* pull-request: bpf-next 2021-06-28
@ 2021-06-28 22:05 Daniel Borkmann
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From: Daniel Borkmann @ 2021-06-28 22:05 UTC (permalink / raw)
To: davem; +Cc: kuba, daniel, ast, andrii, netdev, bpf
Hi David, hi Jakub,
The following pull-request contains BPF updates for your *net-next* tree.
We've added 37 non-merge commits during the last 12 day(s) which contain
a total of 56 files changed, 394 insertions(+), 380 deletions(-).
The main changes are:
1) XDP driver RCU cleanups, from Toke Høiland-Jørgensen and Paul E. McKenney.
2) Fix bpf_skb_change_proto() IPv4/v6 GSO handling, from Maciej Żenczykowski.
3) Fix false positive kmemleak report for BPF ringbuf alloc, from Rustam Kovhaev.
4) Fix x86 JIT's extable offset calculation for PROBE_LDX NULL, from Ravi Bangoria.
5) Enable libbpf fallback probing with tracing under RHEL7, from Jonathan Edwards.
6) Clean up x86 JIT to remove unused cnt tracking from EMIT macro, from Jiri Olsa.
7) Netlink cleanups for libbpf to please Coverity, from Kumar Kartikeya Dwivedi.
8) Allow to retrieve ancestor cgroup id in tracing programs, from Namhyung Kim.
9) Fix lirc BPF program query to use user-provided prog_cnt, from Sean Young.
10) Add initial libbpf doc including generated kdoc for its API, from Grant Seltzer.
11) Make xdp_rxq_info_unreg_mem_model() more robust, from Jakub Kicinski.
12) Fix up bpfilter startup log-level to info level, from Gary Lin.
Please consider pulling these changes from:
git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
Thanks a lot!
Also thanks to reporters, reviewers and testers of commits in this pull-request:
Andrii Nakryiko, Camelia Groza, Dmitrii Banshchikov, Edward Cree,
Grygorii Strashko, Ilias Apalodimas, Jesper Dangaard Brouer, Magnus
Karlsson, Martin KaFai Lau, Martin Loviska, Simon Horman, Tariq Toukan,
Toke Høiland-Jørgensen
----------------------------------------------------------------
The following changes since commit 8fe088bd4fd12f4c8899b51d5bc3daad98767d49:
Merge branch '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue (2021-06-17 12:11:28 -0700)
are available in the Git repository at:
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
for you to fetch changes up to a78cae2476812cecaa4a33d0086bbb53986906bc:
xdp: Move the rxq_info.mem clearing to unreg_mem_model() (2021-06-28 23:07:59 +0200)
----------------------------------------------------------------
Andrii Nakryiko (1):
selftests/bpf: Fix ringbuf test fetching map FD
Gary Lin (1):
bpfilter: Specify the log level for the kmsg message
Grant Seltzer (1):
bpf: Add documentation for libbpf including API autogen
Ilya Maximets (1):
docs, af_xdp: Consistent indentation in examples
Jakub Kicinski (1):
xdp: Move the rxq_info.mem clearing to unreg_mem_model()
Jiri Olsa (1):
bpf, x86: Remove unused cnt increase from EMIT macro
Jonathan Edwards (1):
libbpf: Add extra BPF_PROG_TYPE check to bpf_object__probe_loading
Kumar Kartikeya Dwivedi (2):
libbpf: Add request buffer type for netlink messages
libbpf: Switch to void * casting in netlink helpers
Maciej Żenczykowski (3):
Revert "bpf: Check for BPF_F_ADJ_ROOM_FIXED_GSO when bpf_skb_change_proto"
bpf: Do not change gso_size during bpf_skb_change_proto()
bpf: Support all gso types in bpf_skb_change_proto()
Namhyung Kim (1):
bpf: Allow bpf_get_current_ancestor_cgroup_id for tracing
Paul E. McKenney (2):
rcu: Create an unrcu_pointer() to remove __rcu from a pointer
doc: Clarify and expand RCU updaters and corresponding readers
Ravi Bangoria (1):
bpf, x86: Fix extable offset calculation
Rustam Kovhaev (1):
bpf: Fix false positive kmemleak report in bpf_ringbuf_area_alloc()
Sean Young (1):
media, bpf: Do not copy more entries than user space requested
Toke Høiland-Jørgensen (17):
doc: Give XDP as example of non-obvious RCU reader/updater pairing
bpf: Allow RCU-protected lookups to happen from bh context
