commits November 2019

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[doc] backup-redmine/2019-11-07, master: doc: open-mesh/Kernel_hacking_Debian_image (9f685c4)
by postmaster＠open-mesh.org 16 Nov '19

16 Nov '19

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[doc] backup-redmine/2019-11-07, master: doc: open-mesh/Kernel_debugging_with_kgdb (f809bcd)
by postmaster＠open-mesh.org 16 Nov '19

16 Nov '19

Repository : ssh://git@open-mesh.org/doc On branches: backup-redmine/2019-11-07,master >--------------------------------------------------------------- commit f809bcd64efee8f54b0a03e0472b3fe3631f4859 Author: Sven Eckelmann <sven(a)narfation.org> Date: Sun Oct 13 13:47:36 2019 +0000 doc: open-mesh/Kernel_debugging_with_kgdb >--------------------------------------------------------------- f809bcd64efee8f54b0a03e0472b3fe3631f4859 open-mesh/{OpenWrt_KGDB.textile => Kernel_debugging_with_kgdb.textile} | 2 +- .../{Emulation_Debug.textile => Kernel_hacking_Debian_image.textile} | 0 open-mesh/{Emulation.textile => Vde_switch_virtual_network.textile} | 0 3 files changed, 1 insertion(+), 1 deletion(-) diff --git a/open-mesh/OpenWrt_KGDB.textile b/open-mesh/Kernel_debugging_with_kgdb.textile similarity index 96% rename from open-mesh/OpenWrt_KGDB.textile rename to open-mesh/Kernel_debugging_with_kgdb.textile index ca27377..104bdec 100644 --- a/open-mesh/OpenWrt_KGDB.textile +++ b/open-mesh/Kernel_debugging_with_kgdb.textile @@ -195,7 +195,7 @@ lx-symbols ../batman-adv-2019.2/.pkgdir/ ../backports-4.19.66-1/.pkgdir/ ../butt The rest of the usage now works similar to debugging using gdbserver. Just set some additional breakpoints and let the kernel run again. kgdb will then inform gdb whenever a breakpoints was hit. Just keep in mind that it is not possible to interrupt the kernel from gdb (without a Oops or an already existing breakpoint) - use sysrq from linux for that. -Some other ideas are documented in [[Emulation_Debug#Using-GDB]]. This document also contains important hints about [[Emulation_Debug#Building-the-batman-adv-module|increasing the chance of getting debugable modules]] which didn't had all information optimized away. THe relevant flags could be set directly in the routing feed like this: +Some other ideas are documented in [[Emulation_Debug#Using-GDB]]. This document also contains important hints about [[Emulation_Debug#Building-the-batman-adv-module|increasing the chance of getting debugable modules]] which didn't had all information optimized away. The relevant flags could be set directly in the routing feed like this: <pre> diff --git a/batman-adv/Makefile b/batman-adv/Makefile diff --git a/open-mesh/Emulation_Debug.textile b/open-mesh/Kernel_hacking_Debian_image.textile similarity index 100% rename from open-mesh/Emulation_Debug.textile rename to open-mesh/Kernel_hacking_Debian_image.textile diff --git a/open-mesh/Emulation.textile b/open-mesh/Vde_switch_virtual_network.textile similarity index 100% rename from open-mesh/Emulation.textile rename to open-mesh/Vde_switch_virtual_network.textile

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[linux-merge]linux integration; annotated tag, batadv-next-for-davem-20191105, deleted. v5.4-rc5-330-g5759af0682b3
by postmaster＠open-mesh.org 14 Nov '19

