| /Linux-v5.10/drivers/net/ethernet/netronome/nfp/bpf/ |
| D | main.c | 27 struct nfp_app_bpf *bpf = nn->app->priv; in nfp_net_ebpf_capable() local
30 bpf->abi_version && in nfp_net_ebpf_capable()
31 nn_readb(nn, NFP_NET_CFG_BPF_ABI) == bpf->abi_version; in nfp_net_ebpf_capable()
200 nfp_bpf_parse_cap_adjust_head(struct nfp_app_bpf *bpf, void __iomem *value, in nfp_bpf_parse_cap_adjust_head() argument
204 struct nfp_cpp *cpp = bpf->app->pf->cpp; in nfp_bpf_parse_cap_adjust_head()
211 bpf->adjust_head.flags = readl(&cap->flags); in nfp_bpf_parse_cap_adjust_head()
212 bpf->adjust_head.off_min = readl(&cap->off_min); in nfp_bpf_parse_cap_adjust_head()
213 bpf->adjust_head.off_max = readl(&cap->off_max); in nfp_bpf_parse_cap_adjust_head()
214 bpf->adjust_head.guaranteed_sub = readl(&cap->guaranteed_sub); in nfp_bpf_parse_cap_adjust_head()
215 bpf->adjust_head.guaranteed_add = readl(&cap->guaranteed_add); in nfp_bpf_parse_cap_adjust_head()
[all …]
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| D | cmsg.c | 18 nfp_bpf_cmsg_alloc(struct nfp_app_bpf *bpf, unsigned int size) in nfp_bpf_cmsg_alloc() argument
22 skb = nfp_app_ctrl_msg_alloc(bpf->app, size, GFP_KERNEL); in nfp_bpf_cmsg_alloc()
29 nfp_bpf_cmsg_map_req_size(struct nfp_app_bpf *bpf, unsigned int n) in nfp_bpf_cmsg_map_req_size() argument
34 size += (bpf->cmsg_key_sz + bpf->cmsg_val_sz) * n; in nfp_bpf_cmsg_map_req_size()
40 nfp_bpf_cmsg_map_req_alloc(struct nfp_app_bpf *bpf, unsigned int n) in nfp_bpf_cmsg_map_req_alloc() argument
42 return nfp_bpf_cmsg_alloc(bpf, nfp_bpf_cmsg_map_req_size(bpf, n)); in nfp_bpf_cmsg_map_req_alloc()
46 nfp_bpf_cmsg_map_reply_size(struct nfp_app_bpf *bpf, unsigned int n) in nfp_bpf_cmsg_map_reply_size() argument
51 size += (bpf->cmsg_key_sz + bpf->cmsg_val_sz) * n; in nfp_bpf_cmsg_map_reply_size()
57 nfp_bpf_ctrl_rc_to_errno(struct nfp_app_bpf *bpf, in nfp_bpf_ctrl_rc_to_errno() argument
74 cmsg_warn(bpf, "FW responded with invalid status: %u\n", rc); in nfp_bpf_ctrl_rc_to_errno()
[all …]
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| D | offload.c | 31 nfp_map_ptr_record(struct nfp_app_bpf *bpf, struct nfp_prog *nfp_prog, in nfp_map_ptr_record() argument
38 record = rhashtable_lookup_fast(&bpf->maps_neutral, &map->id, in nfp_map_ptr_record()
61 err = rhashtable_insert_fast(&bpf->maps_neutral, &record->l, in nfp_map_ptr_record()
78 nfp_map_ptrs_forget(struct nfp_app_bpf *bpf, struct nfp_prog *nfp_prog) in nfp_map_ptrs_forget() argument
89 WARN_ON(rhashtable_remove_fast(&bpf->maps_neutral, in nfp_map_ptrs_forget()
111 nfp_map_ptrs_record(struct nfp_app_bpf *bpf, struct nfp_prog *nfp_prog, in nfp_map_ptrs_record() argument
136 err = nfp_map_ptr_record(bpf, nfp_prog, in nfp_map_ptrs_record()
139 nfp_map_ptrs_forget(bpf, nfp_prog); in nfp_map_ptrs_record()
203 nfp_prog->bpf = bpf_offload_dev_priv(prog->aux->offload->offdev); in nfp_bpf_verifier_prep()
244 return nfp_map_ptrs_record(nfp_prog->bpf, nfp_prog, prog); in nfp_bpf_translate()
[all …]
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| D | main.h | 21 #define cmsg_warn(bpf, msg...) nn_dp_warn(&(bpf)->app->ctrl->dp, msg) argument
