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-rw-r--r--net/9p/trans_common.c10
-rw-r--r--net/core/datagram.c2
-rw-r--r--net/core/dev.c14
-rw-r--r--net/core/skbuff.c6
-rw-r--r--net/core/sock.c8
-rw-r--r--net/core/sysctl_net_core.c10
-rw-r--r--net/dns_resolver/dns_key.c2
-rw-r--r--net/ipv4/gre_offload.c3
-rw-r--r--net/ipv4/inet_hashtables.c2
-rw-r--r--net/ipv4/ip_tunnel.c2
-rw-r--r--net/ipv4/tcp.c2
-rw-r--r--net/ipv4/tcp_ipv4.c4
-rw-r--r--net/ipv4/tcp_output.c7
-rw-r--r--net/ipv4/udp.c8
-rw-r--r--net/ipv6/ip6_fib.c15
-rw-r--r--net/ipv6/route.c72
-rw-r--r--net/ipv6/tcp_ipv6.c4
-rw-r--r--net/ipv6/udp.c4
-rw-r--r--net/sched/sch_qfq.c127
-rw-r--r--net/socket.c6
-rw-r--r--net/tipc/ib_media.c8
21 files changed, 170 insertions, 146 deletions
diff --git a/net/9p/trans_common.c b/net/9p/trans_common.c
index de8df957867d..2ee3879161b1 100644
--- a/net/9p/trans_common.c
+++ b/net/9p/trans_common.c
@@ -24,11 +24,11 @@
*/
void p9_release_pages(struct page **pages, int nr_pages)
{
- int i = 0;
- while (pages[i] && nr_pages--) {
- put_page(pages[i]);
- i++;
- }
+ int i;
+
+ for (i = 0; i < nr_pages; i++)
+ if (pages[i])
+ put_page(pages[i]);
}
EXPORT_SYMBOL(p9_release_pages);
diff --git a/net/core/datagram.c b/net/core/datagram.c
index 6e9ab31e457e..8ab48cd89559 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -56,7 +56,7 @@
#include <net/sock.h>
#include <net/tcp_states.h>
#include <trace/events/skb.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
/*
* Is a socket 'connection oriented' ?
diff --git a/net/core/dev.c b/net/core/dev.c
index 560dafd83adf..a3d8d44cb7f4 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2481,10 +2481,10 @@ static int dev_gso_segment(struct sk_buff *skb, netdev_features_t features)
}
static netdev_features_t harmonize_features(struct sk_buff *skb,
- __be16 protocol, netdev_features_t features)
+ netdev_features_t features)
{
if (skb->ip_summed != CHECKSUM_NONE &&
- !can_checksum_protocol(features, protocol)) {
+ !can_checksum_protocol(features, skb_network_protocol(skb))) {
features &= ~NETIF_F_ALL_CSUM;
} else if (illegal_highdma(skb->dev, skb)) {
features &= ~NETIF_F_SG;
@@ -2505,20 +2505,18 @@ netdev_features_t netif_skb_features(struct sk_buff *skb)
struct vlan_ethhdr *veh = (struct vlan_ethhdr *)skb->data;
protocol = veh->h_vlan_encapsulated_proto;
} else if (!vlan_tx_tag_present(skb)) {
- return harmonize_features(skb, protocol, features);
+ return harmonize_features(skb, features);
}
features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_STAG_TX);
- if (protocol != htons(ETH_P_8021Q) && protocol != htons(ETH_P_8021AD)) {
- return harmonize_features(skb, protocol, features);
- } else {
+ if (protocol == htons(ETH_P_8021Q) || protocol == htons(ETH_P_8021AD))
features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST |
NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_STAG_TX;
- return harmonize_features(skb, protocol, features);
- }
+
+ return harmonize_features(skb, features);
}
EXPORT_SYMBOL(netif_skb_features);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 724bb7cb173f..20e02d2605ec 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -824,7 +824,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask)
page = alloc_page(gfp_mask);
if (!page) {
while (head) {
- struct page *next = (struct page *)head->private;
+ struct page *next = (struct page *)page_private(head);
put_page(head);
head = next;
}
@@ -834,7 +834,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask)
memcpy(page_address(page),
vaddr + f->page_offset, skb_frag_size(f));
kunmap_atomic(vaddr);
- page->private = (unsigned long)head;
+ set_page_private(page, (unsigned long)head);
head = page;
}
@@ -848,7 +848,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask)
for (i = num_frags - 1; i >= 0; i--) {
__skb_fill_page_desc(skb, i, head, 0,
skb_shinfo(skb)->frags[i].size);
- head = (struct page *)head->private;
+ head = (struct page *)page_private(head);
}
skb_shinfo(skb)->tx_flags &= ~SKBTX_DEV_ZEROCOPY;
diff --git a/net/core/sock.c b/net/core/sock.c
index ab06b719f5b1..548d716c5f62 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -139,7 +139,7 @@
#include <net/tcp.h>
#endif
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
