diff options
| -rw-r--r-- | include/net/ip.h | 18 | ||||
| -rw-r--r-- | include/net/snmp.h | 32 | ||||
| -rw-r--r-- | net/dccp/proto.c | 9 | ||||
| -rw-r--r-- | net/ipv4/af_inet.c | 93 | ||||
| -rw-r--r-- | net/ipv4/proc.c | 24 | ||||
| -rw-r--r-- | net/ipv6/addrconf.c | 17 | ||||
| -rw-r--r-- | net/ipv6/addrconf_core.c | 2 | ||||
| -rw-r--r-- | net/ipv6/af_inet6.c | 42 | ||||
| -rw-r--r-- | net/ipv6/proc.c | 6 | ||||
| -rw-r--r-- | net/sctp/protocol.c | 9 | ||||
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 10 | ||||
| -rw-r--r-- | net/xfrm/xfrm_proc.c | 3 |
12 files changed, 103 insertions, 162 deletions
diff --git a/include/net/ip.h b/include/net/ip.h index 1988cef..16146b6 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -196,27 +196,15 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr, #define NET_ADD_STATS_BH(net, field, adnd) SNMP_ADD_STATS_BH((net)->mib.net_statistics, field, adnd) #define NET_ADD_STATS_USER(net, field, adnd) SNMP_ADD_STATS_USER((net)->mib.net_statistics, field, adnd) -unsigned long snmp_fold_field(void __percpu *mib[], int offt); +unsigned long snmp_fold_field(void __percpu *mib, int offt); #if BITS_PER_LONG==32 -u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t sync_off); +u64 snmp_fold_field64(void __percpu *mib, int offt, size_t sync_off); #else -static inline u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t syncp_off) +static inline u64 snmp_fold_field64(void __percpu *mib, int offt, size_t syncp_off) { return snmp_fold_field(mib, offt); } #endif -int snmp_mib_init(void __percpu *ptr[2], size_t mibsize, size_t align); - -static inline void snmp_mib_free(void __percpu *ptr[SNMP_ARRAY_SZ]) -{ - int i; - - BUG_ON(ptr == NULL); - for (i = 0; i < SNMP_ARRAY_SZ; i++) { - free_percpu(ptr[i]); - ptr[i] = NULL; - } -} void inet_get_local_port_range(struct net *net, int *low, int *high); diff --git a/include/net/snmp.h b/include/net/snmp.h index 7159626..f1f27fd 100644 --- a/include/net/snmp.h +++ b/include/net/snmp.h @@ -116,51 +116,49 @@ struct linux_xfrm_mib { unsigned long mibs[LINUX_MIB_XFRMMAX]; }; -#define SNMP_ARRAY_SZ 1 - #define DEFINE_SNMP_STAT(type, name) \ - __typeof__(type) __percpu *name[SNMP_ARRAY_SZ] + __typeof__(type) __percpu *name #define DEFINE_SNMP_STAT_ATOMIC(type, name) \ __typeof__(type) *name #define DECLARE_SNMP_STAT(type, name) \ - extern __typeof__(type) __percpu *name[SNMP_ARRAY_SZ] + extern __typeof__(type) __percpu *name #define SNMP_INC_STATS_BH(mib, field) \ - __this_cpu_inc(mib[0]->mibs[field]) + __this_cpu_inc(mib->mibs[field]) #define SNMP_INC_STATS_USER(mib, field) \ - this_cpu_inc(mib[0]->mibs[field]) + this_cpu_inc(mib->mibs[field]) #define SNMP_INC_STATS_ATOMIC_LONG(mib, field) \ atomic_long_inc(&mib->mibs[field]) #define SNMP_INC_STATS(mib, field) \ - this_cpu_inc(mib[0]->mibs[field]) + this_cpu_inc(mib->mibs[field]) #define SNMP_DEC_STATS(mib, field) \ - this_cpu_dec(mib[0]->mibs[field]) + this_cpu_dec(mib->mibs[field]) #define SNMP_ADD_STATS_BH(mib, field, addend) \ - __this_cpu_add(mib[0]->mibs[field], addend) + __this_cpu_add(mib->mibs[field], addend) #define SNMP_ADD_STATS_USER(mib, field, addend) \ - this_cpu_add(mib[0]->mibs[field], addend) + this_cpu_add(mib->mibs[field], addend) #define SNMP_ADD_STATS(mib, field, addend) \ - this_cpu_add(mib[0]->mibs[field], addend) + this_cpu_add(mib->mibs[field], addend) /* - * Use "__typeof__(*mib[0]) *ptr" instead of "__typeof__(mib[0]) ptr" + * Use "__typeof__(*mib) *ptr" instead of "__typeof__(mib) ptr" * to make @ptr a non-percpu pointer. */ #define SNMP_UPD_PO_STATS(mib, basefield, addend) \ do { \ - __typeof__(*mib[0]->mibs) *ptr = mib[0]->mibs; \ + __typeof__(*mib->mibs) *ptr = mib->mibs; \ this_cpu_inc(ptr[basefield##PKTS]); \ this_cpu_add(ptr[basefield##OCTETS], addend); \ } while (0) #define SNMP_UPD_PO_STATS_BH(mib, basefield, addend) \ do { \ - __typeof__(*mib[0]->mibs) *ptr = mib[0]->mibs; \ + __typeof__(*mib->mibs) *ptr = mib->mibs; \ __this_cpu_inc(ptr[basefield##PKTS]); \ __this_cpu_add(ptr[basefield##OCTETS], addend); \ } while (0) @@ -170,7 +168,7 @@ struct linux_xfrm_mib { #define SNMP_ADD_STATS64_BH(mib, field, addend) \ do { \ - __typeof__(*mib[0]) *ptr = __this_cpu_ptr((mib)[0]); \ + __typeof__(*mib) *ptr = __this_cpu_ptr(mib); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[field] += addend; \ u64_stats_update_end(&ptr->syncp); \ @@ -191,8 +189,8 @@ struct linux_xfrm_mib { #define SNMP_INC_STATS64(mib, field) SNMP_ADD_STATS64(mib, field, 1) #define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \ do { \ - __typeof__(*mib[0]) *ptr; \ - ptr = __this_cpu_ptr((mib)[0]); \ + __typeof__(*mib) *ptr; \ + ptr = __this_cpu_ptr(mib); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend; \ diff --git a/net/dccp/proto.c b/net/dccp/proto.c index eb892b4..de2c1e7 100644 --- a/net/dccp/proto.c +++ b/net/dccp/proto.c @@ -1084,14 +1084,15 @@ EXPORT_SYMBOL_GPL(dccp_shutdown); static inline int dccp_mib_init(void) { - return snmp_mib_init((void __percpu **)dccp_statistics, - sizeof(struct dccp_mib), - __alignof__(struct dccp_mib)); + dccp_statistics = alloc_percpu(struct dccp_mib); + if (!dccp_statistics) + return -ENOMEM; + return 0; } static inline void dccp_mib_exit(void) { - snmp_mib_free((void __percpu **)dccp_statistics); + free_percpu(dccp_statistics); } static int thash_entries; diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 8c54870..6765d91 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1476,22 +1476,20 @@ int inet_ctl_sock_create(struct sock **sk, unsigned short family, } EXPORT_SYMBOL_GPL(inet_ctl_sock_create); -unsigned long snmp_fold_field(void __percpu *mib[], int offt) +unsigned long snmp_fold_field(void __percpu *mib, int offt) { unsigned long res = 0; - int i, j; + int i; - for_each_possible_cpu(i) { - for (j = 0; j < SNMP_ARRAY_SZ; j++) - res += *(((unsigned long *) per_cpu_ptr(mib[j], i)) + offt); - } + for_each_possible_cpu(i) + res += *(((unsigned long *) per_cpu_ptr(mib, i)) + offt); return res; } EXPORT_SYMBOL_GPL(snmp_fold_field); #if BITS_PER_LONG==32 -u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t syncp_offset) +u64 snmp_fold_field64(void __percpu *mib, int offt, size_t syncp_offset) { u64 res = 0; int cpu; @@ -1502,7 +1500,7 @@ u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t syncp_offset) u64 v; unsigned int start; - bhptr = per_cpu_ptr(mib[0], cpu); + bhptr = per_cpu_ptr(mib, cpu); syncp = (struct u64_stats_sync *)(bhptr + syncp_offset); do { start = u64_stats_fetch_begin_irq(syncp); @@ -1516,25 +1514,6 @@ u64 snmp_fold_field64(void __percpu *mib[], int offt, size_t syncp_offset) EXPORT_SYMBOL_GPL(snmp_fold_field64); #endif -int snmp_mib_init(void __percpu *ptr[2], size_t mibsize, size_t align) -{ - BUG_ON(ptr == NULL); - ptr[0] = __alloc_percpu(mibsize, align); - if (!ptr[0]) - return -ENOMEM; - -#if SNMP_ARRAY_SZ == 2 - ptr[1] = __alloc_percpu(mibsize, align); - if (!ptr[1]) { - free_percpu(ptr[0]); - ptr[0] = NULL; - return -ENOMEM; - } -#endif - return 0; -} -EXPORT_SYMBOL_GPL(snmp_mib_init); - #ifdef CONFIG_IP_MULTICAST static const struct net_protocol igmp_protocol = { .handler = igmp_rcv, @@ -1570,40 +1549,30 @@ static __net_init int ipv4_mib_init_net(struct net *net) { int i; - if (snmp_mib_init((void __percpu **)net->mib.tcp_statistics, - sizeof(struct tcp_mib), - __alignof__(struct tcp_mib)) < 0) + net->mib.tcp_statistics = alloc_percpu(struct tcp_mib); + if (!net->mib.tcp_statistics) goto err_tcp_mib; - if (snmp_mib_init((void __percpu **)net->mib.ip_statistics, - sizeof(struct ipstats_mib), - __alignof__(struct ipstats_mib)) < 0) + net->mib.ip_statistics = alloc_percpu(struct ipstats_mib); + if (!net->mib.ip_statistics) goto err_ip_mib; for_each_possible_cpu(i) { struct ipstats_mib *af_inet_stats; - af_inet_stats = per_cpu_ptr(net->mib.ip_statistics[0], i); + af_inet_stats = per_cpu_ptr(net->mib.ip_statistics, i); u64_stats_init(&af_inet_stats->syncp); -#if SNMP_ARRAY_SZ == 2 - af_inet_stats = per_cpu_ptr(net->mib.ip_statistics[1], i); - u64_stats_init(&af_inet_stats->syncp); -#endif } - if (snmp_mib_init((void __percpu **)net->mib.net_statistics, - sizeof(struct linux_mib), - __alignof__(struct linux_mib)) < 0) + net->mib.net_statistics = alloc_percpu(struct linux_mib); + if (!net->mib.net_statistics) goto err_net_mib; - if (snmp_mib_init((void __percpu **)net->mib.udp_statistics, - sizeof(struct udp_mib), - __alignof__(struct udp_mib)) < 0) + net->mib.udp_statistics = alloc_percpu(struct udp_mib); + if (!net->mib.udp_statistics) goto err_udp_mib; - if (snmp_mib_init((void __percpu **)net->mib.udplite_statistics, - sizeof(struct udp_mib), - __alignof__(struct udp_mib)) < 0) + net->mib.udplite_statistics = alloc_percpu(struct udp_mib); + if (!net->mib.udplite_statistics) goto err_udplite_mib; - if (snmp_mib_init((void __percpu **)net->mib.icmp_statistics, - sizeof(struct icmp_mib), - __alignof__(struct icmp_mib)) < 0) + net->mib.icmp_statistics = alloc_percpu(struct icmp_mib); + if (!net->mib.icmp_statistics) goto err_icmp_mib; net->mib.icmpmsg_statistics = kzalloc(sizeof(struct icmpmsg_mib), GFP_KERNEL); @@ -1614,17 +1583,17 @@ static __net_init int ipv4_mib_init_net(struct net *net) return 0; err_icmpmsg_mib: - snmp_mib_free((void __percpu **)net->mib.icmp_statistics); + free_percpu(net->mib.icmp_statistics); err_icmp_mib: - snmp_mib_free((void __percpu **)net->mib.udplite_statistics); + free_percpu(net->mib.udplite_statistics); err_udplite_mib: - snmp_mib_free((void __percpu **)net->mib.udp_statistics); + free_percpu(net->mib.udp_statistics); err_udp_mib: - snmp_mib_free((void __percpu **)net->mib.net_statistics); + free_percpu(net->mib.net_statistics); err_net_mib: - snmp_mib_free((void __percpu **)net->mib.ip_statistics); + free_percpu(net->mib.ip_statistics); err_ip_mib: - snmp_mib_free((void __percpu **)net->mib.tcp_statistics); + free_percpu(net->mib.tcp_statistics); err_tcp_mib: return -ENOMEM; } @@ -1632,12 +1601,12 @@ err_tcp_mib: static __net_exit void ipv4_mib_exit_net(struct net *net) { kfree(net->mib.icmpmsg_statistics); - snmp_mib_free((void __percpu **)net->mib.icmp_statistics); - snmp_mib_free((void __percpu **)net->mib.udplite_statistics); - snmp_mib_free((void __percpu **)net->mib.udp_statistics); - snmp_mib_free((void __percpu **)net->mib.net_statistics); - snmp_mib_free((void __percpu **)net->mib.ip_statistics); - snmp_mib_free((void __percpu **)net->mib.tcp_statistics); + free_percpu(net->mib.icmp_statistics); + free_percpu(net->mib.udplite_statistics); + free_percpu(net->mib.udp_statistics); + free_percpu(net->mib.net_statistics); + free_percpu(net->mib.ip_statistics); + free_percpu(net->mib.tcp_statistics); } static __net_initdata struct pernet_operations ipv4_mib_ops = { diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index ad737fa..ae0af93 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -345,15 +345,15 @@ static void icmp_put(struct seq_file *seq) for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " Out%s", icmpmibmap[i].name); seq_printf(seq, "\nIcmp: %lu %lu %lu", - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_INMSGS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_INERRORS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_CSUMERRORS)); + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INMSGS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INERRORS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_CSUMERRORS)); for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " %lu", atomic_long_read(ptr + icmpmibmap[i].index)); seq_printf(seq, " %lu %lu", - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_OUTMSGS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_OUTERRORS)); + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTMSGS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTERRORS)); for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " %lu", atomic_long_read(ptr + (icmpmibmap[i].index | 0x100))); @@ -379,7 +379,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v) BUILD_BUG_ON(offsetof(struct ipstats_mib, mibs) != 0); for (i = 0; snmp4_ipstats_list[i].name != NULL; i++) seq_printf(seq, " %llu", - snmp_fold_field64((void __percpu **)net->mib.ip_statistics, + snmp_fold_field64(net->mib.ip_statistics, snmp4_ipstats_list[i].entry, offsetof(struct ipstats_mib, syncp))); @@ -395,11 +395,11 @@ static int snmp_seq_show(struct seq_file *seq, void *v) /* MaxConn field is signed, RFC 2012 */ if (snmp4_tcp_list[i].entry == TCP_MIB_MAXCONN) seq_printf(seq, " %ld", - snmp_fold_field((void __percpu **)net->mib.tcp_statistics, + snmp_fold_field(net->mib.tcp_statistics, snmp4_tcp_list[i].entry)); else seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.tcp_statistics, + snmp_fold_field(net->mib.tcp_statistics, snmp4_tcp_list[i].entry)); } @@ -410,7 +410,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "\nUdp:"); for (i = 0; snmp4_udp_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.udp_statistics, + snmp_fold_field(net->mib.udp_statistics, snmp4_udp_list[i].entry)); /* the UDP and UDP-Lite MIBs are the same */ @@ -421,7 +421,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "\nUdpLite:"); for (i = 0; snmp4_udp_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.udplite_statistics, + snmp_fold_field(net->mib.udplite_statistics, snmp4_udp_list[i].entry)); seq_putc(seq, '\n'); @@ -458,7 +458,7 @@ static int netstat_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "\nTcpExt:"); for (i = 0; snmp4_net_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.net_statistics, + snmp_fold_field(net->mib.net_statistics, snmp4_net_list[i].entry)); seq_puts(seq, "\nIpExt:"); @@ -468,7 +468,7 @@ static int netstat_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "\nIpExt:"); for (i = 0; snmp4_ipextstats_list[i].name != NULL; i++) seq_printf(seq, " %llu", - snmp_fold_field64((void __percpu **)net->mib.ip_statistics, + snmp_fold_field64(net->mib.ip_statistics, snmp4_ipextstats_list[i].entry, offsetof(struct ipstats_mib, syncp))); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 1ac13c0..5667b30 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -275,19 +275,14 @@ static int snmp6_alloc_dev(struct inet6_dev *idev) { int i; - if (snmp_mib_init((void __percpu **)idev->stats.ipv6, - sizeof(struct ipstats_mib), - __alignof__(struct ipstats_mib)) < 0) + idev->stats.ipv6 = alloc_percpu(struct ipstats_mib); + if (!idev->stats.ipv6) goto err_ip; for_each_possible_cpu(i) { struct ipstats_mib *addrconf_stats; - addrconf_stats = per_cpu_ptr(idev->stats.ipv6[0], i); + addrconf_stats = per_cpu_ptr(idev->stats.ipv6, i); u64_stats_init(&addrconf_stats->syncp); -#if SNMP_ARRAY_SZ == 2 - addrconf_stats = per_cpu_ptr(idev->stats.ipv6[1], i); - u64_stats_init(&addrconf_stats->syncp); -#endif } @@ -305,7 +300,7 @@ static int snmp6_alloc_dev(struct inet6_dev *idev) err_icmpmsg: kfree(idev->stats.icmpv6dev); err_icmp: - snmp_mib_free((void __percpu **)idev->stats.ipv6); + free_percpu(idev->stats.ipv6); err_ip: return -ENOMEM; } @@ -4363,7 +4358,7 @@ static inline void __snmp6_fill_statsdev(u64 *stats, atomic_long_t *mib, memset(&stats[items], 0, pad); } -static inline void __snmp6_fill_stats64(u64 *stats, void __percpu **mib, +static inline void __snmp6_fill_stats64(u64 *stats, void __percpu *mib, int items, int bytes, size_t syncpoff) { int i; @@ -4383,7 +4378,7 @@ static void snmp6_fill_stats(u64 *stats, struct inet6_dev *idev, int attrtype, { switch (attrtype) { case IFLA_INET6_STATS: - __snmp6_fill_stats64(stats, (void __percpu **)idev->stats.ipv6, + __snmp6_fill_stats64(stats, idev->stats.ipv6, IPSTATS_MIB_MAX, bytes, offsetof(struct ipstats_mib, syncp)); break; case IFLA_INET6_ICMP6STATS: diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c index 4c11cbc..e696045 100644 --- a/net/ipv6/addrconf_core.c +++ b/net/ipv6/addrconf_core.c @@ -123,7 +123,7 @@ static void snmp6_free_dev(struct inet6_dev *idev) { kfree(idev->stats.icmpv6msgdev); kfree(idev->stats.icmpv6dev); - snmp_mib_free((void __percpu **)idev->stats.ipv6); + free_percpu(idev->stats.ipv6); } /* Nobody refers to this device, we may destroy it. */ diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index d935889..dc47cc7 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -715,33 +715,25 @@ static int __net_init ipv6_init_mibs(struct net *net) { int i; - if (snmp_mib_init((void __percpu **)net->mib.udp_stats_in6, - sizeof(struct udp_mib), - __alignof__(struct udp_mib)) < 0) + net->mib.udp_stats_in6 = alloc_percpu(struct udp_mib); + if (!net->mib.udp_stats_in6) return -ENOMEM; - if (snmp_mib_init((void __percpu **)net->mib.udplite_stats_in6, - sizeof(struct udp_mib), - __alignof__(struct udp_mib)) < 0) + net->mib.udplite_stats_in6 = alloc_percpu(struct udp_mib); + if (!net->mib.udplite_stats_in6) goto err_udplite_mib; - if (snmp_mib_init((void __percpu **)net->mib.ipv6_statistics, - sizeof(struct ipstats_mib), - __alignof__(struct ipstats_mib)) < 0) + net->mib.ipv6_statistics = alloc_percpu(struct ipstats_mib); + if (!net->mib.ipv6_statistics) goto err_ip_mib; for_each_possible_cpu(i) { struct ipstats_mib *af_inet6_stats; - af_inet6_stats = per_cpu_ptr(net->mib.ipv6_statistics[0], i); + af_inet6_stats = per_cpu_ptr(net->mib.ipv6_statistics, i); u64_stats_init(&af_inet6_stats->syncp); -#if SNMP_ARRAY_SZ == 2 - af_inet6_stats = per_cpu_ptr(net->mib.ipv6_statistics[1], i); - u64_stats_init(&af_inet6_stats->syncp); -#endif } - if (snmp_mib_init((void __percpu **)net->mib.icmpv6_statistics, - sizeof(struct icmpv6_mib), - __alignof__(struct icmpv6_mib)) < 0) + net->mib.icmpv6_statistics = alloc_percpu(struct icmpv6_mib); + if (!net->mib.icmpv6_statistics) goto err_icmp_mib; net->mib.icmpv6msg_statistics = kzalloc(sizeof(struct icmpv6msg_mib), GFP_KERNEL); @@ -750,22 +742,22 @@ static int __net_init ipv6_init_mibs(struct net *net) return 0; err_icmpmsg_mib: - snmp_mib_free((void __percpu **)net->mib.icmpv6_statistics); + free_percpu(net->mib.icmpv6_statistics); err_icmp_mib: - snmp_mib_free((void __percpu **)net->mib.ipv6_statistics); + free_percpu(net->mib.ipv6_statistics); err_ip_mib: - snmp_mib_free((void __percpu **)net->mib.udplite_stats_in6); + free_percpu(net->mib.udplite_stats_in6); err_udplite_mib: - snmp_mib_free((void __percpu **)net->mib.udp_stats_in6); + free_percpu(net->mib.udp_stats_in6); return -ENOMEM; } static void ipv6_cleanup_mibs(struct net *net) { - snmp_mib_free((void __percpu **)net->mib.udp_stats_in6); - snmp_mib_free((void __percpu **)net->mib.udplite_stats_in6); - snmp_mib_free((void __percpu **)net->mib.ipv6_statistics); - snmp_mib_free((void __percpu **)net->mib.icmpv6_statistics); + free_percpu(net->mib.udp_stats_in6); + free_percpu(net->mib.udplite_stats_in6); + free_percpu(net->mib.ipv6_statistics); + free_percpu(net->mib.icmpv6_statistics); kfree(net->mib.icmpv6msg_statistics); } diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index 091d066..69cb476 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -201,7 +201,7 @@ static void snmp6_seq_show_item(struct seq_file *seq, void __percpu **pcpumib, } } -static void