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-rw-r--r--arch/alpha/include/uapi/asm/socket.h2
-rw-r--r--arch/avr32/include/uapi/asm/socket.h2
-rw-r--r--arch/frv/include/uapi/asm/socket.h2
-rw-r--r--arch/ia64/include/uapi/asm/socket.h2
-rw-r--r--arch/m32r/include/uapi/asm/socket.h2
-rw-r--r--arch/mips/include/uapi/asm/socket.h1
-rw-r--r--arch/mn10300/include/uapi/asm/socket.h2
-rw-r--r--arch/parisc/include/uapi/asm/socket.h2
-rw-r--r--arch/powerpc/include/uapi/asm/socket.h2
-rw-r--r--arch/s390/include/uapi/asm/socket.h2
-rw-r--r--arch/sparc/include/uapi/asm/socket.h2
-rw-r--r--arch/xtensa/include/uapi/asm/socket.h2
-rw-r--r--include/uapi/asm-generic/socket.h2
-rw-r--r--net/core/sock.c12
14 files changed, 37 insertions, 0 deletions
diff --git a/arch/alpha/include/uapi/asm/socket.h b/arch/alpha/include/uapi/asm/socket.h
index 089db42c1b40..1bb8cac61a28 100644
--- a/arch/alpha/include/uapi/asm/socket.h
+++ b/arch/alpha/include/uapi/asm/socket.h
@@ -101,4 +101,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _UAPI_ASM_SOCKET_H */
diff --git a/arch/avr32/include/uapi/asm/socket.h b/arch/avr32/include/uapi/asm/socket.h
index 6eabcbd2f82a..f824eeb0f2e4 100644
--- a/arch/avr32/include/uapi/asm/socket.h
+++ b/arch/avr32/include/uapi/asm/socket.h
@@ -94,4 +94,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _UAPI__ASM_AVR32_SOCKET_H */
diff --git a/arch/frv/include/uapi/asm/socket.h b/arch/frv/include/uapi/asm/socket.h
index bd497f8356b9..a8ad9bebfc47 100644
--- a/arch/frv/include/uapi/asm/socket.h
+++ b/arch/frv/include/uapi/asm/socket.h
@@ -94,5 +94,7 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_SOCKET_H */
diff --git a/arch/ia64/include/uapi/asm/socket.h b/arch/ia64/include/uapi/asm/socket.h
index f1bb54686168..6af3253e4209 100644
--- a/arch/ia64/include/uapi/asm/socket.h
+++ b/arch/ia64/include/uapi/asm/socket.h
@@ -103,4 +103,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_IA64_SOCKET_H */
diff --git a/arch/m32r/include/uapi/asm/socket.h b/arch/m32r/include/uapi/asm/socket.h
index 459c46076f6f..e98b6bb897c0 100644
--- a/arch/m32r/include/uapi/asm/socket.h
+++ b/arch/m32r/include/uapi/asm/socket.h
@@ -94,4 +94,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_M32R_SOCKET_H */
diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h
index 688c18dd62ef..ae2b62e39d4d 100644
--- a/arch/mips/include/uapi/asm/socket.h
+++ b/arch/mips/include/uapi/asm/socket.h
@@ -112,5 +112,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
#endif /* _UAPI_ASM_SOCKET_H */
diff --git a/arch/mn10300/include/uapi/asm/socket.h b/arch/mn10300/include/uapi/asm/socket.h
index 312d2c457a04..e4ac1843ee01 100644
--- a/arch/mn10300/include/uapi/asm/socket.h
+++ b/arch/mn10300/include/uapi/asm/socket.h
@@ -94,4 +94,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_SOCKET_H */
diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h
index b98ec38f2083..f754c793e82a 100644
--- a/arch/parisc/include/uapi/asm/socket.h
+++ b/arch/parisc/include/uapi/asm/socket.h
@@ -93,4 +93,6 @@
#define SO_MEMINFO 0x4030
+#define SO_INCOMING_NAPI_ID 0x4031
+
#endif /* _UAPI_ASM_SOCKET_H */
diff --git a/arch/powerpc/include/uapi/asm/socket.h b/arch/powerpc/include/uapi/asm/socket.h
index 099a889240f6..5f84af7dcb2e 100644
--- a/arch/powerpc/include/uapi/asm/socket.h
+++ b/arch/powerpc/include/uapi/asm/socket.h
@@ -101,4 +101,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_POWERPC_SOCKET_H */
diff --git a/arch/s390/include/uapi/asm/socket.h b/arch/s390/include/uapi/asm/socket.h
index 6199bb34f7fa..25ac4960e707 100644
--- a/arch/s390/include/uapi/asm/socket.h
+++ b/arch/s390/include/uapi/asm/socket.h
@@ -100,4 +100,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _ASM_SOCKET_H */
diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h
index 12cd8c2ec422..b05513acd589 100644
--- a/arch/sparc/include/uapi/asm/socket.h
+++ b/arch/sparc/include/uapi/asm/socket.h
@@ -90,6 +90,8 @@
#define SO_MEMINFO 0x0039
+#define SO_INCOMING_NAPI_ID 0x003a
+
/* Security levels - as per NRL IPv6 - don't actually do anything */
#define SO_SECURITY_AUTHENTICATION 0x5001
#define SO_SECURITY_ENCRYPTION_TRANSPORT 0x5002
diff --git a/arch/xtensa/include/uapi/asm/socket.h b/arch/xtensa/include/uapi/asm/socket.h
index d0b85f6c1484..786606c81edd 100644
--- a/arch/xtensa/include/uapi/asm/socket.h
+++ b/arch/xtensa/include/uapi/asm/socket.h
@@ -105,4 +105,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* _XTENSA_SOCKET_H */
diff --git a/include/uapi/asm-generic/socket.h b/include/uapi/asm-generic/socket.h
index 8313702c1eae..c98a52fb572a 100644
--- a/include/uapi/asm-generic/socket.h
+++ b/include/uapi/asm-generic/socket.h
@@ -96,4 +96,6 @@
#define SO_MEMINFO 55
+#define SO_INCOMING_NAPI_ID 56
+
#endif /* __ASM_GENERIC_SOCKET_H */
diff --git a/net/core/sock.c b/net/core/sock.c
index 4b762f2a3552..1a58a9dc6888 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1328,6 +1328,18 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
goto lenout;
}
+
+#ifdef CONFIG_NET_RX_BUSY_POLL
+ case SO_INCOMING_NAPI_ID:
+ v.val = READ_ONCE(sk->sk_napi_id);
+
+ /* aggregate non-NAPI IDs down to 0 */
+ if (v.val < MIN_NAPI_ID)
+ v.val = 0;
+
+ break;
+#endif
+
default:
/* We implement the SO_SNDLOWAT etc to not be settable
* (1003.1g 7).
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 17:11:47 +0100