211 struct nfp_app_bpf *bpf; member
514 struct nfp_app_bpf *bpf; member
579 struct netdev_bpf *bpf);
589 unsigned int nfp_bpf_ctrl_cmsg_min_mtu(struct nfp_app_bpf *bpf);
590 unsigned int nfp_bpf_ctrl_cmsg_mtu(struct nfp_app_bpf *bpf);
591 unsigned int nfp_bpf_ctrl_cmsg_cache_cnt(struct nfp_app_bpf *bpf);
593 nfp_bpf_ctrl_alloc_map(struct nfp_app_bpf *bpf, struct bpf_map *map);
595 nfp_bpf_ctrl_free_map(struct nfp_app_bpf *bpf, struct nfp_bpf_map *nfp_map);
606 int nfp_bpf_event_output(struct nfp_app_bpf *bpf, const void *data,
|
| /Linux-v5.10/tools/bpf/bpftool/Documentation/ |
| D | bpftool-iter.rst | 29 A bpf iterator combines a kernel iterating of
31 and a bpf program called for each kernel data object
35 The *pin* command creates a bpf iterator from *OBJ*,
41 Map element bpf iterator requires an additional parameter
42 *MAP* so bpf program can iterate over map elements for
43 that map. User can have a bpf program in kernel to run
47 User can then *cat PATH* to see the bpf iterator output.
58 **# bpftool iter pin bpf_iter_netlink.o /sys/fs/bpf/my_netlink**
62 Create a file-based bpf iterator from bpf_iter_netlink.o and pin it
63 to /sys/fs/bpf/my_netlink
[all …]
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| D | bpftool-net.rst | 5 tool for inspection of netdev/tc related bpf prog attachments
34 List bpf program attachments in the kernel networking subsystem.
45 bpf programs, users should consult other tools, e.g., iproute2.
48 all tc class/qdisc bpf program attachments. Both xdp programs and
49 tc programs are ordered based on ifindex number. If multiple bpf
51 the order will be first all bpf programs attached to tc classes, then
52 all bpf programs attached to non clsact qdiscs, and finally all
53 bpf programs attached to root and clsact qdisc.
56 Attach bpf program *PROG* to network interface *NAME* with
57 type specified by *ATTACH_TYPE*. Previously attached bpf program
[all …]
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| /Linux-v5.10/tools/testing/selftests/bpf/ |
| D | test_bpftool_build.sh | 23 if [ ! -e tools/bpf/bpftool/Makefile ]; then
109 make_and_clean tools/bpf
117 make_with_tmpdir tools/bpf O
126 make_and_clean -C tools/bpf/bpftool
128 make_with_tmpdir -C tools/bpf/bpftool OUTPUT
130 make_with_tmpdir -C tools/bpf/bpftool O
135 make_and_clean bpf
155 make_with_tmpdir bpf O
158 cd bpf/bpftool
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| D | test_flow_dissector.sh | 25 $bpftool prog loadall ./bpf_flow.o /sys/fs/bpf/flow \
29 /sys/fs/bpf/flow/flow_dissector flow_dissector; then
34 $bpftool prog attach pinned /sys/fs/bpf/flow/flow_dissector \
38 /sys/fs/bpf/flow/flow_dissector flow_dissector; then
44 /sys/fs/bpf/flow/flow_dissector flow_dissector; then
49 rm -rf /sys/fs/bpf/flow
89 if /bin/mount | grep /sys/fs/bpf > /dev/null; then
94 /bin/mount bpffs /sys/fs/bpf -t bpf
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| /Linux-v5.10/drivers/net/netdevsim/ |
| D | bpf.c | 180 static int nsim_xdp_offload_prog(struct netdevsim *ns, struct netdev_bpf *bpf) in nsim_xdp_offload_prog() argument
