTOR=y + CONFIG_STACKPROTECTOR_STRONG=y + CONFIG_SOFTLOCKUP_DETECTOR=y + CONFIG_HARDLOCKUP_DETECTOR=y + CONFIG_DETECT_HUNG_TASK=y + CONFIG_SCHED_STACK_END_CHECK=y + CONFIG_DEBUG_RT_MUTEXES=y + CONFIG_DEBUG_SPINLOCK=y + CONFIG_DEBUG_MUTEXES=y + CONFIG_PROVE_LOCKING=y + CONFIG_LOCK_STAT=y + CONFIG_DEBUG_LOCKDEP=y + CONFIG_DEBUG_ATOMIC_SLEEP=y + CONFIG_DEBUG_LIST=y + CONFIG_DEBUG_PLIST=y + CONFIG_DEBUG_SG=y + CONFIG_DEBUG_NOTIFIERS=y + CONFIG_X86_VERBOSE_BOOTUP=y + CONFIG_STRICT_KERNEL_RWX=y + CONFIG_DEBUG_RODATA_TEST=n + CONFIG_STRICT_MODULE_RWX=y + CONFIG_PAGE_EXTENSION=y + CONFIG_DEBUG_PAGEALLOC=y + CONFIG_DEBUG_OBJECTS=y + CONFIG_DEBUG_OBJECTS_FREE=y + CONFIG_DEBUG_OBJECTS_TIMERS=y + CONFIG_DEBUG_OBJECTS_WORK=y + CONFIG_DEBUG_OBJECTS_RCU_HEAD=y + CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y + CONFIG_DEBUG_KERNEL=y + CONFIG_DEBUG_KMEMLEAK=y + CONFIG_DEBUG_STACK_USAGE=y + CONFIG_DEBUG_INFO=y + CONFIG_DEBUG_INFO_DWARF5=y + CONFIG_GDB_SCRIPTS=y + CONFIG_READABLE_ASM=y + CONFIG_STACK_VALIDATION=y + CONFIG_WQ_WATCHDOG=y + CONFIG_DEBUG_WQ_FORCE_RR_CPU=y + CONFIG_DEBUG_SECTION_MISMATCH=y - CONFIG_UNWINDER_ORC=y ++ # test CONFIG_UNWINDER_ORC=y instead of CONFIG_UNWINDER_FRAME_POINTER=y when having problems with interrupt related code ++ CONFIG_UNWINDER_FRAME_POINTER=y + CONFIG_FTRACE=y + CONFIG_FUNCTION_TRACER=y + CONFIG_FUNCTION_GRAPH_TRACER=y + CONFIG_FTRACE_SYSCALLS=y + CONFIG_TRACER_SNAPSHOT=y + CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP=y + CONFIG_STACK_TRACER=y + CONFIG_UPROBE_EVENTS=y + CONFIG_DYNAMIC_FTRACE=y + CONFIG_FUNCTION_PROFILER=y + CONFIG_HIST_TRIGGERS=y + CONFIG_SYMBOLIC_ERRNAME=y + CONFIG_DYNAMIC_DEBUG=y + CONFIG_PRINTK_TIME=y + CONFIG_PRINTK_CALLER=y + CONFIG_DEBUG_MISC=y + CONFIG_SLUB_DEBUG=y + + # for GCC 5+ + CONFIG_KASAN=y + CONFIG_KASAN_INLINE=y + CONFIG_UBSAN_SANITIZE_ALL=y + CONFIG_UBSAN=y + CONFIG_KCSAN=y + CONFIG_KFENCE=y + + # avoid that boot is delayed much by the delayed kobject release code + CONFIG_DEBUG_KOBJECT_RELEASE=n + EOF + + make allnoconfig + make kvm_guest.config + make debug_kernel.config + + make all -j$(nproc || echo 1) + +Build the BIOS +-------------- + +The (sea)bios used by qemu is nice to boot all kind of legacy images but +reduces the performance for booting a paravirtualized Linux system. +Something like qboot works better for this purpose: + +.. code-block:: sh + + git clone https://github.com/bonzini/qboot.git + cd qboot + meson build && ninja -C build + cd .. + +.. _devtools-hacking-debian-image-building-the-batman-adv-module: + +Building the batman-adv module +------------------------------ + +The kernel module can be build outside the virtual environment and +shared over the 9p mount. The path to the kernel sources have to be +provided to the make process + +.. code-block:: sh + + make KERNELPATH="$(pwd)/../linux-next" + +The kernel module can also be compiled in a way which creates better +stack traces and increases the usability with (k)gdb: + +.. code-block:: sh + + make EXTRA_CFLAGS="-fno-inline -Og -fno-optimize-sibling-calls -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining" KERNELPATH="$(pwd)/../linux-next" V=1 + +Start of the environment +------------------------ + +virtual network initialization +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The +:ref:`virtual-network.sh from the OpenWrt environment <devtools-openwrt-in-qemu-virtual-network-initialization>` +can be reused again. + +VM instances bringup +~~~~~~~~~~~~~~~~~~~~ + +The +:ref:`run.sh from the OpenWrt environment <devtools-openwrt-in-qemu-vm-instances-bringup>` +can mostly be reused. There are only minimal +adjustments required. + +The BASE_IMG is of course no longer the same because a new image +“debian.img” was created for our new environment. The image also doesn’t +contain a bootloader or kernel anymore. The kernel must now be supplied +manually to qemu. + +.. code-block:: sh + + BASE_IMG=debian.img + BOOTARGS+=("-bios" "qboot/build/bios.bin") + BOOTARGS+=("-kernel" "linux-next/arch/x86/boot/bzImage") + BOOTARGS+=("-append" "root=/dev/sda rw console=hvc0 nokaslr tsc=reliable no_timer_check noreplace-smp rootfstype=ext4 rcupdate.rcu_expedited=1 reboot=t