static DEFINE_MUTEX(proto_list_mutex);
static LIST_HEAD(proto_list);
@@ -901,7 +901,7 @@ set_rcvbuf:
break;
#ifdef CONFIG_NET_LL_RX_POLL
- case SO_LL:
+ case SO_BUSY_POLL:
/* allow unprivileged users to decrease the value */
if ((val > sk->sk_ll_usec) && !capable(CAP_NET_ADMIN))
ret = -EPERM;
@@ -1171,7 +1171,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
break;
#ifdef CONFIG_NET_LL_RX_POLL
- case SO_LL:
+ case SO_BUSY_POLL:
v.val = sk->sk_ll_usec;
break;
#endif
@@ -2294,7 +2294,7 @@ void sock_init_data(struct socket *sock, struct sock *sk)
#ifdef CONFIG_NET_LL_RX_POLL
sk->sk_napi_id = 0;
- sk->sk_ll_usec = sysctl_net_ll_read;
+ sk->sk_ll_usec = sysctl_net_busy_read;
#endif
/*
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index afc677eadd93..660968616637 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -19,7 +19,7 @@
#include <net/ip.h>
#include <net/sock.h>
#include <net/net_ratelimit.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
static int one = 1;
@@ -300,15 +300,15 @@ static struct ctl_table net_core_table[] = {
#endif /* CONFIG_NET_FLOW_LIMIT */
#ifdef CONFIG_NET_LL_RX_POLL
{
- .procname = "low_latency_poll",
- .data = &sysctl_net_ll_poll,
+ .procname = "busy_poll",
+ .data = &sysctl_net_busy_poll,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_dointvec
},
{
- .procname = "low_latency_read",
- .data = &sysctl_net_ll_read,
+ .procname = "busy_read",
+ .data = &sysctl_net_busy_read,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = proc_dointvec
diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index 0a69d0757795..f347a2ca7d7e 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -118,7 +118,7 @@ dns_resolver_instantiate(struct key *key, struct key_preparsed_payload *prep)
if (opt_vlen <= 0)
goto bad_option_value;
- ret = strict_strtoul(eq, 10, &derrno);
+ ret = kstrtoul(eq, 10, &derrno);
if (ret < 0)
goto bad_option_value;
diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index 775d5b532ece..55e6bfb3a289 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -100,6 +100,9 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
}
__skb_push(skb, tnl_hlen - ghl);
+ skb_reset_inner_headers(skb);
+ skb->encapsulation = 1;
+
skb_reset_mac_header(skb);
skb_set_network_header(skb, mac_len);
skb->mac_len = mac_len;
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 6af375afeeef..7bd8983dbfcf 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -467,7 +467,7 @@ void inet_unhash(struct sock *sk)
lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
spin_lock_bh(lock);
- done =__sk_nulls_del_node_init_rcu(sk);
+ done = __sk_nulls_del_node_init_rcu(sk);
if (done)
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
spin_unlock_bh(lock);
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 945734b2f209..ca1cb2d5f6e2 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -476,7 +476,7 @@ static int tnl_update_pmtu(struct net_device *dev, struct sk_buff *skb,
struct rtable *rt, __be16 df)
{
struct ip_tunnel *tunnel = netdev_priv(dev);
- int pkt_size = skb->len - tunnel->hlen;
+ int pkt_size = skb->len - tunnel->hlen - dev->hard_header_len;
int mtu;
if (df)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 15cbfa94bd8e..5423223e93c2 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -279,7 +279,7 @@
#include <asm/uaccess.h>
#include <asm/ioctls.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
int sysctl_tcp_fin_timeout __read_mostly = TCP_FIN_TIMEOUT;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 35675e46aff8..b299da5ff499 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -75,7 +75,7 @@
#include <net/netdma.h>
#include <net/secure_seq.h>
#include <net/tcp_memcontrol.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
#include <linux/inet.h>
#include <linux/ipv6.h>
@@ -1994,7 +1994,7 @@ process:
if (sk_filter(sk, skb))
goto discard_and_relse;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
skb->dev = NULL;
bh_lock_sock_nested(sk);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 3d609490f118..92fde8d1aa82 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2407,6 +2407,8 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
* see tcp_input.c tcp_sacktag_write_queue().