14 Nov '19

The annotated tag, batadv-next-for-davem-20191105 has been deleted was 9acf6bc4aaa214f3c70a6ad56d501ec5d07fa4e9 ----------------------------------------------------------------------- tag batadv-next-for-davem-20191105 This feature/cleanup patchset includes the following patches: - bump version strings, by Simon Wunderlich - Simplify batadv_v_ogm_aggr_list_free using skb_queue_purge, by Christophe Jaillet - Replace aggr_list_lock with lock free skb handlers, by Christophe Jaillet - explicitly mark fallthrough cases, by Sven Eckelmann - Drop lockdep.h include from soft-interface.c, by Sven Eckelmann -----BEGIN PGP SIGNATURE----- iQJKBAABCgA0FiEE1ilQI7G+y+fdhnrfoSvjmEKSnqEFAl3BQgwWHHN3QHNpbW9u d3VuZGVybGljaC5kZQAKCRChK+OYQpKeoYaMD/93QapwlEvS+C/BQXk7B8nmrOUM a/Q2E/Pgp4VX8EjJ031urkWNsqtOOdgi3fx0iUassTDU8ei0bK6vkPN+XYrNoAPO G3Y4kBcyh2gViKC8ClNM2eUkrOpMJD31n7QiVmCPgyxwcK3pNoxvHSLVPgXx65BQ kE+ZEKwfQTe2wATzzYZQbFl8tSj245euBjGKqrV8uVhXIu1EvNsyHKDWZWKZs1v/ igMDKssIn9JBO/AHqxcVqykps6uR8SD2ZPa3n72nDcJcUz5SMgFXuDU2b/QouvUj bjlUxzGfD2V+J6ZcJyQmY3XNq4Ugs1xrqLWkvHlCeisyG3E98pWt1vF2fDl73jyd jjamv6tjdvePYH4xALcxRD5PW+INaIrOjIse3j7gezZPdnVTeUiwpgrixV/eQoeH Ku4RjFiE2eGTFpBHeWvDbtz6KU9f/p0RDlgxBr5ZU+cWvMR2Mqd7ZW6ICvx4UVB8 I/1GwKMsjJcO2FlsVbDXrFvOGHBirzk2BWG8/hLnrQe+E8QAvUaA7pJoqs1YFnSj KnU2pVS1TV8PQTrxIe3CIwBL9uLPD9DjJ1wS7zdvswVQoZxXPof3Ebwe31v+xjsX GmZMeC2nfVxmPojPcXCKf40Ffa8D1PP9YoAQfbhcuEgkeo98uybcfGqBWB7pWQhu 8t7HjEAS8VMx7btLfA== =h5/d -----END PGP SIGNATURE----- 5759af0682b3395e64cf615e062d6ecad01428dc batman-adv: Drop lockdep.h include for soft-interface.c ----------------------------------------------------------------------- -- linux integration

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[linux-merge]linux integration; annotated tag, v5.4-rc7, created. v5.4-rc7
by postmaster＠open-mesh.org 11 Nov '19

11 Nov '19

The annotated tag, v5.4-rc7 has been created at 368e906473dfe965c421677be67b4b1297eed6c9 (tag) tagging 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c (commit) replaces v5.4-rc6 tagged by Linus Torvalds on Sun Nov 10 16:17:24 2019 -0800 - Shortlog ------------------------------------------------------------ Linux 5.4-rc7 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAl3IqJQeHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiGOiUH+gOEDwid5OODaFAd CggXugdFIlBZefKqGVNW5sjgX8pxFWHXuEMC8iNb6QXtQZdFrI6LFf9hhUDmzQtm 6y1LPxxEiTZjObMEsBNylb7tyzgujFHcAlp0Zro3w/HLCqmYTSP3FF46i2u6KZfL XhkpM4X7R7qxlfpdhlfESv/ElRGocZe6SwXfC7pcPo5flFcmkdu9ijqhNd/6CZ/h Nf9rTsD/wEDVUelFbgVN+LJzlaB0tsyc4Zbof07n8OsFZjhdEOop8gfM/kTBLcyY 6bh66SfDScdsNnC/l8csbPjSZRx+i+nQs67DyhGNnsSAFgHBZdC4Tb/2mDCwhCLR dUvuYZc= =1N6F -----END PGP SIGNATURE----- ----------------------------------------------------------------------- -- linux integration

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[batman-adv] master: batman-adv: Use GCC attribute for fallthrough compat (890c6748)
by postmaster＠open-mesh.org 09 Nov '19

09 Nov '19

Repository : ssh://git@open-mesh.org/batman-adv On branch : master >--------------------------------------------------------------- commit 890c67484bbccda1523b739db31d6f84e8c1af1c Author: Sven Eckelmann <sven(a)narfation.org> Date: Sat Nov 9 10:53:13 2019 +0100 batman-adv: Use GCC attribute for fallthrough compat The /* fallthrough */ comment in a define doesn't work in all situations for GCC 8.3.0. The attribute works a lot better but is only supported for GCC 7 (and higher). Signed-off-by: Sven Eckelmann <sven(a)narfation.org> >--------------------------------------------------------------- 890c67484bbccda1523b739db31d6f84e8c1af1c compat-include/linux/compiler.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/compat-include/linux/compiler.h b/compat-include/linux/compiler.h index a4704209..95ded26c 100644 --- a/compat-include/linux/compiler.h +++ b/compat-include/linux/compiler.h @@ -31,7 +31,11 @@ #if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0) #ifndef fallthrough -#define fallthrough do {} while (0) /* fallthrough */ +#if __GNUC__ > 7 && !defined(__CHECKER__) +# define fallthrough __attribute__((__fallthrough__)) +#else +# define fallthrough do {} while (0) /* fallthrough */ +#endif #endif #endif /* < KERNEL_VERSION(5, 4, 0) */

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[linux-merge]linux integration; annotated tag, batadv-next-for-davem-20191105, created. batadv-next-for-davem-20191105
by postmaster＠open-mesh.org 05 Nov '19