pci=lastbus=0 i8042.direct=1 i8042.dumbkbd=1 i8042.nopnp=1 i8042.noaux=1 no_hash_pointers") + BOOTARGS+=("-device" "virtconsole,chardev=charconsole0,id=console0") + +It is also recommended to use linux-next/vmlinux instead of bzImage with +qemu 4.0.0 (or later) + +Automatic test initialization +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The +:ref:`test-init.sh from the OpenWrt environment <devtools-openwrt-in-qemu-automatic-test-initialization>` +is always test specific. But its main +functionality is still the same as before. A simple example would be: + +.. code-block:: sh + + cat > test-init.sh << "EOF" + #! /bin/sh + + set -e + + ## get internet access + dhclient enp0s2 + + ## Simple batman-adv setup + + # ip link add dummy0 type dummy + ip link set up dummy0 + + rmmod batman-adv || true + insmod /host/batman-adv/net/batman-adv/batman-adv.ko + /host/batctl/batctl routing_algo BATMAN_IV + /host/batctl/batctl if add dummy0 + /host/batctl/batctl it 5000 + /host/batctl/batctl if add enp0s1 + ip link set up dev enp0s1 + ip link set up dev bat0 + EOF + + chmod +x test-init.sh + +Start +----- + +The startup method +:ref:`from the OpenWrt environment <devtools-openwrt-in-qemu-start>` +should be used here. diff --cc open-mesh/Download.rst index a425be72,00000000..11382672 mode 100644,000000..100644 --- a/open-mesh/Download.rst +++ b/open-mesh/Download.rst @@@ -1,286 -1,0 +1,288 @@@ +.. SPDX-License-Identifier: GPL-2.0 + +Download B.A.T.M.A.N. +===================== + +We are currently working on different branches. To get the details about +the differences of these branches, see our :doc:`Branches Explained page <BranchesExplained>`. + +Please use the stable branch for your public infrastructure unless you +know exactly what you are doing and are prepared for the big unknown. + +.. _open-mesh-download-download-released-source-code: + +Download Released Source Code +----------------------------- + +- The latest version of batman-adv is - `batman-adv-2024.0.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ - `md5 <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ - `sha1 <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ - `asc <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ ++ `batman-adv-2024.1.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ ++ `md5 <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ ++ `sha1 <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ ++ `asc <https://downloads.open-mesh.org/batman/stable/sources/batman-adv/batman-adv…>`__ +- The latest version of batctl (management and control tool for + batman-adv) is - `batctl-2024.0.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.0.…>`__ - `md5 <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.0.…>`__ - `sha1 <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.0.…>`__ - `asc <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.0.…>`__ ++ `batctl-2024.1.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.1.…>`__ ++ `md5 <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.1.…>`__ ++ `sha1 <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.1.…>`__ ++ `asc <https://downloads.open-mesh.org/batman/stable/sources/batctl/batctl-2024.1.…>`__ +- The latest version of alfred (Almighty Lightweight Fact Remote + Exchange Daemon) is - `alfred-2024.0.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.0.…>`__ - `md5 <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.0.…>`__ - `sha1 <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.0.…>`__ - `asc <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.0.…>`__ ++ `alfred-2024.1.tar.gz <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.1.…>`__ ++ `md5 <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.1.…>`__ ++ `sha1 <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.1.…>`__ ++ `asc <https://downloads.open-mesh.org/batman/stable/sources/alfred/alfred-2024.1.