Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

No conflicts or adjacent changes.

Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

6 files changed, 51 insertions, 22 deletions

diff --git a/tools/testing/selftests/bpf/prog_tests/uprobe_syscall.c b/tools/testing/selftests/bpf/prog_tests/uprobe_syscall.c
index 797de47f8197..c397336fe1ed 100644
--- a/tools/testing/selftests/bpf/prog_tests/uprobe_syscall.c
+++ b/tools/testing/selftests/bpf/prog_tests/uprobe_syscall.c
@@ -216,7 +216,7 @@ static void test_uretprobe_regs_change(void)
 }
 
 #ifndef __NR_uretprobe
-#define __NR_uretprobe 467
+#define __NR_uretprobe 335
 #endif
 
 __naked unsigned long uretprobe_syscall_call_1(void)
diff --git a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
index 5f541522364f..5d0a809dc2df 100644
--- a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
+++ b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
@@ -29,9 +29,11 @@ static int check_vgem(int fd)
 	version.name = name;
 
 	ret = ioctl(fd, DRM_IOCTL_VERSION, &version);
-	if (ret)
+	if (ret || version.name_len != 4)
 		return 0;
 
+	name[4] = '\0';
+
 	return !strcmp(name, "vgem");
 }
 
diff --git a/tools/testing/selftests/kselftest/ksft.py b/tools/testing/selftests/kselftest/ksft.py
index cd89fb2bc10e..bf215790a89d 100644
--- a/tools/testing/selftests/kselftest/ksft.py
+++ b/tools/testing/selftests/kselftest/ksft.py
@@ -70,7 +70,7 @@ def test_result(condition, description=""):
 
 
 def finished():
-    if ksft_cnt["pass"] == ksft_num_tests:
+    if ksft_cnt["pass"] + ksft_cnt["skip"] == ksft_num_tests:
         exit_code = KSFT_PASS
     else:
         exit_code = KSFT_FAIL
diff --git a/tools/testing/selftests/kvm/riscv/get-reg-list.c b/tools/testing/selftests/kvm/riscv/get-reg-list.c
index f92c2fb23fcd..8e34f7fa44e9 100644
--- a/tools/testing/selftests/kvm/riscv/get-reg-list.c
+++ b/tools/testing/selftests/kvm/riscv/get-reg-list.c
@@ -961,10 +961,10 @@ KVM_ISA_EXT_SIMPLE_CONFIG(zbkb, ZBKB);
 KVM_ISA_EXT_SIMPLE_CONFIG(zbkc, ZBKC);
 KVM_ISA_EXT_SIMPLE_CONFIG(zbkx, ZBKX);
 KVM_ISA_EXT_SIMPLE_CONFIG(zbs, ZBS);
-KVM_ISA_EXT_SIMPLE_CONFIG(zca, ZCA),
-KVM_ISA_EXT_SIMPLE_CONFIG(zcb, ZCB),
-KVM_ISA_EXT_SIMPLE_CONFIG(zcd, ZCD),
-KVM_ISA_EXT_SIMPLE_CONFIG(zcf, ZCF),
+KVM_ISA_EXT_SIMPLE_CONFIG(zca, ZCA);
+KVM_ISA_EXT_SIMPLE_CONFIG(zcb, ZCB);
+KVM_ISA_EXT_SIMPLE_CONFIG(zcd, ZCD);
+KVM_ISA_EXT_SIMPLE_CONFIG(zcf, ZCF);
 KVM_ISA_EXT_SIMPLE_CONFIG(zcmop, ZCMOP);
 KVM_ISA_EXT_SIMPLE_CONFIG(zfa, ZFA);
 KVM_ISA_EXT_SIMPLE_CONFIG(zfh, ZFH);
diff --git a/tools/testing/selftests/mm/Makefile b/tools/testing/selftests/mm/Makefile
index 901e0d07765b..7b8a5def54a1 100644
--- a/tools/testing/selftests/mm/Makefile
+++ b/tools/testing/selftests/mm/Makefile
@@ -110,7 +110,7 @@ endif
 
 endif
 
-ifneq (,$(filter $(ARCH),arm64 ia64 mips64 parisc64 powerpc riscv64 s390x sparc64 x86_64))
+ifneq (,$(filter $(ARCH),arm64 ia64 mips64 parisc64 powerpc riscv64 s390x sparc64 x86_64 s390))
 TEST_GEN_FILES += va_high_addr_switch
 TEST_GEN_FILES += virtual_address_range
 TEST_GEN_FILES += write_to_hugetlbfs
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 4df48f1f14ab..9ea6d698e9d3 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -1415,18 +1415,28 @@ chk_add_nr()
 	local add_nr=$1
 	local echo_nr=$2
 	local port_nr=${3:-0}
-	local syn_nr=${4:-$port_nr}
-	local syn_ack_nr=${5:-$port_nr}
-	local ack_nr=${6:-$port_nr}
-	local mis_syn_nr=${7:-0}
-	local mis_ack_nr=${8:-0}
+	local ns_invert=${4:-""}
+	local syn_nr=$port_nr
+	local syn_ack_nr=$port_nr
+	local ack_nr=$port_nr
+	local mis_syn_nr=0
+	local mis_ack_nr=0
+	local ns_tx=$ns1
+	local ns_rx=$ns2
+	local extra_msg=""
 	local count
 	local timeout
 
