* Re: Ask for help about bpf map [not found] <5aebe6f4-ca0d-4f64-8ee6-b68c58675271@huawei.com> @ 2021-07-13 16:16 ` Andrii Nakryiko 2021-07-13 17:07 ` Toke Høiland-Jørgensen 0 siblings, 1 reply; 12+ messages in thread From: Andrii Nakryiko @ 2021-07-13 16:16 UTC (permalink / raw) To: luwei (O); +Cc: bpf, Networking, David Ahern, Toke Høiland-Jørgensen On Mon, Jul 12, 2021 at 11:35 PM luwei (O) <luwei32@huawei.com> wrote: > > Hi, List: > > I am a beginner about bpf and working on XDP now. I meet a > problem and feel difficult to figure it out. > > In my following codes, I use two ways to define my_map: in SEC > maps and SEC .maps respectively. When I load the xdp_kern.o file, > > It has different results. The way I load is: ip link set dev ens3 xdp > obj xdp1_kern.o sec xdp1. > > when I define my_map using SEC maps, it loads successfully but > fails to load using SEC .maps, it reports: > > " > > [12] TYPEDEF __u32 type_id=13 > [13] INT unsigned int size=4 bits_offset=0 nr_bits=32 encoding=(none) > [14] FUNC_PROTO (anon) return=2 args=(10 ctx) > [15] FUNC xdp_prog1 type_id=14 > [16] INT char size=1 bits_offset=0 nr_bits=8 encoding=SIGNED > [17] ARRAY (anon) type_id=16 index_type_id=4 nr_elems=4 > [18] VAR _license type_id=17 linkage=1 > [19] DATASEC .maps size=0 vlen=1 size == 0 > > > Prog section 'xdp1' rejected: Permission denied (13)! > - Type: 6 > - Instructions: 9 (0 over limit) > - License: GPL > > Verifier analysis: > > 0: (b7) r1 = 0 > 1: (63) *(u32 *)(r10 -4) = r1 > last_idx 1 first_idx 0 > regs=2 stack=0 before 0: (b7) r1 = 0 > 2: (bf) r2 = r10 > 3: (07) r2 += -4 > 4: (18) r1 = 0x0 this shouldn't be 0x0. I suspect you have an old iproute2 which doesn't yet use libbpf to load BPF programs, so .maps definition is not yet supported. cc'ing netdev@vger, David and Toke > 6: (85) call bpf_map_lookup_elem#1 > R1 type=inv expected=map_ptr > processed 6 insns (limit 1000000) max_states_per_insn 0 total_states 0 > peak_states 0 mark_read 0 > > Error fetching program/map! > > " > > I tried to search google, and only found the following page: > > https://stackoverflow.com/questions/67553794/what-is-variable-attribute-sec-means > > Does anyone meet the same problem or help to explain this or provide me > some suggestions ? Thanks ! > > > === xdp1_kern.c === > > #define KBUILD_MODNAME "foo" > #include <uapi/linux/bpf.h> > #include <linux/time.h> > #include <linux/in.h> > #include <linux/if_ether.h> > #include <linux/if_packet.h> > #include <linux/if_vlan.h> > #include <linux/ip.h> > #include <linux/ipv6.h> > #include <bpf/bpf_helpers.h> > > struct { > __uint(type, BPF_MAP_TYPE_HASH); > __uint(max_entries, 1024); > __type(key, int); > __type(value, int); > } my_map SEC(".maps"); > > #if 0 > #define PIN_GLOBAL_NS 2 > struct bpf_elf_map { > __u32 type; > __u32 size_key; > __u32 size_value; > __u32 max_elem; > __u32 flags; > __u32 id; > __u32 pinning; > }; > > struct bpf_elf_map SEC("maps") my_map = { > .type = BPF_MAP_TYPE_HASH, > .size_key = sizeof(int), > .size_value = sizeof(int), > .pinning = PIN_GLOBAL_NS, > .max_elem = 65535, > }; > #endif > > SEC("xdp1") > int xdp_prog1(struct xdp_md *ctx) > { > int key = 0; > struct map_elem *val; > > val = bpf_map_lookup_elem(&my_map, &key); > if (val) { > return XDP_PASS; > } > > return XDP_PASS; > } > > char _license[] SEC("license") = "GPL"; > > -- > Best Regards, > Lu Wei > ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-13 16:16 ` Ask for help about bpf map Andrii Nakryiko @ 2021-07-13 17:07 ` Toke Høiland-Jørgensen 2021-07-14 1:05 ` luwei (O) 0 siblings, 1 reply; 12+ messages in thread From: Toke Høiland-Jørgensen @ 2021-07-13 17:07 UTC (permalink / raw) To: Andrii Nakryiko, luwei (O); +Cc: bpf, Networking, David Ahern Andrii Nakryiko <andrii.nakryiko@gmail.com> writes: > On Mon, Jul 12, 2021 at 11:35 PM luwei (O) <luwei32@huawei.com> wrote: >> >> Hi, List: >> >> I am a beginner about bpf and working on XDP now. I meet a >> problem and feel difficult to figure it out. >> >> In my following codes, I use two ways to define my_map: in SEC >> maps and SEC .maps respectively. When I load the xdp_kern.o file, >> >> It has different results. The way I load is: ip link set dev ens3 xdp >> obj xdp1_kern.o sec xdp1. >> >> when I define my_map using SEC maps, it loads successfully but >> fails to load using SEC .maps, it reports: >> >> " >> >> [12] TYPEDEF __u32 type_id=13 >> [13] INT unsigned int size=4 bits_offset=0 nr_bits=32 encoding=(none) >> [14] FUNC_PROTO (anon) return=2 args=(10 ctx) >> [15] FUNC xdp_prog1 type_id=14 >> [16] INT char size=1 bits_offset=0 nr_bits=8 encoding=SIGNED >> [17] ARRAY (anon) type_id=16 index_type_id=4 nr_elems=4 >> [18] VAR _license type_id=17 linkage=1 >> [19] DATASEC .maps size=0 vlen=1 size == 0 >> >> >> Prog section 'xdp1' rejected: Permission denied (13)! >> - Type: 6 >> - Instructions: 9 (0 over limit) >> - License: GPL >> >> Verifier analysis: >> >> 0: (b7) r1 = 0 >> 1: (63) *(u32 *)(r10 -4) = r1 >> last_idx 1 first_idx 0 >> regs=2 stack=0 before 0: (b7) r1 = 0 >> 2: (bf) r2 = r10 >> 3: (07) r2 += -4 >> 4: (18) r1 = 0x0 > > this shouldn't be 0x0. > > I suspect you have an old iproute2 which doesn't yet use libbpf to > load BPF programs, so .maps definition is not yet supported. cc'ing > netdev@vger, David and Toke That would be my guess as well; what's the output of 'ip -V'? -Toke ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-13 17:07 ` Toke Høiland-Jørgensen @ 2021-07-14 1:05 ` luwei (O) 2021-07-14 2:02 ` luwei (O) 0 siblings, 1 reply; 12+ messages in thread From: luwei (O) @ 2021-07-14 1:05 UTC (permalink / raw) To: Toke Høiland-Jørgensen, Andrii Nakryiko Cc: bpf, Networking, David Ahern I have updated the iproute2 according this page: https://github.com/cilium/cilium/issues/7446 Now I use this version of iproute2: https://github.com/shemminger/iproute2 The version of iproute2 is 5.11, and the kernel version is 5.13(the latest version). 在 2021/7/14 1:07 AM, Toke Høiland-Jørgensen 写道: > Andrii Nakryiko <andrii.nakryiko@gmail.com> writes: > >> On Mon, Jul 12, 2021 at 11:35 PM luwei (O) <luwei32@huawei.com> wrote: >>> Hi, List: >>> >>> I am a beginner about bpf and working on XDP now. I meet a >>> problem and feel difficult to figure it out. >>> >>> In my following codes, I use two ways to define my_map: in SEC >>> maps and SEC .maps respectively. When I load the xdp_kern.o file, >>> >>> It has different results. The way I load is: ip link set dev ens3 xdp >>> obj xdp1_kern.o sec xdp1. >>> >>> when I define my_map using SEC maps, it loads successfully but >>> fails to load using SEC .maps, it reports: >>> >>> " >>> >>> [12] TYPEDEF __u32 type_id=13 >>> [13] INT unsigned int size=4 bits_offset=0 nr_bits=32 encoding=(none) >>> [14] FUNC_PROTO (anon) return=2 args=(10 ctx) >>> [15] FUNC