…>`__ + +- The latest stable version of batmand + (:ref:`unmaintained <open-mesh-BranchesExplained-batmand>`) is + `batman-0.3.2.tar.gz <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/batman-0.3.2.t…>`__ + `md5 <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/batman-0.3.2.t…>`__ + `sha1 <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/batman-0.3.2.t…>`__ + `asc <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/batman-0.3.2.t…>`__ +- The latest version of the vis server for the batmand (package not + needed for batman-adv) is + `vis-0.3.2.tar.gz <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/vis-0.3.2.tar.…>`__ + `md5 <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/vis-0.3.2.tar.…>`__ + `sha1 <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/vis-0.3.2.tar.…>`__ + `asc <https://downloads.open-mesh.org/batman/releases/batman-0.3.2/vis-0.3.2.tar.…>`__ + +If you are wondering whether batman-adv or batmand might suit your setup +better, have a look at :doc:`this page </batman-adv/Wiki>`. Please note that +the development is focusing on batman-adv at the moment. + +To download previous release tarballs, simply check out our `download +section <https://downloads.open-mesh.org/batman/releases/>`__. + +If you find any bugs, please :doc:`let us know <Contribute>`! + +Git Repository Access +--------------------- + +Since we started integrating the batman-adv kernel module into the +mainline Linux tree, we maintain a git repository which contains the +batman-adv maintenance branches. More information can be found +:doc:`on our git page <UsingBatmanGit>`. +On overview about all the git repositories can be found on our `git +frontend <https://git.open-mesh.org>`__. We also host individual +repositories for development related to batman or meshing in general. +Feel free to contact us if you are interested in getting a repository +too. + +batman-adv in the Linux tree +---------------------------- + +Since linux 2.6.33 batman-adv is part of the official linux tree. You +can build batman-adv along with your linux binary by simply selecting +batman-adv in the Linux drivers section. If you want to have access to +the latest features on a non-bleeding edge kernel, you can clone our +git repository which still are backward compatible to all +stable/longterm kernels. + +It follows an overview of linux versions and the batman-adv version they +contain, so that you can easily pick the compatible batctl packages: + +- linux 2.6.33 => batman-adv 0.2.0 (get batctl 0.2.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.34 => batman-adv 0.2.1 (get batctl 0.2.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.35 => batman-adv 2010.0.x (get batctl 2010.0.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.36 => batman-adv 2010.1.x (get batctl 2010.1.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.37 => batman-adv 2010.2.x (get batctl 2010.2.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.38 => batman-adv 2011.0.x (get batctl 2011.0.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 2.6.39 => batman-adv 2011.1.x (get batctl 2011.1.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.0 => batman-adv 2011.2.x (get batctl 2011.2.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.1 => batman-adv 2011.3.x (get batctl 2011.3.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.2 => batman-adv 2011.4.x (get batctl 2011.4.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.3 => batman-adv 2012.0.x (get batctl 2012.0.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.4 => batman-adv 2012.1.x (get batctl 2012.1.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.5 => batman-adv 2012.2.x (get batctl 2012.2.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.6 => batman-adv 2012.3.x (get batctl 2012.3.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.7 => batman-adv 2012.4.x (get batctl 2012.4.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.8 => batman-adv 2013.0.x (get batctl 2013.0.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.9 => batman-adv 2013.1.x (get batctl 2013.1.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.10 => batman-adv 2013.2.x (get batctl 2013.2.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.11 => batman-adv 2013.3.x (get batctl 2013.3.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.12 => batman-adv 2013.4.x (get batctl 2013.4.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.13 => batman-adv 2014.0.x (get batctl 2014.0.