05 Nov '19

The annotated tag, batadv-next-for-davem-20191105 has been created at 9acf6bc4aaa214f3c70a6ad56d501ec5d07fa4e9 (tag) tagging 5759af0682b3395e64cf615e062d6ecad01428dc (commit) replaces v5.4-rc5 tagged by Simon Wunderlich on Tue Nov 5 10:34:04 2019 +0100 - Shortlog ------------------------------------------------------------ This feature/cleanup patchset includes the following patches: - bump version strings, by Simon Wunderlich - Simplify batadv_v_ogm_aggr_list_free using skb_queue_purge, by Christophe Jaillet - Replace aggr_list_lock with lock free skb handlers, by Christophe Jaillet - explicitly mark fallthrough cases, by Sven Eckelmann - Drop lockdep.h include from soft-interface.c, by Sven Eckelmann -----BEGIN PGP SIGNATURE----- iQJKBAABCgA0FiEE1ilQI7G+y+fdhnrfoSvjmEKSnqEFAl3BQgwWHHN3QHNpbW9u d3VuZGVybGljaC5kZQAKCRChK+OYQpKeoYaMD/93QapwlEvS+C/BQXk7B8nmrOUM a/Q2E/Pgp4VX8EjJ031urkWNsqtOOdgi3fx0iUassTDU8ei0bK6vkPN+XYrNoAPO G3Y4kBcyh2gViKC8ClNM2eUkrOpMJD31n7QiVmCPgyxwcK3pNoxvHSLVPgXx65BQ kE+ZEKwfQTe2wATzzYZQbFl8tSj245euBjGKqrV8uVhXIu1EvNsyHKDWZWKZs1v/ igMDKssIn9JBO/AHqxcVqykps6uR8SD2ZPa3n72nDcJcUz5SMgFXuDU2b/QouvUj bjlUxzGfD2V+J6ZcJyQmY3XNq4Ugs1xrqLWkvHlCeisyG3E98pWt1vF2fDl73jyd jjamv6tjdvePYH4xALcxRD5PW+INaIrOjIse3j7gezZPdnVTeUiwpgrixV/eQoeH Ku4RjFiE2eGTFpBHeWvDbtz6KU9f/p0RDlgxBr5ZU+cWvMR2Mqd7ZW6ICvx4UVB8 I/1GwKMsjJcO2FlsVbDXrFvOGHBirzk2BWG8/hLnrQe+E8QAvUaA7pJoqs1YFnSj KnU2pVS1TV8PQTrxIe3CIwBL9uLPD9DjJ1wS7zdvswVQoZxXPof3Ebwe31v+xjsX GmZMeC2nfVxmPojPcXCKf40Ffa8D1PP9YoAQfbhcuEgkeo98uybcfGqBWB7pWQhu 8t7HjEAS8VMx7btLfA== =h5/d -----END PGP SIGNATURE----- Christophe JAILLET (2): batman-adv: Simplify 'batadv_v_ogm_aggr_list_free()' batman-adv: Axe 'aggr_list_lock' David S. Miller (1): Merge tag 'batadv-net-for-davem-20191025' of git://git.open-mesh.org/linux-merge Simon Wunderlich (1): batman-adv: Start new development cycle Sven Eckelmann (4): batman-adv: Avoid free/alloc race when handling OGM2 buffer batman-adv: Avoid free/alloc race when handling OGM buffer batman-adv: Use 'fallthrough' pseudo keyword batman-adv: Drop lockdep.h include for soft-interface.c Taehee Yoo (1): net: core: add generic lockdep keys ----------------------------------------------------------------------- -- linux integration

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[linux-merge]linux integration; annotated tag, v5.4-rc6, created. v5.4-rc6
by postmaster＠open-mesh.org 03 Nov '19

03 Nov '19

The annotated tag, v5.4-rc6 has been created at 52bed4561efc5aa3ddeda5e62d083f398c217335 (tag) tagging a99d8080aaf358d5d23581244e5da23b35e340b9 (commit) replaces v5.4-rc5 tagged by Linus Torvalds on Sun Nov 3 14:07:38 2019 -0800 - Shortlog ------------------------------------------------------------ Linux 5.4-rc6 -----BEGIN PGP SIGNATURE----- iQFSBAABCAA8FiEEq68RxlopcLEwq+PEeb4+QwBBGIYFAl2/T6oeHHRvcnZhbGRz QGxpbnV4LWZvdW5kYXRpb24ub3JnAAoJEHm+PkMAQRiGB7kH/2asrl7RylHPQfsI pkjPPq32MHLq6Zmr8y0N0hyJCm1Dxu8qCIktqrEV5vsbKdv5pb8EMdQRlhJUtR8e TZdYDGHiL0sFb2HYiEvL0qD9BNeI+Kftw/kUffVXRzyMWex/f5S6mW5QNTuv9SQT Zfa+sXreFPCCyd3jhQFRyguogaCXBmTYvO6glmc96Yi4nA1URtIxNXhXumoklElF 8Ka7UqtoJk2nPns+oV9I5xohghgJHHjA3A96WURku1UdO9dRoHiyS05RjnijBxsk ffenk09qbGvnvvgP93Q23CoTO8ndIm12ZL8C9jX49CS21j5SVG0PLPhS08f70vEf h5K/OtE= =nmDP -----END PGP SIGNATURE----- David S. Miller (1): Merge tag 'batadv-net-for-davem-20191025' of git://git.open-mesh.org/linux-merge Sven Eckelmann (2): batman-adv: Avoid free/alloc race when handling OGM2 buffer batman-adv: Avoid free/alloc race when handling OGM buffer Taehee Yoo (1): net: core: add generic lockdep keys ----------------------------------------------------------------------- -- linux integration