*/
TCP_SKB_CB(skb)->ack_seq = tp->snd_nxt;
+ } else {
+ NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL);
}
return err;
}
@@ -2528,10 +2530,9 @@ begin_fwd:
if (sacked & (TCPCB_SACKED_ACKED|TCPCB_SACKED_RETRANS))
continue;
- if (tcp_retransmit_skb(sk, skb)) {
- NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL);
+ if (tcp_retransmit_skb(sk, skb))
return;
- }
+
NET_INC_STATS_BH(sock_net(sk), mib_idx);
if (tcp_in_cwnd_reduction(sk))
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 6b270e53c207..766e6bab9113 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -109,7 +109,7 @@
#include <trace/events/udp.h>
#include <linux/static_key.h>
#include <trace/events/skb.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
#include "udp_impl.h"
struct udp_table udp_table __read_mostly;
@@ -1713,7 +1713,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (sk != NULL) {
int ret;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
ret = udp_queue_rcv_skb(sk, skb);
sock_put(sk);
@@ -2323,6 +2323,9 @@ struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
struct udphdr *uh;
int udp_offset = outer_hlen - tnl_hlen;
+ skb_reset_inner_headers(skb);
+ skb->encapsulation = 1;
+
skb->mac_len = mac_len;
skb_push(skb, outer_hlen);
@@ -2345,7 +2348,6 @@ struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
uh->check = CSUM_MANGLED_0;
}
- skb->ip_summed = CHECKSUM_NONE;
skb->protocol = protocol;
} while ((skb = skb->next));
out:
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 192dd1a0e188..5fc9c7a68d8d 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -632,6 +632,12 @@ insert_above:
return ln;
}
+static inline bool rt6_qualify_for_ecmp(struct rt6_info *rt)
+{
+ return (rt->rt6i_flags & (RTF_GATEWAY|RTF_ADDRCONF|RTF_DYNAMIC)) ==
+ RTF_GATEWAY;
+}
+
/*
* Insert routing information in a node.
*/
@@ -646,6 +652,7 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
int add = (!info->nlh ||
(info->nlh->nlmsg_flags & NLM_F_CREATE));
int found = 0;
+ bool rt_can_ecmp = rt6_qualify_for_ecmp(rt);
ins = &fn->leaf;
@@ -691,9 +698,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
* To avoid long list, we only had siblings if the
* route have a gateway.
*/
- if (rt->rt6i_flags & RTF_GATEWAY &&
- !(rt->rt6i_flags & RTF_EXPIRES) &&
- !(iter->rt6i_flags & RTF_EXPIRES))
+ if (rt_can_ecmp &&
+ rt6_qualify_for_ecmp(iter))
rt->rt6i_nsiblings++;
}
@@ -715,7 +721,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
/* Find the first route that have the same metric */
sibling = fn->leaf;
while (sibling) {
- if (sibling->rt6i_metric == rt->rt6i_metric) {
+ if (sibling->rt6i_metric == rt->rt6i_metric &&
+ rt6_qualify_for_ecmp(sibling)) {
list_add_tail(&rt->rt6i_siblings,
&sibling->rt6i_siblings);
break;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index bd5fd7054031..a8c891aa2464 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -65,6 +65,12 @@
#include <linux/sysctl.h>
#endif
+enum rt6_nud_state {
+ RT6_NUD_FAIL_HARD = -2,
+ RT6_NUD_FAIL_SOFT = -1,
+ RT6_NUD_SUCCEED = 1
+};
+
static struct rt6_info *ip6_rt_copy(struct rt6_info *ort,
const struct in6_addr *dest);
static struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie);
@@ -531,28 +537,29 @@ static inline int rt6_check_dev(struct rt6_info *rt, int oif)
return 0;
}
-static inline bool rt6_check_neigh(struct rt6_info *rt)
+static inline enum rt6_nud_state rt6_check_neigh(struct rt6_info *rt)
{
struct neighbour *neigh;
- bool ret = false;
+ enum rt6_nud_state ret = RT6_NUD_FAIL_HARD;
if (rt->rt6i_flags & RTF_NONEXTHOP ||
!(rt->rt6i_flags & RTF_GATEWAY))
- return true;
+ return RT6_NUD_SUCCEED;
rcu_read_lock_bh();
neigh = __ipv6_neigh_lookup_noref(rt->dst.dev, &rt->rt6i_gateway);
if (neigh) {
read_lock(&neigh->lock);
if (neigh->nud_state & NUD_VALID)
- ret = true;
+ ret = RT6_NUD_SUCCEED;
#ifdef CONFIG_IPV6_ROUTER_PREF
else if (!(neigh->nud_state & NUD_FAILED))
- ret = true;
+ ret = RT6_NUD_SUCCEED;
#endif
read_unlock(&neigh->lock);
- } else if (IS_ENABLED(CONFIG_IPV6_ROUTER_PREF)) {
- ret = true;
+ } else {
+ ret = IS_ENABLED(CONFIG_IPV6_ROUTER_PREF) ?
