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authorAlexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>2023-06-08 22:26:26 +0200
committerDavid S. Miller <davem@davemloft.net>2023-06-12 10:45:50 +0100
commit7b26952a91cf65ff1cc867a2382a8964d8c0ee7d (patch)
treebf4a6738d3ed49eb318d70d80cac4e9d00540e4c /tools/include
parent5e2ff6704a275be009be8979af17c52361b79b89 (diff)
net: core: add getsockopt SO_PEERPIDFD
Add SO_PEERPIDFD which allows to get pidfd of peer socket holder pidfd. This thing is direct analog of SO_PEERCRED which allows to get plain PID. Cc: "David S. Miller" <davem@davemloft.net> Cc: Eric Dumazet <edumazet@google.com> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Paolo Abeni <pabeni@redhat.com> Cc: Leon Romanovsky <leon@kernel.org> Cc: David Ahern <dsahern@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Kees Cook <keescook@chromium.org> Cc: Christian Brauner <brauner@kernel.org> Cc: Kuniyuki Iwashima <kuniyu@amazon.com> Cc: Lennart Poettering <mzxreary@0pointer.de> Cc: Luca Boccassi <bluca@debian.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Stanislav Fomichev <sdf@google.com> Cc: bpf@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-arch@vger.kernel.org Reviewed-by: Christian Brauner <brauner@kernel.org> Acked-by: Stanislav Fomichev <sdf@google.com> Tested-by: Luca Boccassi <bluca@debian.org> Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/include')
-rw-r--r--tools/include/uapi/asm-generic/socket.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/include/uapi/asm-generic/socket.h b/tools/include/uapi/asm-generic/socket.h
index fbbc4bf53ee3..54d9c8bf7c55 100644
--- a/tools/include/uapi/asm-generic/socket.h
+++ b/tools/include/uapi/asm-generic/socket.h
@@ -122,6 +122,7 @@
#define SO_RCVMARK 75
#define SO_PASSPIDFD 76
+#define SO_PEERPIDFD 77
#if !defined(__KERNEL__)