aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/samples
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2020-02-08 15:01:03 +0100
committerDavid S. Miller <davem@davemloft.net>2020-02-08 15:01:03 +0100
commit2696e1146d3490f1af4b0080955bf1628bd8ab85 (patch)
tree54f7e295c3cff749a399f37d55b54022e5a48194 /samples
parentdrop_monitor: Do not cancel uninitialized work item (diff)
parentbpf: Improve bucket_log calculation logic (diff)
downloadwireguard-linux-2696e1146d3490f1af4b0080955bf1628bd8ab85.tar.xz
wireguard-linux-2696e1146d3490f1af4b0080955bf1628bd8ab85.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Daniel Borkmann says: ==================== pull-request: bpf 2020-02-07 The following pull-request contains BPF updates for your *net* tree. We've added 15 non-merge commits during the last 10 day(s) which contain a total of 12 files changed, 114 insertions(+), 31 deletions(-). The main changes are: 1) Various BPF sockmap fixes related to RCU handling in the map's tear- down code, from Jakub Sitnicki. 2) Fix macro state explosion in BPF sk_storage map when calculating its bucket_log on allocation, from Martin KaFai Lau. 3) Fix potential BPF sockmap update race by rechecking socket's established state under lock, from Lorenz Bauer. 4) Fix crash in bpftool on missing xlated instructions when kptr_restrict sysctl is set, from Toke Høiland-Jørgensen. 5) Fix i40e's XSK wakeup code to return proper error in busy state and various misc fixes in xdpsock BPF sample code, from Maciej Fijalkowski. 6) Fix the way modifiers are skipped in BTF in the verifier while walking pointers to avoid program rejection, from Alexei Starovoitov. 7) Fix Makefile for runqslower BPF tool to i) rebuild on libbpf changes and ii) to fix undefined reference linker errors for older gcc version due to order of passed gcc parameters, from Yulia Kartseva and Song Liu. 8) Fix a trampoline_count BPF kselftest warning about missing braces around initializer, from Andrii Nakryiko. 9) Fix up redundant "HAVE" prefix from large INSN limit kernel probe in bpftool, from Michal Rostecki. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples')
-rw-r--r--samples/bpf/xdpsock_user.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
index 0b5acd722306..c91e91362a0c 100644
--- a/samples/bpf/xdpsock_user.c
+++ b/samples/bpf/xdpsock_user.c
@@ -83,7 +83,6 @@ static u32 opt_xdp_bind_flags = XDP_USE_NEED_WAKEUP;
static u32 opt_umem_flags;
static int opt_unaligned_chunks;
static int opt_mmap_flags;
-static u32 opt_xdp_bind_flags;
static int opt_xsk_frame_size = XSK_UMEM__DEFAULT_FRAME_SIZE;
static int opt_timeout = 1000;
static bool opt_need_wakeup = true;
@@ -789,7 +788,8 @@ static void kick_tx(struct xsk_socket_info *xsk)
int ret;
ret = sendto(xsk_socket__fd(xsk->xsk), NULL, 0, MSG_DONTWAIT, NULL, 0);
- if (ret >= 0 || errno == ENOBUFS || errno == EAGAIN || errno == EBUSY)
+ if (ret >= 0 || errno == ENOBUFS || errno == EAGAIN ||
+ errno == EBUSY || errno == ENETDOWN)
return;
exit_with_error(errno);
}