Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Daniel Borkmann says:

====================
pull-request: bpf 2018-08-05

The following pull-request contains BPF updates for your *net* tree.

The main changes are:

1) Fix bpftool percpu_array dump by using correct roundup to next
   multiple of 8 for the value size, from Yonghong.

2) Fix in AF_XDP's __xsk_rcv_zc() to not returning frames back to
   allocator since driver will recycle frame anyway in case of an
   error, from Jakub.

3) Fix up BPF test_lwt_seg6local test cases to final iproute2
   syntax, from Mathieu.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 12 insertions, 8 deletions

diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index 097b1a5e046b..f74a8bcbda87 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -36,6 +36,7 @@
 #include <assert.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <linux/kernel.h>
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -90,7 +91,8 @@ static bool map_is_map_of_progs(__u32 type)
 static void *alloc_value(struct bpf_map_info *info)
 {
         if (map_is_per_cpu(info->type))
-                return malloc(info->value_size * get_possible_cpus());
+                return malloc(round_up(info->value_size, 8) *
+                              get_possible_cpus());
         else
                 return malloc(info->value_size);
 }
@@ -161,9 +163,10 @@ static void print_entry_json(struct bpf_map_info *info, unsigned char *key,
                 jsonw_name(json_wtr, "value");
                 print_hex_data_json(value, info->value_size);
         } else {
-                unsigned int i, n;
+                unsigned int i, n, step;
 
                 n = get_possible_cpus();
+                step = round_up(info->value_size, 8);
 
                 jsonw_name(json_wtr, "key");
                 print_hex_data_json(key, info->key_size);
@@ -176,7 +179,7 @@ static void print_entry_json(struct bpf_map_info *info, unsigned char *key,
                         jsonw_int_field(json_wtr, "cpu", i);
 
                         jsonw_name(json_wtr, "value");
-                        print_hex_data_json(value + i * info->value_size,
+                        print_hex_data_json(value + i * step,
                                             info->value_size);
 
                         jsonw_end_object(json_wtr);
@@ -207,9 +210,10 @@ static void print_entry_plain(struct bpf_map_info *info, unsigned char *key,
 
                 printf("\n");
         } else {
-                unsigned int i, n;
+                unsigned int i, n, step;
 
                 n = get_possible_cpus();
+                step = round_up(info->value_size, 8);
 
                 printf("key:\n");
                 fprint_hex(stdout, key, info->key_size, " ");
@@ -217,7 +221,7 @@ static void print_entry_plain(struct bpf_map_info *info, unsigned char *key,
                 for (i = 0; i < n; i++) {
                         printf("value (CPU %02d):%c",
                                i, info->value_size > 16 ? '\n' : ' ');
-                        fprint_hex(stdout, value + i * info->value_size,
+                        fprint_hex(stdout, value + i * step,
                                    info->value_size, " ");
                         printf("\n");
                 }
diff --git a/tools/testing/selftests/bpf/test_lwt_seg6local.sh b/tools/testing/selftests/bpf/test_lwt_seg6local.sh
index 270fa8f49573..785eabf2a593 100755
--- a/tools/testing/selftests/bpf/test_lwt_seg6local.sh
+++ b/tools/testing/selftests/bpf/test_lwt_seg6local.sh
@@ -115,14 +115,14 @@ ip netns exec ns2 ip -6 route add fb00::6 encap bpf in obj test_lwt_seg6local.o
 ip netns exec ns2 ip -6 route add fd00::1 dev veth3 via fb00::43 scope link
 
 ip netns exec ns3 ip -6 route add fc42::1 dev veth5 via fb00::65
-ip netns exec ns3 ip -6 route add fd00::1 encap seg6local action End.BPF obj test_lwt_seg6local.o sec add_egr_x dev veth4
+ip netns exec ns3 ip -6 route add fd00::1 encap seg6local action End.BPF endpoint obj test_lwt_seg6local.o sec add_egr_x dev veth4
 
-ip netns exec ns4 ip -6 route add fd00::2 encap seg6local action End.BPF obj test_lwt_seg6local.o sec pop_egr dev veth6
+ip netns exec ns4 ip -6 route add fd00::2 encap seg6local action End.BPF endpoint obj test_lwt_seg6local.o sec pop_egr dev veth6
 ip netns exec ns4 ip -6 addr add fc42::1 dev lo
 ip netns exec ns4 ip -6 route add fd00::3 dev veth7 via fb00::87
 
 ip netns exec ns5 ip -6 route add fd00::4 table 117 dev veth9 via fb00::109
-ip netns exec ns5 ip -6 route add fd00::3 encap seg6local action End.BPF obj test_lwt_seg6local.o sec inspect_t dev veth8
+ip netns exec ns5 ip -6 route add fd00::3 encap seg6local action End.BPF endpoint obj test_lwt_seg6local.o sec inspect_t dev veth8
 
 ip netns exec ns6 ip -6 addr add fb00::6/16 dev lo
 ip netns exec ns6 ip -6 addr add fd00::4/16 dev lo