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[batman-adv] ecsv/perf_hacks, ecsv/pu, master: batman-adv: Use 'fallthrough' pseudo keyword (7bb9b06a)
by postmaster＠open-mesh.org 03 Nov '19

03 Nov '19

Repository : ssh://git@open-mesh.org/batman-adv On branches: ecsv/perf_hacks,ecsv/pu,master >--------------------------------------------------------------- commit 7bb9b06ac44dfd0189cf58d6564bfc890cc10e9c Author: Sven Eckelmann <sven(a)narfation.org> Date: Thu Oct 31 17:34:37 2019 +0100 batman-adv: Use 'fallthrough' pseudo keyword The usage of the '/* fall through */' comments in switches are no longer marked as non-deprecated variant of implicit fall throughs for switch statements. The commit 294f69e662d1 ("compiler_attributes.h: Add 'fallthrough' pseudo keyword for switch/case use") introduced a replacement keyword which should be used instead. Signed-off-by: Sven Eckelmann <sven(a)narfation.org> >--------------------------------------------------------------- 7bb9b06ac44dfd0189cf58d6564bfc890cc10e9c compat-include/linux/compiler.h | 9 +++++++++ compat-sources/net/core/skbuff.c | 4 ++-- net/batman-adv/multicast.c | 2 +- net/batman-adv/soft-interface.c | 4 ++-- 4 files changed, 14 insertions(+), 5 deletions(-) diff --git a/compat-include/linux/compiler.h b/compat-include/linux/compiler.h index e9ccbc6e..a4704209 100644 --- a/compat-include/linux/compiler.h +++ b/compat-include/linux/compiler.h @@ -27,4 +27,13 @@ #endif /* < KERNEL_VERSION(3, 19, 0) */ + +#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0) + +#ifndef fallthrough +#define fallthrough do {} while (0) /* fallthrough */ +#endif + +#endif /* < KERNEL_VERSION(5, 4, 0) */ + #endif /* _NET_BATMAN_ADV_COMPAT_LINUX_COMPILER_H_ */ diff --git a/compat-sources/net/core/skbuff.c b/compat-sources/net/core/skbuff.c index 7386b3c7..16ec56ef 100644 --- a/compat-sources/net/core/skbuff.c +++ b/compat-sources/net/core/skbuff.c @@ -46,7 +46,7 @@ __sum16 skb_checksum_simple_validate(struct sk_buff *skb) case CHECKSUM_COMPLETE: if (!csum_fold(skb->csum)) break; - /* fall through */ + fallthrough; case CHECKSUM_NONE: skb->csum = 0; return skb_checksum_complete(skb); @@ -72,7 +72,7 @@ skb_checksum_validate(struct sk_buff *skb, int proto, if (!csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr, skb->len, IPPROTO_ICMPV6, skb->csum)) break; - /*FALLTHROUGH*/ + fallthrough; case CHECKSUM_NONE: skb->csum = ~csum_unfold(csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr, diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c index 1d5bdf3a..f9ec8e75 100644 --- a/net/batman-adv/multicast.c +++ b/net/batman-adv/multicast.c @@ -1421,7 +1421,7 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb, if (*orig) return BATADV_FORW_SINGLE; - /* fall through */ + fallthrough; case 0: return BATADV_FORW_NONE; default: diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index a203dc1b..832e156c 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -229,7 +229,7 @@ static netdev_tx_t batadv_interface_tx(struct sk_buff *skb, break; } - /* fall through */ + fallthrough; case ETH_P_BATMAN: goto dropped; } @@ -454,7 +454,7 @@ void batadv_interface_rx(struct net_device *soft_iface, if (vhdr->h_vlan_encapsulated_proto != htons(ETH_P_BATMAN)) break; - /* fall through */ + fallthrough; case ETH_P_BATMAN: goto dropped; }

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commits November 2019