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Diffstat (limited to 'net')
-rw-r--r--net/core/filter.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c
index a6fc23447f12..0008b029d644 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -6849,6 +6849,7 @@ bool bpf_sock_is_valid_access(int off, int size, enum bpf_access_type type,
 	case offsetof(struct bpf_sock, protocol):
 	case offsetof(struct bpf_sock, dst_port):
 	case offsetof(struct bpf_sock, src_port):
+	case offsetof(struct bpf_sock, rx_queue_mapping):
 	case bpf_ctx_range(struct bpf_sock, src_ip4):
 	case bpf_ctx_range_till(struct bpf_sock, src_ip6[0], src_ip6[3]):
 	case bpf_ctx_range(struct bpf_sock, dst_ip4):
@@ -7897,6 +7898,23 @@ u32 bpf_sock_convert_ctx_access(enum bpf_access_type type,
 						    skc_state),
 				       target_size));
 		break;
+	case offsetof(struct bpf_sock, rx_queue_mapping):
+#ifdef CONFIG_XPS
+		*insn++ = BPF_LDX_MEM(
+			BPF_FIELD_SIZEOF(struct sock, sk_rx_queue_mapping),
+			si->dst_reg, si->src_reg,
+			bpf_target_off(struct sock, sk_rx_queue_mapping,
+				       sizeof_field(struct sock,
+						    sk_rx_queue_mapping),
+				       target_size));
+		*insn++ = BPF_JMP_IMM(BPF_JNE, si->dst_reg, NO_QUEUE_MAPPING,
+				      1);
+		*insn++ = BPF_MOV64_IMM(si->dst_reg, -1);
+#else
+		*insn++ = BPF_MOV64_IMM(si->dst_reg, -1);
+		*target_size = 2;
+#endif
+		break;
 	}
 
 	return insn - insn_buf;