182 if (!nsim_xdp_offload_active(ns) && !bpf->prog) in nsim_xdp_offload_prog()
184 if (!nsim_xdp_offload_active(ns) && bpf->prog && ns->bpf_offloaded) { in nsim_xdp_offload_prog()
185 NSIM_EA(bpf->extack, "TC program is already loaded"); in nsim_xdp_offload_prog()
189 return nsim_bpf_offload(ns, bpf->prog, nsim_xdp_offload_active(ns)); in nsim_xdp_offload_prog()
193 nsim_xdp_set_prog(struct netdevsim *ns, struct netdev_bpf *bpf, in nsim_xdp_set_prog() argument
198 if (bpf->command == XDP_SETUP_PROG && !ns->bpf_xdpdrv_accept) { in nsim_xdp_set_prog()
199 NSIM_EA(bpf->extack, "driver XDP disabled in DebugFS"); in nsim_xdp_set_prog()
202 if (bpf->command == XDP_SETUP_PROG_HW && !ns->bpf_xdpoffload_accept) { in nsim_xdp_set_prog()
203 NSIM_EA(bpf->extack, "XDP offload disabled in DebugFS"); in nsim_xdp_set_prog()
[all …]
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| /Linux-v5.10/net/core/ |
| D | lwt_bpf.c | 118 struct bpf_lwt *bpf; in bpf_input() local
121 bpf = bpf_lwt_lwtunnel(dst->lwtstate); in bpf_input()
122 if (bpf->in.prog) { in bpf_input()
123 ret = run_lwt_bpf(skb, &bpf->in, dst, NO_REDIRECT); in bpf_input()
141 struct bpf_lwt *bpf; in bpf_output() local
144 bpf = bpf_lwt_lwtunnel(dst->lwtstate); in bpf_output()
145 if (bpf->out.prog) { in bpf_output()
146 ret = run_lwt_bpf(skb, &bpf->out, dst, NO_REDIRECT); in bpf_output()
153 bpf->out.name); in bpf_output()
272 struct bpf_lwt *bpf; in bpf_xmit() local
[all …]
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| /Linux-v5.10/tools/lib/bpf/ |
| D | Makefile | 161 @(test -f ../../include/uapi/linux/bpf.h -a -f ../../../include/uapi/linux/bpf.h && ( \
162 (diff -B ../../include/uapi/linux/bpf.h ../../../include/uapi/linux/bpf.h >/dev/null) || \
181 $(BPF_HELPER_DEFS): $(srctree)/tools/include/uapi/linux/bpf.h
183 --file $(srctree)/tools/include/uapi/linux/bpf.h > $(BPF_HELPER_DEFS)
249 $(call do_install,bpf.h,$(prefix)/include/bpf,644); \
250 $(call do_install,libbpf.h,$(prefix)/include/bpf,644); \
251 $(call do_install,btf.h,$(prefix)/include/bpf,644); \
252 $(call do_install,libbpf_util.h,$(prefix)/include/bpf,644); \
253 $(call do_install,libbpf_common.h,$(prefix)/include/bpf,644); \
254 $(call do_install,xsk.h,$(prefix)/include/bpf,644); \
[all …]
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| /Linux-v5.10/kernel/bpf/ |
| D | net_namespace.c | 60 run_array = rcu_replace_pointer(net->bpf.run_array[type], NULL, in netns_bpf_run_array_detach()
71 list_for_each_entry(pos, &net->bpf.links[type], node) { in link_index()
84 list_for_each(pos, &net->bpf.links[type]) in link_count()
95 list_for_each_entry(pos, &net->bpf.links[type], node) { in fill_prog_array()
133 old_array = rcu_dereference_protected(net->bpf.run_array[type], in bpf_netns_link_release()
141 rcu_assign_pointer(net->bpf.run_array[type], new_array); in bpf_netns_link_release()
188 run_array = rcu_dereference_protected(net->bpf.run_array[type], in bpf_netns_link_update_prog()
254 run_array = rcu_dereference_protected(net->bpf.run_array[type], in __netns_bpf_prog_query()
315 if (!list_empty(&net->bpf.links[type])) { in netns_bpf_prog_attach()