+ RT6_NUD_SUCCEED : RT6_NUD_FAIL_SOFT;
}
rcu_read_unlock_bh();
@@ -566,43 +573,52 @@ static int rt6_score_route(struct rt6_info *rt, int oif,
m = rt6_check_dev(rt, oif);
if (!m && (strict & RT6_LOOKUP_F_IFACE))
- return -1;
+ return RT6_NUD_FAIL_HARD;
#ifdef CONFIG_IPV6_ROUTER_PREF
m |= IPV6_DECODE_PREF(IPV6_EXTRACT_PREF(rt->rt6i_flags)) << 2;
#endif
- if (!rt6_check_neigh(rt) && (strict & RT6_LOOKUP_F_REACHABLE))
- return -1;
+ if (strict & RT6_LOOKUP_F_REACHABLE) {
+ int n = rt6_check_neigh(rt);
+ if (n < 0)
+ return n;
+ }
return m;
}
static struct rt6_info *find_match(struct rt6_info *rt, int oif, int strict,
- int *mpri, struct rt6_info *match)
+ int *mpri, struct rt6_info *match,
+ bool *do_rr)
{
int m;
+ bool match_do_rr = false;
if (rt6_check_expired(rt))
goto out;
m = rt6_score_route(rt, oif, strict);
- if (m < 0)
+ if (m == RT6_NUD_FAIL_SOFT && !IS_ENABLED(CONFIG_IPV6_ROUTER_PREF)) {
+ match_do_rr = true;
+ m = 0; /* lowest valid score */
+ } else if (m < 0) {
goto out;
+ }
+
+ if (strict & RT6_LOOKUP_F_REACHABLE)
+ rt6_probe(rt);
if (m > *mpri) {
- if (strict & RT6_LOOKUP_F_REACHABLE)
- rt6_probe(match);
+ *do_rr = match_do_rr;
*mpri = m;
match = rt;
- } else if (strict & RT6_LOOKUP_F_REACHABLE) {
- rt6_probe(rt);
}
-
out:
return match;
}
static struct rt6_info *find_rr_leaf(struct fib6_node *fn,
struct rt6_info *rr_head,
- u32 metric, int oif, int strict)
+ u32 metric, int oif, int strict,
+ bool *do_rr)
{
struct rt6_info *rt, *match;
int mpri = -1;
@@ -610,10 +626,10 @@ static struct rt6_info *find_rr_leaf(struct fib6_node *fn,
match = NULL;
for (rt = rr_head; rt && rt->rt6i_metric == metric;
rt = rt->dst.rt6_next)
- match = find_match(rt, oif, strict, &mpri, match);
+ match = find_match(rt, oif, strict, &mpri, match, do_rr);
for (rt = fn->leaf; rt && rt != rr_head && rt->rt6i_metric == metric;
rt = rt->dst.rt6_next)
- match = find_match(rt, oif, strict, &mpri, match);
+ match = find_match(rt, oif, strict, &mpri, match, do_rr);
return match;
}
@@ -622,15 +638,16 @@ static struct rt6_info *rt6_select(struct fib6_node *fn, int oif, int strict)
{
struct rt6_info *match, *rt0;
struct net *net;
+ bool do_rr = false;
rt0 = fn->rr_ptr;
if (!rt0)
fn->rr_ptr = rt0 = fn->leaf;
- match = find_rr_leaf(fn, rt0, rt0->rt6i_metric, oif, strict);
+ match = find_rr_leaf(fn, rt0, rt0->rt6i_metric, oif, strict,
+ &do_rr);
- if (!match &&
- (strict & RT6_LOOKUP_F_REACHABLE)) {
+ if (do_rr) {
struct rt6_info *next = rt0->dst.rt6_next;
/* no entries matched; do round-robin */
@@ -1080,10 +1097,13 @@ static void ip6_link_failure(struct sk_buff *skb)
rt = (struct rt6_info *) skb_dst(skb);
if (rt) {
- if (rt->rt6i_flags & RTF_CACHE)
- rt6_update_expires(rt, 0);
- else if (rt->rt6i_node && (rt->rt6i_flags & RTF_DEFAULT))
+ if (rt->rt6i_flags & RTF_CACHE) {
+ dst_hold(&rt->dst);
+ if (ip6_del_rt(rt))
+ dst_free(&rt->dst);
+ } else if (rt->rt6i_node && (rt->rt6i_flags & RTF_DEFAULT)) {
rt->rt6i_node->fn_sernum = -1;
+ }
}
}
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 5cffa5c3e6b8..6e1649d58533 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -63,7 +63,7 @@
#include <net/inet_common.h>
#include <net/secure_seq.h>
#include <net/tcp_memcontrol.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
