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net: macsec: add support for getting offloaded stats 

When HW offloading is enabled, offloaded stats should be used, because
s/w stats are wrong and out of sync with the HW in this case.

Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
alistair/sensors
Dmitry Bogdanov 2020-03-25 15:52:37 +03:00 committed by David S. Miller
parent f428011b90
commit b62c362450
2 changed files with 239 additions and 110 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

325
drivers/net/macsec.c
View File

@ -88,17 +88,6 @@ struct gcm_iv {
__be32 pn;
};
struct macsec_dev_stats {
__u64 OutPktsUntagged;
__u64 InPktsUntagged;
__u64 OutPktsTooLong;
__u64 InPktsNoTag;
__u64 InPktsBadTag;
__u64 InPktsUnknownSCI;
__u64 InPktsNoSCI;
__u64 InPktsOverrun;
};
#define MACSEC_VALIDATE_DEFAULT MACSEC_VALIDATE_STRICT
struct pcpu_secy_stats {
@ -2653,207 +2642,309 @@ rollback:
return ret;
}
static int copy_tx_sa_stats(struct sk_buff *skb,
struct macsec_tx_sa_stats __percpu *pstats)
static void get_tx_sa_stats(struct net_device *dev, int an,
struct macsec_tx_sa *tx_sa,
struct macsec_tx_sa_stats *sum)
{
struct macsec_tx_sa_stats sum = {0, };
struct macsec_dev *macsec = macsec_priv(dev);
int cpu;
for_each_possible_cpu(cpu) {
const struct macsec_tx_sa_stats *stats = per_cpu_ptr(pstats, cpu);
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
sum.OutPktsProtected += stats->OutPktsProtected;
sum.OutPktsEncrypted += stats->OutPktsEncrypted;
ops = macsec_get_ops(macsec, &ctx);
if (ops) {
ctx.sa.assoc_num = an;
ctx.sa.tx_sa = tx_sa;
ctx.stats.tx_sa_stats = sum;
ctx.secy = &macsec_priv(dev)->secy;
macsec_offload(ops->mdo_get_tx_sa_stats, &ctx);
}
return;
}
if (nla_put_u32(skb, MACSEC_SA_STATS_ATTR_OUT_PKTS_PROTECTED, sum.OutPktsProtected) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_OUT_PKTS_ENCRYPTED, sum.OutPktsEncrypted))
for_each_possible_cpu(cpu) {
const struct macsec_tx_sa_stats *stats =
per_cpu_ptr(tx_sa->stats, cpu);
sum->OutPktsProtected += stats->OutPktsProtected;
sum->OutPktsEncrypted += stats->OutPktsEncrypted;
}
}
static int copy_tx_sa_stats(struct sk_buff *skb, struct macsec_tx_sa_stats *sum)
{
if (nla_put_u32(skb, MACSEC_SA_STATS_ATTR_OUT_PKTS_PROTECTED,
sum->OutPktsProtected) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_OUT_PKTS_ENCRYPTED,
sum->OutPktsEncrypted))
return -EMSGSIZE;
return 0;
}
static noinline_for_stack int
copy_rx_sa_stats(struct sk_buff *skb,
struct macsec_rx_sa_stats __percpu *pstats)
static void get_rx_sa_stats(struct net_device *dev,
struct macsec_rx_sc *rx_sc, int an,
struct macsec_rx_sa *rx_sa,
struct macsec_rx_sa_stats *sum)
{
struct macsec_rx_sa_stats sum = {0, };
struct macsec_dev *macsec = macsec_priv(dev);
int cpu;
for_each_possible_cpu(cpu) {
const struct macsec_rx_sa_stats *stats = per_cpu_ptr(pstats, cpu);
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
sum.InPktsOK += stats->InPktsOK;
sum.InPktsInvalid += stats->InPktsInvalid;
sum.InPktsNotValid += stats->InPktsNotValid;
sum.InPktsNotUsingSA += stats->InPktsNotUsingSA;
