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Commit 5dbfb6ec authored by David S. Miller's avatar David S. Miller
Browse files

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: default avatarDavid S. Miller <davem@davemloft.net>
parents 5607016c 8c85cbdf

net/xdp/xsk.c

+1 −3
Original line number Diff line number Diff line
@@ -84,10 +84,8 @@ static int __xsk_rcv_zc(struct xdp_sock *xs, struct xdp_buff *xdp, u32 len) 
{

	int err = xskq_produce_batch_desc(xs->rx, (u64)xdp->handle, len);



	if (err) {

		xdp_return_buff(xdp);

	if (err)

		xs->rx_dropped++;

	}



	return err;

}

tools/bpf/bpftool/map.c

+9 −5
Original line number Diff line number Diff line
@@ -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");

		}

tools/testing/selftests/bpf/test_lwt_seg6local.sh

+3 −3
Original line number Diff line number Diff line
@@ -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