-	timeout=$(ip netns exec $ns1 sysctl -n net.mptcp.add_addr_timeout)
+	if [[ $ns_invert = "invert" ]]; then
+		ns_tx=$ns2
+		ns_rx=$ns1
+		extra_msg="invert"
+	fi
+
+	timeout=$(ip netns exec ${ns_tx} sysctl -n net.mptcp.add_addr_timeout)
 
 	print_check "add"
-	count=$(mptcp_lib_get_counter ${ns2} "MPTcpExtAddAddr")
+	count=$(mptcp_lib_get_counter ${ns_rx} "MPTcpExtAddAddr")
 	if [ -z "$count" ]; then
 		print_skip
 	# if the test configured a short timeout tolerate greater then expected
@@ -1438,7 +1448,7 @@ chk_add_nr()
 	fi
 
 	print_check "echo"
-	count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtEchoAdd")
+	count=$(mptcp_lib_get_counter ${ns_tx} "MPTcpExtEchoAdd")
 	if [ -z "$count" ]; then
 		print_skip
 	elif [ "$count" != "$echo_nr" ]; then
@@ -1449,7 +1459,7 @@ chk_add_nr()
 
 	if [ $port_nr -gt 0 ]; then
 		print_check "pt"
-		count=$(mptcp_lib_get_counter ${ns2} "MPTcpExtPortAdd")
+		count=$(mptcp_lib_get_counter ${ns_rx} "MPTcpExtPortAdd")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$port_nr" ]; then
@@ -1459,7 +1469,7 @@ chk_add_nr()
 		fi
 
 		print_check "syn"
-		count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMPJoinPortSynRx")
+		count=$(mptcp_lib_get_counter ${ns_tx} "MPTcpExtMPJoinPortSynRx")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$syn_nr" ]; then
@@ -1470,7 +1480,7 @@ chk_add_nr()
 		fi
 
 		print_check "synack"
-		count=$(mptcp_lib_get_counter ${ns2} "MPTcpExtMPJoinPortSynAckRx")
+		count=$(mptcp_lib_get_counter ${ns_rx} "MPTcpExtMPJoinPortSynAckRx")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$syn_ack_nr" ]; then
@@ -1481,7 +1491,7 @@ chk_add_nr()
 		fi
 
 		print_check "ack"
-		count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMPJoinPortAckRx")
+		count=$(mptcp_lib_get_counter ${ns_tx} "MPTcpExtMPJoinPortAckRx")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$ack_nr" ]; then
@@ -1492,7 +1502,7 @@ chk_add_nr()
 		fi
 
 		print_check "syn"
-		count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMismatchPortSynRx")
+		count=$(mptcp_lib_get_counter ${ns_tx} "MPTcpExtMismatchPortSynRx")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$mis_syn_nr" ]; then
@@ -1503,7 +1513,7 @@ chk_add_nr()
 		fi
 
 		print_check "ack"
-		count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMismatchPortAckRx")
+		count=$(mptcp_lib_get_counter ${ns_tx} "MPTcpExtMismatchPortAckRx")
 		if [ -z "$count" ]; then
 			print_skip
 		elif [ "$count" != "$mis_ack_nr" ]; then
@@ -1513,6 +1523,8 @@ chk_add_nr()
 			print_ok
 		fi
 	fi
+
+	print_info "$extra_msg"
 }
 
 chk_add_tx_nr()
@@ -1977,6 +1989,21 @@ signal_address_tests()
 		chk_add_nr 1 1
 	fi
 
+	# uncommon: subflow and signal flags on the same endpoint
+	# or because the user wrongly picked both, but still expects the client
+	# to create additional subflows
+	if reset "subflow and signal together"; then
+		pm_nl_set_limits $ns1 0 2
+		pm_nl_set_limits $ns2 0 2
+		pm_nl_add_endpoint $ns2 10.0.3.2 flags signal,subflow
+		run_tests $ns1 $ns2 10.0.1.1
+		chk_join_nr 1 1 1
+		chk_add_nr 1 1 0 invert  # only initiated by ns2
+		chk_add_nr 0 0 0         # none initiated by ns1
+		chk_rst_nr 0 0 invert    # no RST sent by the client
+		chk_rst_nr 0 0           # no RST sent by the server
+	fi
+
 	# accept and use add_addr with additional subflows
 	if reset "multiple subflows and signal"; then
 		pm_nl_set_limits $ns1 0 3