sum.InPktsUnusedSA += stats->InPktsUnusedSA;
ops = macsec_get_ops(macsec, &ctx);
if (ops) {
ctx.sa.assoc_num = an;
ctx.sa.rx_sa = rx_sa;
ctx.stats.rx_sa_stats = sum;
ctx.secy = &macsec_priv(dev)->secy;
ctx.rx_sc = rx_sc;
macsec_offload(ops->mdo_get_rx_sa_stats, &ctx);
}
return;
}
if (nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_OK, sum.InPktsOK) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_INVALID, sum.InPktsInvalid) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_VALID, sum.InPktsNotValid) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_USING_SA, sum.InPktsNotUsingSA) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_UNUSED_SA, sum.InPktsUnusedSA))
for_each_possible_cpu(cpu) {
const struct macsec_rx_sa_stats *stats =
per_cpu_ptr(rx_sa->stats, cpu);
sum->InPktsOK += stats->InPktsOK;
sum->InPktsInvalid += stats->InPktsInvalid;
sum->InPktsNotValid += stats->InPktsNotValid;
sum->InPktsNotUsingSA += stats->InPktsNotUsingSA;
sum->InPktsUnusedSA += stats->InPktsUnusedSA;
}
}
static int copy_rx_sa_stats(struct sk_buff *skb,
struct macsec_rx_sa_stats *sum)
{
if (nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_OK, sum->InPktsOK) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_INVALID,
sum->InPktsInvalid) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_VALID,
sum->InPktsNotValid) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_NOT_USING_SA,
sum->InPktsNotUsingSA) ||
nla_put_u32(skb, MACSEC_SA_STATS_ATTR_IN_PKTS_UNUSED_SA,
sum->InPktsUnusedSA))
return -EMSGSIZE;
return 0;
}
static noinline_for_stack int
copy_rx_sc_stats(struct sk_buff *skb, struct pcpu_rx_sc_stats __percpu *pstats)
static void get_rx_sc_stats(struct net_device *dev,
struct macsec_rx_sc *rx_sc,
struct macsec_rx_sc_stats *sum)
{
struct macsec_rx_sc_stats sum = {0, };
struct macsec_dev *macsec = macsec_priv(dev);
int cpu;
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
ops = macsec_get_ops(macsec, &ctx);
if (ops) {
ctx.stats.rx_sc_stats = sum;
ctx.secy = &macsec_priv(dev)->secy;
ctx.rx_sc = rx_sc;
macsec_offload(ops->mdo_get_rx_sc_stats, &ctx);
}
return;
}
for_each_possible_cpu(cpu) {
const struct pcpu_rx_sc_stats *stats;
struct macsec_rx_sc_stats tmp;
unsigned int start;
stats = per_cpu_ptr(pstats, cpu);
stats = per_cpu_ptr(rx_sc->stats, cpu);
do {
start = u64_stats_fetch_begin_irq(&stats->syncp);
memcpy(&tmp, &stats->stats, sizeof(tmp));
} while (u64_stats_fetch_retry_irq(&stats->syncp, start));
sum.InOctetsValidated += tmp.InOctetsValidated;
sum.InOctetsDecrypted += tmp.InOctetsDecrypted;
sum.InPktsUnchecked += tmp.InPktsUnchecked;
sum.InPktsDelayed += tmp.InPktsDelayed;
sum.InPktsOK += tmp.InPktsOK;
sum.InPktsInvalid += tmp.InPktsInvalid;
sum.InPktsLate += tmp.InPktsLate;
sum.InPktsNotValid += tmp.InPktsNotValid;
sum.InPktsNotUsingSA += tmp.InPktsNotUsingSA;
sum.InPktsUnusedSA += tmp.InPktsUnusedSA;
sum->InOctetsValidated += tmp.InOctetsValidated;
sum->InOctetsDecrypted += tmp.InOctetsDecrypted;
sum->InPktsUnchecked += tmp.InPktsUnchecked;
sum->InPktsDelayed += tmp.InPktsDelayed;
sum->InPktsOK += tmp.InPktsOK;