snmp6_seq_show_item64(struct seq_file *seq, void __percpu **mib, +static void snmp6_seq_show_item64(struct seq_file *seq, void __percpu *mib, const struct snmp_mib *itemlist, size_t syncpoff) { int i; @@ -215,7 +215,7 @@ static int snmp6_seq_show(struct seq_file *seq, void *v) { struct net *net = (struct net *)seq->private; - snmp6_seq_show_item64(seq, (void __percpu **)net->mib.ipv6_statistics, + snmp6_seq_show_item64(seq, net->mib.ipv6_statistics, snmp6_ipstats_list, offsetof(struct ipstats_mib, syncp)); snmp6_seq_show_item(seq, (void __percpu **)net->mib.icmpv6_statistics, NULL, snmp6_icmp6_list); @@ -245,7 +245,7 @@ static int snmp6_dev_seq_show(struct seq_file *seq, void *v) struct inet6_dev *idev = (struct inet6_dev *)seq->private; seq_printf(seq, "%-32s\t%u\n", "ifIndex", idev->dev->ifindex); - snmp6_seq_show_item64(seq, (void __percpu **)idev->stats.ipv6, + snmp6_seq_show_item64(seq, idev->stats.ipv6, snmp6_ipstats_list, offsetof(struct ipstats_mib, syncp)); snmp6_seq_show_item(seq, NULL, idev->stats.icmpv6dev->mibs, snmp6_icmp6_list); diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index c09757f..074b60e 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -1100,14 +1100,15 @@ int sctp_register_pf(struct sctp_pf *pf, sa_family_t family) static inline int init_sctp_mibs(struct net *net) { - return snmp_mib_init((void __percpu **)net->sctp.sctp_statistics, - sizeof(struct sctp_mib), - __alignof__(struct sctp_mib)); + net->sctp.sctp_statistics = alloc_percpu(struct sctp_mib); + if (!net->sctp.sctp_statistics) + return -ENOMEM; + return 0; } static inline void cleanup_sctp_mibs(struct net *net) { - snmp_mib_free((void __percpu **)net->sctp.sctp_statistics); + free_percpu(net->sctp.sctp_statistics); } static void sctp_v4_pf_init(void) diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index c08fbd1..e63f242 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -2783,21 +2783,19 @@ static struct notifier_block xfrm_dev_notifier = { static int __net_init xfrm_statistics_init(struct net *net) { int rv; - - if (snmp_mib_init((void __percpu **)net->mib.xfrm_statistics, - sizeof(struct linux_xfrm_mib), - __alignof__(struct linux_xfrm_mib)) < 0) + net->mib.xfrm_statistics = alloc_percpu(struct linux_xfrm_mib); + if (!net->mib.xfrm_statistics) return -ENOMEM; rv = xfrm_proc_init(net); if (rv < 0) - snmp_mib_free((void __percpu **)net->mib.xfrm_statistics); + free_percpu(net->mib.xfrm_statistics); return rv; } static void xfrm_statistics_fini(struct net *net) { xfrm_proc_fini(net); - snmp_mib_free((void __percpu **)net->mib.xfrm_statistics); + free_percpu(net->mib.xfrm_statistics); } #else static int __net_init xfrm_statistics_init(struct net *net) diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c index fc5abd0..9c4fbd8 100644 --- a/net/xfrm/xfrm_proc.c +++ b/net/xfrm/xfrm_proc.c @@ -54,8 +54,7 @@ static int xfrm_statistics_seq_show(struct seq_file *seq, void *v) int i; for (i = 0; xfrm_mib_list[i].name; i++) seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, - snmp_fold_field((void __percpu **) - net->mib.xfrm_statistics, + snmp_fold_field(net->mib.xfrm_statistics, xfrm_mib_list[i].entry)); return 0; } |