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ + NOTE: in-kernel version number is 2013.5.0 +- linux 3.14 => batman-adv 2014.1.x (get batctl 2014.1.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.15 => batman-adv 2014.2.x (get batctl 2014.2.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.16 => batman-adv 2014.3.x (get batctl 2014.3.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 3.17-3.19 => batman-adv 2014.4.x (get batctl 2014.4.x from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.0-4.1 => batman-adv 2015.0 (get batctl 2015.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/>`__ +- linux 4.2-4.3 => batman-adv 2015.1 (get batctl 2015.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.4 => batman-adv 2015.2 (get batctl 2015.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.5 => batman-adv 2016.0 (get batctl 2016.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.6 => batman-adv 2016.1 (get batctl 2016.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.7 => batman-adv 2016.2 (get batctl 2016.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.8 => batman-adv 2016.3 (get batctl 2016.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.9 => batman-adv 2016.4 (get batctl 2016.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.10 => batman-adv 2016.5 (get batctl 2016.5 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.11 => batman-adv 2017.0.1 (get batctl 2017.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.12 => batman-adv 2017.1 (get batctl 2017.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.13 => batman-adv 2017.2 (get batctl 2017.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.14 => batman-adv 2017.3 (get batctl 2017.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.15 => batman-adv 2017.4 (get batctl 2017.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.16 => batman-adv 2018.0 (get batctl 2018.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.17 => batman-adv 2018.1 (get batctl 2018.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.18 => batman-adv 2018.2 (get batctl 2018.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.19 => batman-adv 2018.3 (get batctl 2018.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 4.20 => batman-adv 2018.4 (get batctl 2018.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.0 => batman-adv 2019.0 (get batctl 2019.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.1 => batman-adv 2019.1 (get batctl 2019.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.2 => batman-adv 2019.2 (get batctl 2019.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.3 => batman-adv 2019.3 (get batctl 2019.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.4 => batman-adv 2019.4 (get batctl 2019.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.5 => batman-adv 2019.5 (get batctl 2019.5 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.6 => batman-adv 2020.0 (get batctl 2020.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.7 => batman-adv 2020.1 (get batctl 2020.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.8 => batman-adv 2020.2 (get batctl 2020.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.9 => batman-adv 2020.3 (get batctl 2020.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.10 => batman-adv 2020.4 (get batctl 2020.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.11 => batman-adv 2021.0 (get batctl 2021.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.13 => batman-adv 2021.1 (get batctl 2021.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.14 => batman-adv 2021.2 (get batctl 2021.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.15 => batman-adv 2021.3 (get batctl 2021.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.16 => batman-adv 2021.4 (get batctl 2021.4 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.17 => batman-adv 2022.0 (get batctl 2022.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.18 => batman-adv 2022.1 (get batctl 2022.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 5.19 => batman-adv 2022.2 (get batctl 2022.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.1 => batman-adv 2022.3 (get batctl 2022.