331 attached = net->bpf.progs[type]; in netns_bpf_prog_attach()
[all …]
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| D | cgroup.c | 28 percpu_ref_kill(&cgrp->bpf.refcnt); in cgroup_bpf_offline()
111 bpf.release_work); in cgroup_bpf_release()
113 struct list_head *storages = &cgrp->bpf.storages; in cgroup_bpf_release()
120 for (type = 0; type < ARRAY_SIZE(cgrp->bpf.progs); type++) { in cgroup_bpf_release()
121 struct list_head *progs = &cgrp->bpf.progs[type]; in cgroup_bpf_release()
134 cgrp->bpf.effective[type], in cgroup_bpf_release()
149 percpu_ref_exit(&cgrp->bpf.refcnt); in cgroup_bpf_release()
160 struct cgroup *cgrp = container_of(ref, struct cgroup, bpf.refcnt); in cgroup_bpf_release_fn()
162 INIT_WORK(&cgrp->bpf.release_work, cgroup_bpf_release); in cgroup_bpf_release_fn()
163 queue_work(system_wq, &cgrp->bpf.release_work); in cgroup_bpf_release_fn()
[all …]
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| /Linux-v5.10/samples/seccomp/ |
| D | Makefile | 2 userprogs-always-y += bpf-fancy dropper bpf-direct user-trap
4 bpf-fancy-objs := bpf-fancy.o bpf-helper.o
|
| /Linux-v5.10/kernel/bpf/preload/iterators/ |
| D | Makefile | 8 LIBBPF_SRC := $(abspath ../../../../tools/lib/bpf)
36 iterators.skel.h: $(OUTPUT)/iterators.bpf.o | $(BPFTOOL)
41 $(OUTPUT)/iterators.bpf.o: iterators.bpf.c $(BPFOBJ) | $(OUTPUT)
43 $(Q)$(CLANG) -g -O2 -target bpf $(INCLUDES) \
56 $(Q)$(MAKE) $(submake_extras) -C ../../../../tools/bpf/bpftool \
|
| /Linux-v5.10/Documentation/bpf/ |
| D | bpf_devel_QA.rst | 23 loader development happens through the bpf kernel mailing list,
27 bpf@vger.kernel.org
49 A: Please submit your BPF patches to the bpf kernel mailing list:
51 bpf@vger.kernel.org
65 Those patches which target BPF, are assigned to a 'bpf' delegate for
81 the 'bpf' delegate).
89 * https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/
90 * https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/
92 The bpf tree itself is for fixes only, whereas bpf-next for features,
94 analogous to net and net-next trees for networking. Both bpf and
[all …]
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| D | bpf_lsm.rst | 23 eBPF programs that use :doc:`/bpf/btf` do not need to include kernel headers
58 macros defined in `tools/lib/bpf/bpf_tracing.h`_. In this
91 :doc:`/bpf/btf` information. Since the BPF verifier is aware of the types, it
97 eBPF programs can be loaded with the :manpage:`bpf(2)` syscall's
119 The LSM allows attachment of eBPF programs as LSM hooks using :manpage:`bpf(2)`
133 `tools/testing/selftests/bpf/progs/lsm.c`_ and the corresponding
134 userspace code in `tools/testing/selftests/bpf/prog_tests/test_lsm.c`_
137 .. _tools/lib/bpf/bpf_tracing.h:
138 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/tools/lib/bpf/bpf_tracing.h
139 .. _tools/testing/selftests/bpf/progs/lsm.c:
[all …]
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| D | index.rst | 15 The primary info for the bpf syscall is available in the `man-pages`_
16 for `bpf(2)`_.
42 * `bpf-helpers(7)`_ maintains a list of helpers available to eBPF programs.