sum->InPktsInvalid += tmp.InPktsInvalid;
sum->InPktsLate += tmp.InPktsLate;
sum->InPktsNotValid += tmp.InPktsNotValid;
sum->InPktsNotUsingSA += tmp.InPktsNotUsingSA;
sum->InPktsUnusedSA += tmp.InPktsUnusedSA;
}
}
static int copy_rx_sc_stats(struct sk_buff *skb, struct macsec_rx_sc_stats *sum)
{
if (nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_OCTETS_VALIDATED,
sum.InOctetsValidated,
sum->InOctetsValidated,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_OCTETS_DECRYPTED,
sum.InOctetsDecrypted,
sum->InOctetsDecrypted,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNCHECKED,
sum.InPktsUnchecked,
sum->InPktsUnchecked,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_DELAYED,
sum.InPktsDelayed,
sum->InPktsDelayed,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_OK,
sum.InPktsOK,
sum->InPktsOK,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_INVALID,
sum.InPktsInvalid,
sum->InPktsInvalid,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_LATE,
sum.InPktsLate,
sum->InPktsLate,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_VALID,
sum.InPktsNotValid,
sum->InPktsNotValid,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_NOT_USING_SA,
sum.InPktsNotUsingSA,
sum->InPktsNotUsingSA,
MACSEC_RXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_RXSC_STATS_ATTR_IN_PKTS_UNUSED_SA,
sum.InPktsUnusedSA,
sum->InPktsUnusedSA,
MACSEC_RXSC_STATS_ATTR_PAD))
return -EMSGSIZE;
return 0;
}
static noinline_for_stack int
copy_tx_sc_stats(struct sk_buff *skb, struct pcpu_tx_sc_stats __percpu *pstats)
static void get_tx_sc_stats(struct net_device *dev,
struct macsec_tx_sc_stats *sum)
{
struct macsec_tx_sc_stats sum = {0, };
struct macsec_dev *macsec = macsec_priv(dev);
int cpu;
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
ops = macsec_get_ops(macsec, &ctx);
if (ops) {
ctx.stats.tx_sc_stats = sum;
ctx.secy = &macsec_priv(dev)->secy;
macsec_offload(ops->mdo_get_tx_sc_stats, &ctx);
}
return;
}
for_each_possible_cpu(cpu) {
const struct pcpu_tx_sc_stats *stats;
struct macsec_tx_sc_stats tmp;
unsigned int start;
stats = per_cpu_ptr(pstats, cpu);
stats = per_cpu_ptr(macsec_priv(dev)->secy.tx_sc.stats, cpu);
do {
start = u64_stats_fetch_begin_irq(&stats->syncp);
memcpy(&tmp, &stats->stats, sizeof(tmp));
} while (u64_stats_fetch_retry_irq(&stats->syncp, start));
sum.OutPktsProtected += tmp.OutPktsProtected;
sum.OutPktsEncrypted += tmp.OutPktsEncrypted;
sum.OutOctetsProtected += tmp.OutOctetsProtected;
sum.OutOctetsEncrypted += tmp.OutOctetsEncrypted;
sum->OutPktsProtected += tmp.OutPktsProtected;
sum->OutPktsEncrypted += tmp.OutPktsEncrypted;
sum->OutOctetsProtected += tmp.OutOctetsProtected;
sum->OutOctetsEncrypted += tmp.OutOctetsEncrypted;
}
}
static int copy_tx_sc_stats(struct sk_buff *skb, struct macsec_tx_sc_stats *sum)
{
if (nla_put_u64_64bit(skb, MACSEC_TXSC_STATS_ATTR_OUT_PKTS_PROTECTED,
sum.OutPktsProtected,
sum->OutPktsProtected,
MACSEC_TXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_TXSC_STATS_ATTR_OUT_PKTS_ENCRYPTED,
sum.OutPktsEncrypted,
sum->OutPktsEncrypted,