xdp_prog1 type_id=14 >>> [16] INT char size=1 bits_offset=0 nr_bits=8 encoding=SIGNED >>> [17] ARRAY (anon) type_id=16 index_type_id=4 nr_elems=4 >>> [18] VAR _license type_id=17 linkage=1 >>> [19] DATASEC .maps size=0 vlen=1 size == 0 >>> >>> >>> Prog section 'xdp1' rejected: Permission denied (13)! >>> - Type: 6 >>> - Instructions: 9 (0 over limit) >>> - License: GPL >>> >>> Verifier analysis: >>> >>> 0: (b7) r1 = 0 >>> 1: (63) *(u32 *)(r10 -4) = r1 >>> last_idx 1 first_idx 0 >>> regs=2 stack=0 before 0: (b7) r1 = 0 >>> 2: (bf) r2 = r10 >>> 3: (07) r2 += -4 >>> 4: (18) r1 = 0x0 >> this shouldn't be 0x0. >> >> I suspect you have an old iproute2 which doesn't yet use libbpf to >> load BPF programs, so .maps definition is not yet supported. cc'ing >> netdev@vger, David and Toke > That would be my guess as well; what's the output of 'ip -V'? > > -Toke > > . -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-14 1:05 ` luwei (O) @ 2021-07-14 2:02 ` luwei (O) 2021-07-14 8:23 ` luwei (O) 0 siblings, 1 reply; 12+ messages in thread From: luwei (O) @ 2021-07-14 2:02 UTC (permalink / raw) To: Toke Høiland-Jørgensen, Andrii Nakryiko Cc: bpf, Networking, David Ahern I tried 5.13 version in this page: https://git.kernel.org/pub/scm/network/iproute2/iproute2.git , still failed with the same error. 在 2021/7/14 9:05 AM, luwei (O) 写道: > I have updated the iproute2 according this page: > https://github.com/cilium/cilium/issues/7446 > > Now I use this version of iproute2: > https://github.com/shemminger/iproute2 > > The version of iproute2 is 5.11, and the kernel version is 5.13(the > latest version). > > > 在 2021/7/14 1:07 AM, Toke Høiland-Jørgensen 写道: >> Andrii Nakryiko <andrii.nakryiko@gmail.com> writes: >> >>> On Mon, Jul 12, 2021 at 11:35 PM luwei (O) <luwei32@huawei.com> wrote: >>>> Hi, List: >>>> >>>> I am a beginner about bpf and working on XDP now. I meet a >>>> problem and feel difficult to figure it out. >>>> >>>> In my following codes, I use two ways to define my_map: in SEC >>>> maps and SEC .maps respectively. When I load the xdp_kern.o file, >>>> >>>> It has different results. The way I load is: ip link set dev ens3 xdp >>>> obj xdp1_kern.o sec xdp1. >>>> >>>> when I define my_map using SEC maps, it loads successfully but >>>> fails to load using SEC .maps, it reports: >>>> >>>> " >>>> >>>> [12] TYPEDEF __u32 type_id=13 >>>> [13] INT unsigned int size=4 bits_offset=0 nr_bits=32 encoding=(none) >>>> [14] FUNC_PROTO (anon) return=2 args=(10 ctx) >>>> [15] FUNC xdp_prog1 type_id=14 >>>> [16] INT char size=1 bits_offset=0 nr_bits=8 encoding=SIGNED >>>> [17] ARRAY (anon) type_id=16 index_type_id=4 nr_elems=4 >>>> [18] VAR _license type_id=17 linkage=1 >>>> [19] DATASEC .maps size=0 vlen=1 size == 0 >>>> >>>> >>>> Prog section 'xdp1' rejected: Permission denied (13)! >>>> - Type: 6 >>>> - Instructions: 9 (0 over limit) >>>> - License: GPL >>>> >>>> Verifier analysis: >>>> >>>> 0: (b7) r1 = 0 >>>> 1: (63) *(u32 *)(r10 -4) = r1 >>>> last_idx 1 first_idx 0 >>>> regs=2 stack=0 before 0: (b7) r1 = 0 >>>> 2: (bf) r2 = r10 >>>> 3: (07) r2 += -4 >>>> 4: (18) r1 = 0x0 >>> this shouldn't be 0x0. >>> >>> I suspect you have an old iproute2 which doesn't yet use libbpf to >>> load BPF programs, so .maps definition is not yet supported. cc'ing >>> netdev@vger, David and Toke >> That would be my guess as well; what's the output of 'ip -V'? >> >> -Toke >> >> . > -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-14 2:02 ` luwei (O) @ 2021-07-14 8:23 ` luwei (O) 2021-07-14 14:15 ` Toke Høiland-Jørgensen 2021-07-14 14:48 ` Alexei Starovoitov 0 siblings, 2 replies; 12+ messages in thread From: luwei (O) @ 2021-07-14 8:23 UTC (permalink / raw) To: Toke Høiland-Jørgensen, Andrii Nakryiko Cc: bpf, Networking, David Ahern Hi Andrii and toke, I have sovled this issue. The reason is that my iproute2 does not support libbpf, once I compile iproute2 with libbpf, it works. Thanks for reply! 在 2021/7/14 10:02 AM, luwei (O) 写道: > I tried 5.13 version in this page: > https://git.kernel.org/pub/scm/network/iproute2/iproute2.git , still > failed with the same error. > > 在 2021/7/14 9:05 AM, luwei (O) 写道: >> I have updated the iproute2 according this page: >> https://github.com/cilium/cilium/issues/7446 >> >> Now I use this version of iproute2: >> https://github.com/shemminger/iproute2 >> >> The version of iproute2 is 5.11, and the kernel version is 5.13(the >> latest version). >> >> >> 在 2021/7/14 1:07 AM, Toke Høiland-Jørgensen 写道: >>> Andrii Nakryiko <andrii.nakryiko@gmail.com> writes: >>> >>>> On Mon, Jul 12, 2021 at 11:35 PM luwei (O) <luwei32@huawei.com> wrote: >>>>> Hi, List: >>>>> >>>>> I am a beginner about bpf and working on XDP now. I meet a >>>>> problem and feel difficult to figure it out. >>>>> >>>>> In my following codes, I use two ways to define my_map: in >>>>> SEC >>>>> maps and SEC .maps respectively. When I load the xdp_kern.o file, >>>>> >>>>> It has different results. The way I load is: ip link set dev ens3 xdp >>>>> obj xdp1_kern.o sec xdp1. >>>>> >>>>> when I define my_map using SEC maps, it loads successfully >>>>> but >>>>> fails to load using SEC .maps, it reports: >>>>> >>>>> " >>>>> >>>>> [12] TYPEDEF __u32 type_id=13 >>>>> [13] INT unsigned int size=4 bits_offset=0 nr_bits=32 encoding=(none) >>>>> [14] FUNC_PROTO (anon) return=2 args=(10 ctx) >>>>> [15] FUNC xdp_prog1 type_id=14 >>>>> [16] INT char size=1 bits_offset=0 nr_bits=8 encoding=SIGNED >>>>> [17] ARRAY (anon) type_id=16 index_type_id=4 nr_elems=4 >>>>> [18] VAR _license type_id=17 linkage=1 >>>>> [19] DATASEC .maps size=0 vlen=1 size == 0 >>>>> >>>>> >>>>> Prog section 'xdp1' rejected: Permission denied (13)! >>>>> - Type: 6 >>>>> - Instructions: 9 (0 over limit) >>>>> - License: GPL >>>>> >>>>> Verifier analysis: >>>>> >>>>> 0: (b7) r1 = 0 >>>>> 1: (63) *(u32 *)(r10 -4) = r1 >>>>> last_idx 1 first_idx 0 >>>>> regs=2 stack=0 before 0: (b7) r1 = 0 >>>>> 2: (bf) r2 = r10 >>>>> 3: (07) r2 += -4 >>>>> 4: (18) r1 = 0x0 >>>> this shouldn't be 0x0. >>>> >>>> I suspect you have an old iproute2 which doesn't yet use libbpf to >>>> load BPF programs, so .maps definition is not yet supported. cc'ing >>>> netdev@vger, David and Toke >>> That would be my guess as well; what's the output of 'ip -V'? >>> >>> -Toke >>> >>> . >> -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-14 8:23 ` luwei (O) @ 2021-07-14 14:15 ` Toke Høiland-Jørgensen 2021-07-14 14:48 ` Alexei Starovoitov 1 sibling, 0 replies; 12+ messages in thread From: Toke Høiland-Jørgensen @ 2021-07-14 14:15 UTC (permalink / raw) To: luwei (O), Andrii Nakryiko; +Cc: bpf, Networking, David Ahern "luwei (O)" <luwei32@huawei.com> writes: > Hi Andrii and toke, > > I have sovled this issue. The reason is that my iproute2 does not > support libbpf, once I