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.2 => batman-adv 2023.0 (get batctl 2023.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.3 => batman-adv 2023.0 (get batctl 2023.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.4 => batman-adv 2023.1 (get batctl 2023.1 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.5 => batman-adv 2023.2 (get batctl 2023.2 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.6 => batman-adv 2023.3 (get batctl 2023.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.7 => batman-adv 2023.3 (get batctl 2023.3 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ +- linux 6.8 => batman-adv 2024.0 (get batctl 2024.0 from + `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ ++- linux 6.9 => batman-adv 2024.1 (get batctl 2024.1 from ++ `here <https://downloads.open-mesh.org/batman/stable/sources/batctl/)>`__ + +Arch Linux +---------- + +Batman-adv and Batctl are avaible in the +`AUR <https://wiki.archlinux.org/index.php/AUR>`__ as PKGBUILD: + +- `batctl <https://aur.archlinux.org/packages/batctl/>`__ - Latest + Batctl +- `batman-adv <https://aur.archlinux.org/packages/batman-adv/>`__ - + Latest Batman-adv +- `batman-adv-v14 <https://aur.archlinux.org/packages/batman-adv-v14/>`__ + - Last Batman-adv with compability-version 14 (2013.4) +- `batctl-v14 <https://aur.archlinux.org/packages/batctl-v14/>`__ - + Last Batctl with compability-version 14 (2013.4) + +Debian +------ + +Use apt-get (or any other dpkg frontend of choice) to install +B.A.T.M.A.N. onto your debian machine. Following packages are available: + +- `alfred <https://packages.debian.org/sid/alfred>`__ +- `batmand <https://packages.debian.org/sid/batmand>`__ +- `batctl <https://packages.debian.org/sid/batctl>`__ +- `linux <https://packages.debian.org/source/unstable/linux>`__ - + batman-advanced kernel module as `part of the + official <https://bugs.debian.org/622361>`__ kernel packages + +Similar packages are also available through `Ubuntu +universe <https://help.ubuntu.com/community/Repositories/Ubuntu>`__ . + +Gentoo +------ + +Use emerge to build B.A.T.M.A.N. on your gentoo machine. Following +ebuilds are available: + +- `net-misc/batctl <https://packages.gentoo.org/packages/net-misc/batctl>`__ +- `net-misc/batman-adv <https://packages.gentoo.org/packages/net-misc/batman-adv>`__ + +openSUSE +-------- + +- `network:utilities / + batctl <https://build.opensuse.org/package/show?package=batctl&project=network%3Aut…>`__ +- the batman-adv module is available as module in the official kernel + packages + +Building OpenWRT packages +------------------------- + +B.A.T.M.A.N. is also included in OpenWRT as a package. Download the +extra package feed, link the batman folder into your main OpenWRT svn +directory and use "make menuconfig" to select the B.A.T.M.A.N. flavor +you intend to use. This enables you to integrate B.A.T.M.A.N. seamlessly +into your builds (see :doc:`this page </batman-adv/Building-with-openwrt>` for +a detailed explanation). + +More information about how to build the OpenWRT toolchain is available +`here <https://wiki.openwrt.org/doc/howto/build>`__.

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[batman-adv] ecsv/pu,main,main: batman-adv: prefer kfree_rcu() over call_rcu() with free-only callbacks (cf9845d4)
by postmaster＠open-mesh.org 05 Apr '24

05 Apr '24

Repository : ssh://git@diktynna/batman-adv On branches: ecsv/pu,main,main >--------------------------------------------------------------- commit cf9845d4566698731c23cd7a02db956706d058a1 Author: Dmitry Antipov <dmantipov(a)yandex.ru> Date: Tue Mar 12 21:16:28 2024 +0300 batman-adv: prefer kfree_rcu() over call_rcu() with free-only callbacks Drop 'batadv_tt_local_entry_free_rcu()', 'batadv_tt_global_entry_free_rcu()' and 'batadv_tt_orig_list_entry_free_rcu()' in favor of 'kfree_rcu()' in 'batadv_tt_local_entry_release()', 'batadv_tt_global_entry_release()' and 'batadv_tt_orig_list_entry_release()', respectively. Signed-off-by: Dmitry Antipov <dmantipov(a)yandex.ru> Signed-off-by: Sven Eckelmann <sven(a)narfation.org> >--------------------------------------------------------------- cf9845d4566698731c23cd7a02db956706d058a1 