#include <asm/uaccess.h>
@@ -1499,7 +1499,7 @@ process:
if (sk_filter(sk, skb))
goto discard_and_relse;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
skb->dev = NULL;
bh_lock_sock_nested(sk);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index b6f31437a1f8..f4058150262b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -46,7 +46,7 @@
#include <net/ip6_checksum.h>
#include <net/xfrm.h>
#include <net/inet6_hashtables.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
@@ -844,7 +844,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (sk != NULL) {
int ret;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
ret = udpv6_queue_rcv_skb(sk, skb);
sock_put(sk);
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 7c195d972bf0..a7ab323849b6 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -821,7 +821,14 @@ static void qfq_make_eligible(struct qfq_sched *q)
unsigned long old_vslot = q->oldV >> q->min_slot_shift;
if (vslot != old_vslot) {
- unsigned long mask = (1ULL << fls(vslot ^ old_vslot)) - 1;
+ unsigned long mask;
+ int last_flip_pos = fls(vslot ^ old_vslot);
+
+ if (last_flip_pos > 31) /* higher than the number of groups */
+ mask = ~0UL; /* make all groups eligible */
+ else
+ mask = (1UL << last_flip_pos) - 1;
+
qfq_move_groups(q, mask, IR, ER);
qfq_move_groups(q, mask, IB, EB);
}
@@ -1003,9 +1010,61 @@ static inline void charge_actual_service(struct qfq_aggregate *agg)
agg->F = agg->S + (u64)service_received * agg->inv_w;
}
-static inline void qfq_update_agg_ts(struct qfq_sched *q,
- struct qfq_aggregate *agg,
- enum update_reason reason);
+/* Assign a reasonable start time for a new aggregate in group i.
+ * Admissible values for \hat(F) are multiples of \sigma_i
+ * no greater than V+\sigma_i . Larger values mean that
+ * we had a wraparound so we consider the timestamp to be stale.
+ *
+ * If F is not stale and F >= V then we set S = F.
+ * Otherwise we should assign S = V, but this may violate
+ * the ordering in EB (see [2]). So, if we have groups in ER,
+ * set S to the F_j of the first group j which would be blocking us.
+ * We are guaranteed not to move S backward because
+ * otherwise our group i would still be blocked.
+ */
+static void qfq_update_start(struct qfq_sched *q, struct qfq_aggregate *agg)
+{
+ unsigned long mask;
+ u64 limit, roundedF;
+ int slot_shift = agg->grp->slot_shift;
+
+ roundedF = qfq_round_down(agg->F, slot_shift);
+ limit = qfq_round_down(q->V, slot_shift) + (1ULL << slot_shift);
+
+ if (!qfq_gt(agg->F, q->V) || qfq_gt(roundedF, limit)) {
+ /* timestamp was stale */
+ mask = mask_from(q->bitmaps[ER], agg->grp->index);
+ if (mask) {
+ struct qfq_group *next = qfq_ffs(q, mask);
+ if (qfq_gt(roundedF, next->F)) {
+ if (qfq_gt(limit, next->F))
+ agg->S = next->F;
+ else /* preserve timestamp correctness */
+ agg->S = limit;
+ return;
+ }
+ }
+ agg->S = q->V;
+ } else /* timestamp is not stale */
+ agg->S = agg->F;
+}
+
+/* Update the timestamps of agg before scheduling/rescheduling it for
+ * service. In particular, assign to agg->F its maximum possible
+ * value, i.e., the virtual finish time with which the aggregate
+ * should be labeled if it used all its budget once in service.