88 .. _bpf(2): https://man7.org/linux/man-pages/man2/bpf.2.html
89 .. _bpf-helpers(7): https://man7.org/linux/man-pages/man7/bpf-helpers.7.html
90 .. _BPF and XDP Reference Guide: https://docs.cilium.io/en/latest/bpf/
|
| /Linux-v5.10/tools/bpf/runqslower/ |
| D | Makefile | 8 LIBBPF_SRC := $(abspath ../../lib/bpf)
48 $(OUTPUT)/runqslower.bpf.o
50 $(OUTPUT)/runqslower.bpf.o: $(OUTPUT)/vmlinux.h runqslower.h
52 $(OUTPUT)/%.skel.h: $(OUTPUT)/%.bpf.o | $(BPFTOOL)
56 $(OUTPUT)/%.bpf.o: %.bpf.c $(BPFOBJ) | $(OUTPUT)
58 $(Q)$(CLANG) -g -O2 -target bpf $(INCLUDES) \
|
| /Linux-v5.10/arch/um/drivers/ |
| D | vector_user.c | 753 int uml_vector_attach_bpf(int fd, void *bpf) in uml_vector_attach_bpf() argument
755 struct sock_fprog *prog = bpf; in uml_vector_attach_bpf()
757 int err = setsockopt(fd, SOL_SOCKET, SO_ATTACH_FILTER, bpf, sizeof(struct sock_fprog)); in uml_vector_attach_bpf()
764 int uml_vector_detach_bpf(int fd, void *bpf) in uml_vector_detach_bpf() argument
766 struct sock_fprog *prog = bpf; in uml_vector_detach_bpf()
768 int err = setsockopt(fd, SOL_SOCKET, SO_DETACH_FILTER, bpf, sizeof(struct sock_fprog)); in uml_vector_detach_bpf()
775 struct sock_filter *bpf; in uml_vector_default_bpf() local
787 bpf = uml_kmalloc( in uml_vector_default_bpf()
789 if (bpf) { in uml_vector_default_bpf()
790 bpf_prog->filter = bpf; in uml_vector_default_bpf()
[all …]
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| /Linux-v5.10/samples/bpf/ |
| D | README.rst | 5 for using eBPF. The examples use libbpf from tools/lib/bpf.
14 Note that LLVM's tool 'llc' must support target 'bpf', list version
24 make -C samples/bpf clean
49 make M=samples/bpf
54 Manually compiling LLVM with 'bpf' support
60 By default llvm will build all non-experimental backends including bpf.
78 make M=samples/bpf LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang
99 make M=samples/bpf
105 make M=samples/bpf SYSROOT=~/some_sysroot
|
| D | run_cookie_uid_helper_example.sh | 8 iptables -D OUTPUT -m bpf --object-pinned ${mnt_dir}/bpf_prog -j ACCEPT
14 mount -t bpf bpf ${mnt_dir}
|
| D | tc_l2_redirect.sh | 45 $IP netns exec ns2 $TC filter add dev vens2 ingress bpf da obj $REDIRECT_BPF sec drop_non_tun_vip
63 $TC filter add dev ve2 ingress bpf da obj $REDIRECT_BPF sec l2_to_iptun_ingress_forward
80 rm -f /sys/fs/bpf/tc/globals/tun_iface
99 $TC filter add dev ve2 egress bpf da obj $REDIRECT_BPF sec l2_to_iptun_ingress_redirect
103 $TC filter add dev ve1 ingress bpf da obj $REDIRECT_BPF sec l2_to_iptun_ingress_redirect
106 $REDIRECT_USER -U /sys/fs/bpf/tc/globals/tun_iface -i $(< /sys/class/net/ipt/ifindex)
136 $TC filter add dev ve2 egress bpf da obj $REDIRECT_BPF sec l2_to_ip6tun_ingress_redirect
140 $TC filter add dev ve1 ingress bpf da obj $REDIRECT_BPF sec l2_to_ip6tun_ingress_redirect
143 $REDIRECT_USER -U /sys/fs/bpf/tc/globals/tun_iface -i $(< /sys/class/net/ip6t/ifindex)
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| /Linux-v5.10/drivers/net/ethernet/netronome/nfp/ |
| D | Makefile | 59 bpf/cmsg.o \
60 bpf/main.o \
61 bpf/offload.o \
62 bpf/verifier.o \
63 bpf/jit.o
|
| /Linux-v5.10/tools/bpf/bpftool/ |
| D | Makefile | 17 BPF_DIR = $(srctree)/tools/lib/bpf/
46 -I$(srctree)/kernel/bpf/ \
66 clang-bpf-co-re
68 clang-bpf-co-re
134 ifeq ($(feature-clang-bpf-co-re),1)
145 $(OUTPUT)%.bpf.o: skeleton/%.bpf.c $(OUTPUT)vmlinux.h $(LIBBPF)
151 -g -O2 -target bpf -c $< -o $@ && $(LLVM_STRIP) -g $@
153 $(OUTPUT)%.skel.h: $(OUTPUT)%.bpf.o $(BPFTOOL_BOOTSTRAP)
165 $(OUTPUT)disasm.o: $(srctree)/kernel/bpf/disasm.c
|
