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authorChenbo Feng <fengc@google.com>2017-04-05 19:00:55 -0700
committerDavid S. Miller <davem@davemloft.net>2017-04-08 08:07:01 -0700
commit5daab9db7b65df87da26fd8cfa695fb9546a1ddb (patch)
tree92c586ee206c95658ffd47df5c8fd33fa85b64a3 /arch/s390
parentc42cb98cfd18dc66b099f4d4a310e12ac8957630 (diff)
New getsockopt option to get socket cookie
Introduce a new getsockopt operation to retrieve the socket cookie for a specific socket based on the socket fd. It returns a unique non-decreasing cookie for each socket. Tested: https://android-review.googlesource.com/#/c/358163/ Acked-by: Willem de Bruijn <willemb@google.com> Signed-off-by: Chenbo Feng <fengc@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/include/uapi/asm/socket.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/socket.h b/arch/s390/include/uapi/asm/socket.h
index 25ac4960e707..e8e5ecf673fd 100644
--- a/arch/s390/include/uapi/asm/socket.h
+++ b/arch/s390/include/uapi/asm/socket.h
@@ -102,4 +102,6 @@
#define SO_INCOMING_NAPI_ID 56
+#define SO_COOKIE 57
+
#endif /* _ASM_SOCKET_H */