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authorGeliang Tang <geliang.tang@suse.com>2022-05-20 01:30:10 +0200
committerAndrii Nakryiko <andrii@kernel.org>2022-05-21 00:29:00 +0200
commit3bc253c2e652cf5f12cd8c00d80d8ec55d67d1a7 (patch)
treed5a148b96341eef26393448300dc927ee298a84b /scripts
parentselftests/bpf: Fix some bugs in map_lookup_percpu_elem testcase (diff)
downloadlinux-3bc253c2e652cf5f12cd8c00d80d8ec55d67d1a7.tar.xz
linux-3bc253c2e652cf5f12cd8c00d80d8ec55d67d1a7.zip
bpf: Add bpf_skc_to_mptcp_sock_proto
This patch implements a new struct bpf_func_proto, named bpf_skc_to_mptcp_sock_proto. Define a new bpf_id BTF_SOCK_TYPE_MPTCP, and a new helper bpf_skc_to_mptcp_sock(), which invokes another new helper bpf_mptcp_sock_from_subflow() in net/mptcp/bpf.c to get struct mptcp_sock from a given subflow socket. v2: Emit BTF type, add func_id checks in verifier.c and bpf_trace.c, remove build check for CONFIG_BPF_JIT v5: Drop EXPORT_SYMBOL (Martin) Co-developed-by: Nicolas Rybowski <nicolas.rybowski@tessares.net> Co-developed-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Nicolas Rybowski <nicolas.rybowski@tessares.net> Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Geliang Tang <geliang.tang@suse.com> Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20220519233016.105670-2-mathew.j.martineau@linux.intel.com
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/bpf_doc.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/scripts/bpf_doc.py b/scripts/bpf_doc.py
index 096625242475..d5452f7eb996 100755
--- a/scripts/bpf_doc.py
+++ b/scripts/bpf_doc.py
@@ -633,6 +633,7 @@ class PrinterHelpers(Printer):
'struct socket',
'struct file',
'struct bpf_timer',
+ 'struct mptcp_sock',
]
known_types = {
'...',
@@ -682,6 +683,7 @@ class PrinterHelpers(Printer):
'struct socket',
'struct file',
'struct bpf_timer',
+ 'struct mptcp_sock',
}
mapped_types = {
'u8': '__u8',