compile iproute2 with libbpf, it works. Thanks > for reply! Awesome! You're welcome :) -Toke ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-14 8:23 ` luwei (O) 2021-07-14 14:15 ` Toke Høiland-Jørgensen @ 2021-07-14 14:48 ` Alexei Starovoitov 2021-07-15 1:44 ` luwei (O) 1 sibling, 1 reply; 12+ messages in thread From: Alexei Starovoitov @ 2021-07-14 14:48 UTC (permalink / raw) To: luwei (O) Cc: Toke Høiland-Jørgensen, Andrii Nakryiko, bpf, Networking, David Ahern On Wed, Jul 14, 2021 at 1:24 AM luwei (O) <luwei32@huawei.com> wrote: > > Hi Andrii and toke, > > I have sovled this issue. The reason is that my iproute2 does not > support libbpf, once I compile iproute2 with libbpf, it works. Thanks > for reply! How did you figure that out? I thought iproute folks should have included that info as part of -V output. Since this exact concern was hotly debated in the past. Non-vendoring clearly causes this annoying user experience. ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-14 14:48 ` Alexei Starovoitov @ 2021-07-15 1:44 ` luwei (O) 2021-07-19 12:38 ` Toke Høiland-Jørgensen 0 siblings, 1 reply; 12+ messages in thread From: luwei (O) @ 2021-07-15 1:44 UTC (permalink / raw) To: Alexei Starovoitov Cc: Toke Høiland-Jørgensen, Andrii Nakryiko, bpf, Networking, David Ahern Andrii and Toke inspired me. You are right, the libbpf version should be included in -V output , but not mine. I searched google and found this page: https://www.spinics.net/lists/netdev/msg700482.html , according which I re-compiled iproute2 and it works. Previously, I downloaded iproute2(5.13) and excuted "cd iproute2; make && make install". Libbpf which supports btf-defined map is not included. 在 2021/7/14 10:48 PM, Alexei Starovoitov 写道: > On Wed, Jul 14, 2021 at 1:24 AM luwei (O) <luwei32@huawei.com> wrote: >> Hi Andrii and toke, >> >> I have sovled this issue. The reason is that my iproute2 does not >> support libbpf, once I compile iproute2 with libbpf, it works. Thanks >> for reply! > How did you figure that out? > I thought iproute folks should have included that info as part of -V output. > Since this exact concern was hotly debated in the past. > Non-vendoring clearly causes this annoying user experience. > . -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-15 1:44 ` luwei (O) @ 2021-07-19 12:38 ` Toke Høiland-Jørgensen 2021-07-20 13:05 ` luwei (O) 0 siblings, 1 reply; 12+ messages in thread From: Toke Høiland-Jørgensen @ 2021-07-19 12:38 UTC (permalink / raw) To: luwei (O), Alexei Starovoitov Cc: Andrii Nakryiko, bpf, Networking, David Ahern "luwei (O)" <luwei32@huawei.com> writes: > Andrii and Toke inspired me. You are right, the libbpf version should be included in -V output > , but not mine. I searched google and found this page: https://www.spinics.net/lists/netdev/msg700482.html > , according which I re-compiled iproute2 and it works. Did the libbpf version appear in the output of 'ip -V' after you recompiled and enabled it? It does in mine: $ ./ip/ip -V ip utility, iproute2-5.13.0, libbpf 0.4.0 -Toke ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-19 12:38 ` Toke Høiland-Jørgensen @ 2021-07-20 13:05 ` luwei (O) 2021-07-20 14:50 ` Toke Høiland-Jørgensen 0 siblings, 1 reply; 12+ messages in thread From: luwei (O) @ 2021-07-20 13:05 UTC (permalink / raw) To: Toke Høiland-Jørgensen, Alexei Starovoitov Cc: Andrii Nakryiko, bpf, Networking, David Ahern It's very strange, in my virtual host, it is: $ ip -V ip utility, iproute2-5.11.0 but in my physical host: $ ip -V ip utility, iproute2-5.11.0, libbpf 0.5.0 I compiled iproute2 in the same way as I mentioned previously, and the kernel versions are both 5.13 (in fact the same code) . 