+ */
+static inline void
+qfq_update_agg_ts(struct qfq_sched *q,
+ struct qfq_aggregate *agg, enum update_reason reason)
+{
+ if (reason != requeue)
+ qfq_update_start(q, agg);
+ else /* just charge agg for the service received */
+ agg->S = agg->F;
+
+ agg->F = agg->S + (u64)agg->budgetmax * agg->inv_w;
+}
static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg);
@@ -1128,66 +1187,6 @@ static struct qfq_aggregate *qfq_choose_next_agg(struct qfq_sched *q)
return agg;
}
-/*
- * Assign a reasonable start time for a new aggregate in group i.
- * Admissible values for \hat(F) are multiples of \sigma_i
- * no greater than V+\sigma_i . Larger values mean that
- * we had a wraparound so we consider the timestamp to be stale.
- *
- * If F is not stale and F >= V then we set S = F.
- * Otherwise we should assign S = V, but this may violate
- * the ordering in EB (see [2]). So, if we have groups in ER,
- * set S to the F_j of the first group j which would be blocking us.
- * We are guaranteed not to move S backward because
- * otherwise our group i would still be blocked.
- */
-static void qfq_update_start(struct qfq_sched *q, struct qfq_aggregate *agg)
-{
- unsigned long mask;
- u64 limit, roundedF;
- int slot_shift = agg->grp->slot_shift;
-
- roundedF = qfq_round_down(agg->F, slot_shift);
- limit = qfq_round_down(q->V, slot_shift) + (1ULL << slot_shift);
-
- if (!qfq_gt(agg->F, q->V) || qfq_gt(roundedF, limit)) {
- /* timestamp was stale */
- mask = mask_from(q->bitmaps[ER], agg->grp->index);
- if (mask) {
- struct qfq_group *next = qfq_ffs(q, mask);
- if (qfq_gt(roundedF, next->F)) {
- if (qfq_gt(limit, next->F))
- agg->S = next->F;
- else /* preserve timestamp correctness */
- agg->S = limit;
- return;
- }
- }
- agg->S = q->V;
- } else /* timestamp is not stale */
- agg->S = agg->F;
-}
-
-/*
- * Update the timestamps of agg before scheduling/rescheduling it for
- * service. In particular, assign to agg->F its maximum possible
- * value, i.e., the virtual finish time with which the aggregate
- * should be labeled if it used all its budget once in service.
- */
-static inline void
-qfq_update_agg_ts(struct qfq_sched *q,
- struct qfq_aggregate *agg, enum update_reason reason)
-{
- if (reason != requeue)
- qfq_update_start(q, agg);
- else /* just charge agg for the service received */
- agg->S = agg->F;
-
- agg->F = agg->S + (u64)agg->budgetmax * agg->inv_w;
-}
-
-static void qfq_schedule_agg(struct qfq_sched *, struct qfq_aggregate *);
-
static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
{
struct qfq_sched *q = qdisc_priv(sch);
diff --git a/net/socket.c b/net/socket.c
index 45afa648364a..829b460acb87 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -104,11 +104,11 @@
#include <linux/route.h>
#include <linux/sockios.h>
#include <linux/atalk.h>
-#include <net/ll_poll.h>
+#include <net/busy_poll.h>
#ifdef CONFIG_NET_LL_RX_POLL
-unsigned int sysctl_net_ll_read __read_mostly;
-unsigned int sysctl_net_ll_poll __read_mostly;
+unsigned int sysctl_net_busy_read __read_mostly;
+unsigned int sysctl_net_busy_poll __read_mostly;
#endif
static int sock_no_open(struct inode *irrelevant, struct file *dontcare);
diff --git a/net/tipc/ib_media.c b/net/tipc/ib_media.c
index ad2e1ec4117e..9934a32bfa87 100644
--- a/net/tipc/ib_media.c
+++ b/net/tipc/ib_media.c
@@ -292,13 +292,7 @@ static int ib_addr2str(struct tipc_media_addr *a, char *str_buf, int str_size)
if (str_size < 60) /* 60 = 19 * strlen("xx:") + strlen("xx\0") */
return 1;
- sprintf(str_buf, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:"
- "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
- a->value[0], a->value[1], a->value[2], a->value[3],
- a->value[4], a->value[5], a->value[6], a->value[7],
- a->value[8], a->value[9], a->value[10], a->value[11],
- a->value[12], a->value[13], a->value[14], a->value[15],
- a->value[16], a->value[17], a->value[18], a->value[19]);
+ sprintf(str_buf, "%20phC", a->value);
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-25 22:58:25 +0000