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authorLinus Torvalds <torvalds@linux-foundation.org>2023-05-11 16:42:47 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-05-11 16:42:47 +0300
commit6e27831b91a0bc572902eb065b374991c1ef452a (patch)
treee62e03b87769ec04770e92fec07c1a6e8b3c28be /lib
parent691e1eee1b4e5203fa5152a4603c11fbd5448528 (diff)
parentcceac9267887753f3c9594f1f7b92237cb0f64fb (diff)
downloadlinux-6e27831b91a0bc572902eb065b374991c1ef452a.tar.xz
Merge tag 'net-6.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni: "Including fixes from netfilter. Current release - regressions: - mtk_eth_soc: fix NULL pointer dereference Previous releases - regressions: - core: - skb_partial_csum_set() fix against transport header magic value - fix load-tearing on sk->sk_stamp in sock_recv_cmsgs(). - annotate sk->sk_err write from do_recvmmsg() - add vlan_get_protocol_and_depth() helper - netlink: annotate accesses to nlk->cb_running - netfilter: always release netdev hooks from notifier Previous releases - always broken: - core: deal with most data-races in sk_wait_event() - netfilter: fix possible bug_on with enable_hooks=1 - eth: bonding: fix send_peer_notif overflow - eth: xpcs: fix incorrect number of interfaces - eth: ipvlan: fix out-of-bounds caused by unclear skb->cb - eth: stmmac: Initialize MAC_ONEUS_TIC_COUNTER register" * tag 'net-6.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (31 commits) af_unix: Fix data races around sk->sk_shutdown. af_unix: Fix a data race of sk->sk_receive_queue->qlen. net: datagram: fix data-races in datagram_poll() net: mscc: ocelot: fix stat counter register values ipvlan:Fix out-of-bounds caused by unclear skb->cb docs: networking: fix x25-iface.rst heading & index order gve: Remove the code of clearing PBA bit tcp: add annotations around sk->sk_shutdown accesses net: add vlan_get_protocol_and_depth() helper net: pcs: xpcs: fix incorrect number of interfaces net: deal with most data-races in sk_wait_event() net: annotate sk->sk_err write from do_recvmmsg() netlink: annotate accesses to nlk->cb_running kselftest: bonding: add num_grat_arp test selftests: forwarding: lib: add netns support for tc rule handle stats get Documentation: bonding: fix the doc of peer_notif_delay bonding: fix send_peer_notif overflow net: ethernet: mtk_eth_soc: fix NULL pointer dereference selftests: nft_flowtable.sh: check ingress/egress chain too selftests: nft_flowtable.sh: monitor result file sizes ...
Diffstat (limited to 'lib')
-rw-r--r--lib/dim/dim.c5
-rw-r--r--lib/dim/net_dim.c3
-rw-r--r--lib/dim/rdma_dim.c3
3 files changed, 7 insertions, 4 deletions
diff --git a/lib/dim/dim.c b/lib/dim/dim.c
index 38045d6d0538..e89aaf07bde5 100644
--- a/lib/dim/dim.c
+++ b/lib/dim/dim.c
@@ -54,7 +54,7 @@ void dim_park_tired(struct dim *dim)
}
EXPORT_SYMBOL(dim_park_tired);
-void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
struct dim_stats *curr_stats)
{
/* u32 holds up to 71 minutes, should be enough */
@@ -66,7 +66,7 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
start->comp_ctr);
if (!delta_us)
- return;
+ return false;
curr_stats->ppms = DIV_ROUND_UP(npkts * USEC_PER_MSEC, delta_us);
curr_stats->bpms = DIV_ROUND_UP(nbytes * USEC_PER_MSEC, delta_us);
@@ -79,5 +79,6 @@ void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
else
curr_stats->cpe_ratio = 0;
+ return true;
}
EXPORT_SYMBOL(dim_calc_stats);
diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c
index 53f6b9c6e936..4e32f7aaac86 100644
--- a/lib/dim/net_dim.c
+++ b/lib/dim/net_dim.c
@@ -227,7 +227,8 @@ void net_dim(struct dim *dim, struct dim_sample end_sample)
dim->start_sample.event_ctr);
if (nevents < DIM_NEVENTS)
break;
- dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats);
+ if (!dim_calc_stats(&dim->start_sample, &end_sample, &curr_stats))
+ break;
if (net_dim_decision(&curr_stats, dim)) {
dim->state = DIM_APPLY_NEW_PROFILE;
schedule_work(&dim->work);
diff --git a/lib/dim/rdma_dim.c b/lib/dim/rdma_dim.c
index 15462d54758d..88f779486707 100644
--- a/lib/dim/rdma_dim.c
+++ b/lib/dim/rdma_dim.c
@@ -88,7 +88,8 @@ void rdma_dim(struct dim *dim, u64 completions)
nevents = curr_sample->event_ctr - dim->start_sample.event_ctr;
if (nevents < DIM_NEVENTS)
break;
- dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats);
+ if (!dim_calc_stats(&dim->start_sample, curr_sample, &curr_stats))
+ break;
if (rdma_dim_decision(&curr_stats, dim)) {
dim->state = DIM_APPLY_NEW_PROFILE;
schedule_work(&dim->work);