From 9f0fc191371843c4fc000a226b0a26b6c059aacd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 18 May 2024 19:40:19 +0200
Subject: Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 include/net/af_vsock.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'include/net/af_vsock.h')

diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index dc3cb1683..535701efc 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -177,6 +177,9 @@ struct vsock_transport {
 
 	/* Read a single skb */
 	int (*read_skb)(struct vsock_sock *, skb_read_actor_t);
+
+	/* Zero-copy. */
+	bool (*msgzerocopy_allow)(void);
 };
 
 /**** CORE ****/
@@ -241,4 +244,8 @@ static inline void __init vsock_bpf_build_proto(void)
 {}
 #endif
 
+static inline bool vsock_msgzerocopy_allow(const struct vsock_transport *t)
+{
+	return t->msgzerocopy_allow && t->msgzerocopy_allow();
+}
 #endif /* __AF_VSOCK_H__ */
-- 
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