From: Kenny Yu <kennyyu@fb.com>
To: <bpf@vger.kernel.org>, <ast@kernel.org>, <andrii@kernel.org>,
<daniel@iogearbox.net>, <yhs@fb.com>
Cc: Kenny Yu <kennyyu@fb.com>
Subject: [PATCH bpf-next 2/3] libbpf: Add "iter.s" section for sleepable bpf iterator programs
Date: Thu, 13 Jan 2022 15:31:57 -0800 [thread overview]
Message-ID: <20220113233158.1582743-3-kennyyu@fb.com> (raw)
In-Reply-To: <20220113233158.1582743-1-kennyyu@fb.com>
This adds a new bpf section "iter.s" to allow bpf iterator programs to
be sleepable.
Signed-off-by: Kenny Yu <kennyyu@fb.com>
---
tools/lib/bpf/libbpf.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index fdb3536afa7d..9ec40835bce8 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8599,6 +8599,7 @@ static const struct bpf_sec_def section_defs[] = {
SEC_DEF("lsm/", LSM, BPF_LSM_MAC, SEC_ATTACH_BTF, attach_lsm),
SEC_DEF("lsm.s/", LSM, BPF_LSM_MAC, SEC_ATTACH_BTF | SEC_SLEEPABLE, attach_lsm),
SEC_DEF("iter/", TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF, attach_iter),
+ SEC_DEF("iter.s/", TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF | SEC_SLEEPABLE, attach_iter),
SEC_DEF("syscall", SYSCALL, 0, SEC_SLEEPABLE),
SEC_DEF("xdp_devmap/", XDP, BPF_XDP_DEVMAP, SEC_ATTACHABLE),
SEC_DEF("xdp_cpumap/", XDP, BPF_XDP_CPUMAP, SEC_ATTACHABLE),
--
2.30.2
next prev parent reply other threads:[~2022-01-13 23:33 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-13 23:31 [PATCH bpf-next 0/3] Add bpf_access_process_vm helper and sleepable bpf iterator programs Kenny Yu
2022-01-13 23:31 ` [PATCH bpf-next 1/3] bpf: Add bpf_access_process_vm() helper Kenny Yu
2022-01-13 23:31 ` Kenny Yu [this message]
2022-01-13 23:31 ` [PATCH bpf-next 3/3] selftests/bpf: Add test for sleepable bpf iterator programs Kenny Yu
2022-01-14 0:48 ` [PATCH v2 bpf-next 0/4] Add bpf_access_process_vm helper and " Kenny Yu
2022-01-14 0:48 ` [PATCH v2 bpf-next 1/4] bpf: Add bpf_access_process_vm() helper Kenny Yu
2022-01-14 0:48 ` [PATCH v2 bpf-next 2/4] bpf: Add support for sleepable programs in bpf_iter_run_prog Kenny Yu
2022-01-14 2:50 ` Alexei Starovoitov
2022-01-14 23:15 ` Kenny Yu
2022-01-14 0:48 ` [PATCH v2 bpf-next 3/4] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-14 0:49 ` [PATCH v2 bpf-next 4/4] selftests/bpf: Add test " Kenny Yu
2022-01-14 2:39 ` Alexei Starovoitov
2022-01-14 23:14 ` Kenny Yu
2022-01-15 1:38 ` Andrii Nakryiko
2022-01-15 4:30 ` Kenny Yu
2022-01-15 16:27 ` Gabriele
2022-01-19 16:56 ` Kenny Yu
2022-01-19 18:02 ` [PATCH v3 bpf-next 0/3] Add bpf_access_process_vm helper and " Kenny Yu
2022-01-19 18:02 ` [PATCH v3 bpf-next 1/3] bpf: Add bpf_access_process_vm() helper Kenny Yu
2022-01-19 20:16 ` Alexei Starovoitov
2022-01-19 22:51 ` Kenny Yu
2022-01-19 18:02 ` [PATCH v3 bpf-next 2/3] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-19 18:02 ` [PATCH v3 bpf-next 3/3] selftests/bpf: Add test " Kenny Yu
2022-01-19 22:59 ` [PATCH v4 bpf-next 0/3] Add bpf_access_process_vm helper and " Kenny Yu
2022-01-19 22:59 ` [PATCH v4 bpf-next 1/3] bpf: Add bpf_access_process_vm() helper Kenny Yu
2022-01-20 3:45 ` Yonghong Song
2022-01-20 17:11 ` Kenny Yu
2022-01-19 22:59 ` [PATCH v4 bpf-next 2/3] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-19 22:59 ` [PATCH v4 bpf-next 3/3] selftests/bpf: Add test " Kenny Yu
2022-01-20 17:29 ` [PATCH v5 bpf-next 0/3] Add bpf_access_process_vm helper and " Kenny Yu
2022-01-20 17:29 ` [PATCH v5 bpf-next 1/3] bpf: Add bpf_access_process_vm() helper Kenny Yu
2022-01-20 22:45 ` Andrii Nakryiko
2022-01-21 2:27 ` Alexei Starovoitov
2022-01-21 17:20 ` Andrii Nakryiko
2022-01-21 17:41 ` Kenny Yu
2022-01-21 17:47 ` Alexei Starovoitov
2022-01-21 18:30 ` Kenny Yu
2022-01-20 17:29 ` [PATCH v5 bpf-next 2/3] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-20 17:29 ` [PATCH v5 bpf-next 3/3] selftests/bpf: Add test " Kenny Yu
2022-01-20 22:48 ` Andrii Nakryiko
2022-01-21 19:30 ` [PATCH v6 bpf-next 0/3] Add bpf_copy_from_user_task helper and " Kenny Yu
2022-01-21 19:30 ` [PATCH v6 bpf-next 1/3] bpf: Add bpf_copy_from_user_task() helper Kenny Yu
2022-01-21 19:53 ` Andrii Nakryiko
2022-01-21 20:04 ` Yonghong Song
2022-01-21 20:07 ` Andrii Nakryiko
2022-01-21 21:15 ` Yonghong Song
2022-01-24 17:30 ` Kenny Yu
2022-01-22 9:58 ` Gabriele
2022-01-22 10:08 ` Gabriele
2022-01-21 19:30 ` [PATCH v6 bpf-next 2/3] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-21 19:54 ` Andrii Nakryiko
2022-01-21 19:30 ` [PATCH v6 bpf-next 3/3] selftests/bpf: Add test " Kenny Yu
2022-01-21 19:55 ` Andrii Nakryiko
2022-01-24 18:53 ` [PATCH v7 bpf-next 0/4] Add bpf_copy_from_user_task helper and " Kenny Yu
2022-01-24 18:54 ` [PATCH v7 bpf-next 1/4] bpf: Add support for bpf iterator programs to use sleepable helpers Kenny Yu
2022-01-24 22:19 ` Andrii Nakryiko
2022-01-24 18:54 ` [PATCH v7 bpf-next 2/4] bpf: Add bpf_copy_from_user_task() helper Kenny Yu
2022-01-24 22:18 ` Andrii Nakryiko
2022-01-25 4:06 ` Alexei Starovoitov
2022-01-24 18:54 ` [PATCH v7 bpf-next 3/4] libbpf: Add "iter.s" section for sleepable bpf iterator programs Kenny Yu
2022-01-24 18:54 ` [PATCH v7 bpf-next 4/4] selftests/bpf: Add test " Kenny Yu
2022-01-25 4:10 ` [PATCH v7 bpf-next 0/4] Add bpf_copy_from_user_task helper and " patchwork-bot+netdevbpf
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