xdp: Add proper __rcu annotations to redirect map entries
bpf, sched: Remove unneeded rcu_read_lock() around BPF program invocation
ena: Remove rcu_read_lock() around XDP program invocation
bnxt: Remove rcu_read_lock() around XDP program invocation
thunderx: Remove rcu_read_lock() around XDP program invocation
freescale: Remove rcu_read_lock() around XDP program invocation
intel: Remove rcu_read_lock() around XDP program invocation
marvell: Remove rcu_read_lock() around XDP program invocation
mlx4: Remove rcu_read_lock() around XDP program invocation
nfp: Remove rcu_read_lock() around XDP program invocation
qede: Remove rcu_read_lock() around XDP program invocation
sfc: Remove rcu_read_lock() around XDP program invocation
netsec: Remove rcu_read_lock() around XDP program invocation
stmmac: Remove rcu_read_lock() around XDP program invocation
ti: Remove rcu_read_lock() around XDP program invocation
Wang Hai (2):
samples/bpf: Fix Segmentation fault for xdp_redirect command
samples/bpf: Fix the error return code of xdp_redirect's main()
Documentation/RCU/checklist.rst | 55 ++++++----
Documentation/bpf/index.rst | 13 +++
Documentation/bpf/libbpf/libbpf.rst | 14 +++
Documentation/bpf/libbpf/libbpf_api.rst | 27 +++++
Documentation/bpf/libbpf/libbpf_build.rst | 37 +++++++
.../bpf/libbpf/libbpf_naming_convention.rst | 30 +++---
Documentation/networking/af_xdp.rst | 32 +++---
arch/x86/net/bpf_jit_comp.c | 46 +++------
drivers/media/rc/bpf-lirc.c | 3 +-
drivers/net/ethernet/amazon/ena/ena_netdev.c | 3 -
drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 2 -
drivers/net/ethernet/cavium/thunder/nicvf_main.c | 2 -
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 8 +-
drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 3 -
drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 -
drivers/net/ethernet/intel/i40e/i40e_xsk.c | 3 -
drivers/net/ethernet/intel/ice/ice_txrx.c | 6 +-
drivers/net/ethernet/intel/ice/ice_xsk.c | 3 -
drivers/net/ethernet/intel/igb/igb_main.c | 2 -
drivers/net/ethernet/intel/igc/igc_main.c | 7 +-
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 -
drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c | 3 -
drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 2 -
drivers/net/ethernet/marvell/mvneta.c | 2 -
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 4 -
drivers/net/ethernet/mellanox/mlx4/en_rx.c | 8 +-
.../net/ethernet/netronome/nfp/nfp_net_common.c | 2 -
drivers/net/ethernet/qlogic/qede/qede_fp.c | 6 --
drivers/net/ethernet/sfc/rx.c | 9 +-
drivers/net/ethernet/socionext/netsec.c | 3 -
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 10 +-
drivers/net/ethernet/ti/cpsw_priv.c | 10 +-
include/linux/filter.h | 8 +-
include/linux/rcupdate.h | 14 +++
include/net/xdp_sock.h | 2 +-
kernel/bpf/cpumap.c | 13 ++-
kernel/bpf/devmap.c | 49 ++++-----
kernel/bpf/hashtab.c | 21 ++--
kernel/bpf/helpers.c | 6 +-
kernel/bpf/lpm_trie.c | 6 +-
kernel/bpf/ringbuf.c | 2 +
kernel/trace/bpf_trace.c | 2 +
net/bpfilter/main.c | 2 +-
net/core/filter.c | 72 ++++++-------
net/core/xdp.c | 11 +-
net/sched/act_bpf.c | 2 -
net/sched/cls_bpf.c | 3 -
net/xdp/xsk.c | 4 +-
net/xdp/xsk.h | 4 +-
net/xdp/xskmap.c | 29 +++---
samples/bpf/xdp_redirect_user.c | 4 +-
tools/lib/bpf/libbpf.c | 4 +
tools/lib/bpf/netlink.c | 115 ++++++++-------------
tools/lib/bpf/nlattr.c | 2 +-
tools/lib/bpf/nlattr.h | 38 ++++---
tools/testing/selftests/bpf/prog_tests/ringbuf.c | 2 +-
56 files changed, 394 insertions(+), 380 deletions(-)
create mode 100644 Documentation/bpf/libbpf/libbpf.rst
create mode 100644 Documentation/bpf/libbpf/libbpf_api.rst
create mode 100644 Documentation/bpf/libbpf/libbpf_build.rst
rename tools/lib/bpf/README.rst => Documentation/bpf/libbpf/libbpf_naming_convention.rst (90%)
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2021-06-28 22:05 pull-request: bpf-next 2021-06-28 Daniel Borkmann
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