compat.h | 8 +++++++ net/batman-adv/translation-table.c | 47 +++----------------------------------- 2 files changed, 11 insertions(+), 44 deletions(-) diff --git a/compat.h b/compat.h index 638bfc54..d823eeb7 100644 --- a/compat.h +++ b/compat.h @@ -16,6 +16,14 @@ #include "compat-autoconf.h" +#if LINUX_VERSION_IS_LESS(6, 4, 0) + +#if IS_ENABLED(CONFIG_SLOB) +#error kfree_rcu for kmem_cache not supported when SLOB is enabled +#endif + +#endif /* LINUX_VERSION_IS_LESS(6, 4, 0) */ + #endif /* __KERNEL__ */ #endif /* _NET_BATMAN_ADV_COMPAT_H_ */ diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 2243cec1..b21ff3c3 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -208,20 +208,6 @@ batadv_tt_global_hash_find(struct batadv_priv *bat_priv, const u8 *addr, return tt_global_entry; } -/** - * batadv_tt_local_entry_free_rcu() - free the tt_local_entry - * @rcu: rcu pointer of the tt_local_entry - */ -static void batadv_tt_local_entry_free_rcu(struct rcu_head *rcu) -{ - struct batadv_tt_local_entry *tt_local_entry; - - tt_local_entry = container_of(rcu, struct batadv_tt_local_entry, - common.rcu); - - kmem_cache_free(batadv_tl_cache, tt_local_entry); -} - /** * batadv_tt_local_entry_release() - release tt_local_entry from lists and queue * for free after rcu grace period @@ -236,7 +222,7 @@ static void batadv_tt_local_entry_release(struct kref *ref) batadv_softif_vlan_put(tt_local_entry->vlan); - call_rcu(&tt_local_entry->common.rcu, batadv_tt_local_entry_free_rcu); + kfree_rcu(tt_local_entry, common.rcu); } /** @@ -254,20 +240,6 @@ batadv_tt_local_entry_put(struct batadv_tt_local_entry *tt_local_entry) batadv_tt_local_entry_release); } -/** - * batadv_tt_global_entry_free_rcu() - free the tt_global_entry - * @rcu: rcu pointer of the tt_global_entry - */ -static void batadv_tt_global_entry_free_rcu(struct rcu_head *rcu) -{ - struct batadv_tt_global_entry *tt_global_entry; - - tt_global_entry = container_of(rcu, struct batadv_tt_global_entry, - common.rcu); - - kmem_cache_free(batadv_tg_cache, tt_global_entry); -} - /** * batadv_tt_global_entry_release() - release tt_global_entry from lists and * queue for free after rcu grace period @@ -282,7 +254,7 @@ void batadv_tt_global_entry_release(struct kref *ref) batadv_tt_global_del_orig_list(tt_global_entry); - call_rcu(&tt_global_entry->common.rcu, batadv_tt_global_entry_free_rcu); + kfree_rcu(tt_global_entry, common.rcu); } /** @@ -407,19 +379,6 @@ static void batadv_tt_global_size_dec(struct batadv_orig_node *orig_node, batadv_tt_global_size_mod(orig_node, vid, -1); } -/** - * batadv_tt_orig_list_entry_free_rcu() - free the orig_entry - * @rcu: rcu pointer of the orig_entry - */ -static void batadv_tt_orig_list_entry_free_rcu(struct rcu_head *rcu) -{ - struct batadv_tt_orig_list_entry *orig_entry; - - orig_entry = container_of(rcu, struct batadv_tt_orig_list_entry, rcu); - - kmem_cache_free(batadv_tt_orig_cache, orig_entry); -} - /** * batadv_tt_orig_list_entry_release() - release tt orig entry from lists and * queue for free after rcu grace period @@ -433,7 +392,7 @@ static void batadv_tt_orig_list_entry_release(struct kref *ref) refcount); batadv_orig_node_put(orig_entry->orig_node); - call_rcu(&orig_entry->rcu, batadv_tt_orig_list_entry_free_rcu); + kfree_rcu(orig_entry, rcu); } /**

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[batman-adv] ecsv/pu,main,main: batman-adv: bypass empty buckets in batadv_purge_orig_ref() (0438b897)
by postmaster＠open-mesh.org 05 Apr '24

05 Apr '24

Repository : ssh://git@diktynna/batman-adv On branches: ecsv/pu,main,main >--------------------------------------------------------------- commit 0438b8976e75f92c946214f7f9033e5480af707e Author: Eric Dumazet <edumazet(a)google.com> Date: Sat Mar 30 15:54:38 2024 +0000 batman-adv: bypass empty buckets in batadv_purge_orig_ref() Many syzbot reports are pointing to soft lockups in batadv_purge_orig_ref() [1] Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting reports. [1] watchdog: BUG: soft lockup - CPU#0 stuck for 27s! [kworker/u4:6:621] Modules linked in: irq event stamp: 6182794 hardirqs last enabled at (6182793): [<ffff8000801dae10>] __local_bh_enable_ip+0x224/0x44c