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-rw-r--r--include/net/inet_sock.h4
-rw-r--r--include/net/sock.h7
-rw-r--r--include/uapi/asm-generic/socket.h2
3 files changed, 12 insertions, 1 deletions
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 394c3b66065e..f01dd273bea6 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -174,6 +174,7 @@ struct inet_cork {
__s16 tos;
char priority;
__u16 gso_size;
+ u32 ts_opt_id;
u64 transmit_time;
u32 mark;
};
@@ -241,7 +242,8 @@ struct inet_sock {
struct inet_cork_full cork;
};
-#define IPCORK_OPT 1 /* ip-options has been held in ipcork.opt */
+#define IPCORK_OPT 1 /* ip-options has been held in ipcork.opt */
+#define IPCORK_TS_OPT_ID 2 /* ts_opt_id field is valid, overriding sk_tskey */
enum {
INET_FLAGS_PKTINFO = 0,
diff --git a/include/net/sock.h b/include/net/sock.h
index c58ca8dd561b..ccf28c2b70b1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -954,6 +954,12 @@ enum sock_flags {
};
#define SK_FLAGS_TIMESTAMP ((1UL << SOCK_TIMESTAMP) | (1UL << SOCK_TIMESTAMPING_RX_SOFTWARE))
+/*
+ * The highest bit of sk_tsflags is reserved for kernel-internal
+ * SOCKCM_FLAG_TS_OPT_ID. There is a check in core/sock.c to control that
+ * SOF_TIMESTAMPING* values do not reach this reserved area
+ */
+#define SOCKCM_FLAG_TS_OPT_ID BIT(31)
static inline void sock_copy_flags(struct sock *nsk, const struct sock *osk)
{
@@ -1796,6 +1802,7 @@ struct sockcm_cookie {
u64 transmit_time;
u32 mark;
u32 tsflags;
+ u32 ts_opt_id;
};
static inline void sockcm_init(struct sockcm_cookie *sockc,
diff --git a/include/uapi/asm-generic/socket.h b/include/uapi/asm-generic/socket.h
index 3b4e3e815602..deacfd6dd197 100644
--- a/include/uapi/asm-generic/socket.h
+++ b/include/uapi/asm-generic/socket.h
@@ -141,6 +141,8 @@
#define SCM_DEVMEM_DMABUF SO_DEVMEM_DMABUF
#define SO_DEVMEM_DONTNEED 80
+#define SCM_TS_OPT_ID 81
+
#if !defined(__KERNEL__)
#if __BITS_PER_LONG == 64 || (defined(__x86_64__) && defined(__ILP32__))