在 2021/7/19 8:38 PM, Toke Høiland-Jørgensen 写道: > "luwei (O)" <luwei32@huawei.com> writes: > >> Andrii and Toke inspired me. You are right, the libbpf version should be included in -V output >> , but not mine. I searched google and found this page: https://www.spinics.net/lists/netdev/msg700482.html >> , according which I re-compiled iproute2 and it works. > Did the libbpf version appear in the output of 'ip -V' after you > recompiled and enabled it? It does in mine: > > $ ./ip/ip -V > ip utility, iproute2-5.13.0, libbpf 0.4.0 > > -Toke > > . -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-20 13:05 ` luwei (O) @ 2021-07-20 14:50 ` Toke Høiland-Jørgensen 2021-07-23 2:07 ` luwei (O) 0 siblings, 1 reply; 12+ messages in thread From: Toke Høiland-Jørgensen @ 2021-07-20 14:50 UTC (permalink / raw) To: luwei (O), Alexei Starovoitov Cc: Andrii Nakryiko, bpf, Networking, David Ahern "luwei (O)" <luwei32@huawei.com> writes: > It's very strange, in my virtual host, it is: > > $ ip -V > > ip utility, iproute2-5.11.0 > > > but in my physical host: > > $ ip -V > ip utility, iproute2-5.11.0, libbpf 0.5.0 > > > I compiled iproute2 in the same way as I mentioned previously, and the > kernel versions are both 5.13 (in fact the same code) . When compiling, the configure script should tell you whether it can find libbpf. If not, it's probably because you don't have the right header files installed... -Toke ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: Ask for help about bpf map 2021-07-20 14:50 ` Toke Høiland-Jørgensen @ 2021-07-23 2:07 ` luwei (O) 0 siblings, 0 replies; 12+ messages in thread From: luwei (O) @ 2021-07-23 2:07 UTC (permalink / raw) To: Toke Høiland-Jørgensen, Alexei Starovoitov Cc: Andrii Nakryiko, bpf, Networking, David Ahern OK, I will check that later. 在 2021/7/20 10:50 PM, Toke Høiland-Jørgensen 写道: > "luwei (O)" <luwei32@huawei.com> writes: > >> It's very strange, in my virtual host, it is: >> >> $ ip -V >> >> ip utility, iproute2-5.11.0 >> >> >> but in my physical host: >> >> $ ip -V >> ip utility, iproute2-5.11.0, libbpf 0.5.0 >> >> >> I compiled iproute2 in the same way as I mentioned previously, and the >> kernel versions are both 5.13 (in fact the same code) . > When compiling, the configure script should tell you whether it can find > libbpf. If not, it's probably because you don't have the right header > files installed... > > -Toke > > . -- Best Regards, Lu Wei ^ permalink raw reply [flat|nested] 12+ messages in thread
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[not found] <5aebe6f4-ca0d-4f64-8ee6-b68c58675271@huawei.com>
2021-07-13 16:16 ` Ask for help about bpf map Andrii Nakryiko
2021-07-13 17:07 ` Toke Høiland-Jørgensen
2021-07-14 1:05 ` luwei (O)
2021-07-14 2:02 ` luwei (O)
2021-07-14 8:23 ` luwei (O)
2021-07-14 14:15 ` Toke Høiland-Jørgensen
2021-07-14 14:48 ` Alexei Starovoitov
2021-07-15 1:44 ` luwei (O)
2021-07-19 12:38 ` Toke Høiland-Jørgensen
2021-07-20 13:05 ` luwei (O)
2021-07-20 14:50 ` Toke Høiland-Jørgensen
2021-07-23 2:07 ` luwei (O)
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