kernel/softirq.c:386 hardirqs last disabled at (6182794): [<ffff80008ad66a78>] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline] hardirqs last disabled at (6182794): [<ffff80008ad66a78>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551 softirqs last enabled at (6182792): [<ffff80008aab71c4>] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (6182792): [<ffff80008aab71c4>] batadv_purge_orig_ref+0x114c/0x1228 net/batman-adv/originator.c:1287 softirqs last disabled at (6182790): [<ffff80008aab61dc>] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (6182790): [<ffff80008aab61dc>] batadv_purge_orig_ref+0x164/0x1228 net/batman-adv/originator.c:1271 CPU: 0 PID: 621 Comm: kworker/u4:6 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Workqueue: bat_events batadv_purge_orig pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : should_resched arch/arm64/include/asm/preempt.h:79 [inline] pc : __local_bh_enable_ip+0x228/0x44c kernel/softirq.c:388 lr : __local_bh_enable_ip+0x224/0x44c kernel/softirq.c:386 sp : ffff800099007970 x29: ffff800099007980 x28: 1fffe00018fce1bd x27: dfff800000000000 x26: ffff0000d2620008 x25: ffff0000c7e70de8 x24: 0000000000000001 x23: 1fffe00018e57781 x22: dfff800000000000 x21: ffff80008aab71c4 x20: ffff0001b40136c0 x19: ffff0000c72bbc08 x18: 1fffe0001a817bb0 x17: ffff800125414000 x16: ffff80008032116c x15: 0000000000000001 x14: 1fffe0001ee9d610 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : 00000000005e5789 x7 : ffff80008aab61dc x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000080 x0 : ffff800125414000 Call trace: __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:27 [inline] arch_local_irq_enable arch/arm64/include/asm/irqflags.h:49 [inline] __local_bh_enable_ip+0x228/0x44c kernel/softirq.c:386 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x3c/0x4c kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] batadv_purge_orig_ref+0x114c/0x1228 net/batman-adv/originator.c:1287 batadv_purge_orig+0x20/0x70 net/batman-adv/originator.c:1300 process_one_work+0x694/0x1204 kernel/workqueue.c:2633 process_scheduled_works kernel/workqueue.c:2706 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2787 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:51 lr : default_idle_call+0xf8/0x128 kernel/sched/idle.c:103 sp : ffff800093a17d30 x29: ffff800093a17d30 x28: dfff800000000000 x27: 1ffff00012742fb4 x26: ffff80008ec9d000 x25: 0000000000000000 x24: 0000000000000002 x23: 1ffff00011d93a74 x22: ffff80008ec9d3a0 x21: 0000000000000000 x20: ffff0000c19dbc00 x19: ffff8000802d0fd8 x18: 1fffe00036804396 x17: ffff80008ec9d000 x16: ffff8000802d089c x15: 0000000000000001 x14: 1fffe00036805f10 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 0000000000000000 x8 : 00000000000ce8d1 x7 : ffff8000804609e4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008ad6aac0 x2 : 0000000000000000 x1 : ffff80008aedea60 x0 : ffff800125436000 Call trace: __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:27 [inline] arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:49 cpuidle_idle_call kernel/sched/idle.c:170 [inline] do_idle+0x1f0/0x4e8 kernel/sched/idle.c:312 cpu_startup_entry+0x5c/0x74 kernel/sched/idle.c:410 secondary_start_kernel+0x198/0x1c0 arch/arm64/kernel/smp.c:272 __secondary_switched+0xb8/0xbc arch/arm64/kernel/head.S:404 Signed-off-by: Eric Dumazet <edumazet(a)google.com> Cc: Marek Lindner <mareklindner(a)neomailbox.ch> Cc: Simon Wunderlich <sw(a)simonwunderlich.de> Cc: Antonio Quartulli <a(a)unstable.cc> Cc: Sven Eckelmann <sven(a)narfation.org> Signed-off-by: Sven Eckelmann <sven(a)narfation.org> >--------------------------------------------------------------- 0438b8976e75f92c946214f7f9033e5480af707e net/batman-adv/originator.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 71c143d4..ac74f6ea 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -1266,6 +1266,8 @@ void batadv_purge_orig_ref(struct batadv_priv *bat_priv) /* for all origins... */ for (i = 0; i < hash->size; i++) { head = &hash->table[i]; + if (hlist_empty(head)) + continue; list_lock = &hash->list_locks[i]; spin_lock_bh(list_lock);

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