MACSEC_TXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_PROTECTED,
sum.OutOctetsProtected,
sum->OutOctetsProtected,
MACSEC_TXSC_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_TXSC_STATS_ATTR_OUT_OCTETS_ENCRYPTED,
sum.OutOctetsEncrypted,
sum->OutOctetsEncrypted,
MACSEC_TXSC_STATS_ATTR_PAD))
return -EMSGSIZE;
return 0;
}
static noinline_for_stack int
copy_secy_stats(struct sk_buff *skb, struct pcpu_secy_stats __percpu *pstats)
static void get_secy_stats(struct net_device *dev, struct macsec_dev_stats *sum)
{
struct macsec_dev_stats sum = {0, };
struct macsec_dev *macsec = macsec_priv(dev);
int cpu;
/* If h/w offloading is available, propagate to the device */
if (macsec_is_offloaded(macsec)) {
const struct macsec_ops *ops;
struct macsec_context ctx;
ops = macsec_get_ops(macsec, &ctx);
if (ops) {
ctx.stats.dev_stats = sum;
ctx.secy = &macsec_priv(dev)->secy;
macsec_offload(ops->mdo_get_dev_stats, &ctx);
}
return;
}
for_each_possible_cpu(cpu) {
const struct pcpu_secy_stats *stats;
struct macsec_dev_stats tmp;
unsigned int start;
stats = per_cpu_ptr(pstats, cpu);
stats = per_cpu_ptr(macsec_priv(dev)->stats, cpu);
do {
start = u64_stats_fetch_begin_irq(&stats->syncp);
memcpy(&tmp, &stats->stats, sizeof(tmp));
} while (u64_stats_fetch_retry_irq(&stats->syncp, start));
sum.OutPktsUntagged += tmp.OutPktsUntagged;
sum.InPktsUntagged += tmp.InPktsUntagged;
sum.OutPktsTooLong += tmp.OutPktsTooLong;
sum.InPktsNoTag += tmp.InPktsNoTag;
sum.InPktsBadTag += tmp.InPktsBadTag;
sum.InPktsUnknownSCI += tmp.InPktsUnknownSCI;
sum.InPktsNoSCI += tmp.InPktsNoSCI;
sum.InPktsOverrun += tmp.InPktsOverrun;
sum->OutPktsUntagged += tmp.OutPktsUntagged;
sum->InPktsUntagged += tmp.InPktsUntagged;
sum->OutPktsTooLong += tmp.OutPktsTooLong;
sum->InPktsNoTag += tmp.InPktsNoTag;
sum->InPktsBadTag += tmp.InPktsBadTag;
sum->InPktsUnknownSCI += tmp.InPktsUnknownSCI;
sum->InPktsNoSCI += tmp.InPktsNoSCI;
sum->InPktsOverrun += tmp.InPktsOverrun;
}
}
static int copy_secy_stats(struct sk_buff *skb, struct macsec_dev_stats *sum)
{
if (nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_OUT_PKTS_UNTAGGED,
sum.OutPktsUntagged,
sum->OutPktsUntagged,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_UNTAGGED,
sum.InPktsUntagged,
sum->InPktsUntagged,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_OUT_PKTS_TOO_LONG,
sum.OutPktsTooLong,
sum->OutPktsTooLong,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_TAG,
sum.InPktsNoTag,
sum->InPktsNoTag,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_BAD_TAG,
sum.InPktsBadTag,
sum->InPktsBadTag,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_UNKNOWN_SCI,
sum.InPktsUnknownSCI,
sum->InPktsUnknownSCI,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_NO_SCI,
sum.InPktsNoSCI,
sum->InPktsNoSCI,
MACSEC_SECY_STATS_ATTR_PAD) ||
nla_put_u64_64bit(skb, MACSEC_SECY_STATS_ATTR_IN_PKTS_OVERRUN,
sum.InPktsOverrun,
sum->InPktsOverrun,
MACSEC_SECY_STATS_ATTR_PAD))
return -EMSGSIZE;
@ -2914,7 +3005,12 @@ static noinline_for_stack int
dump_secy(struct macsec_secy *secy, struct net_device *dev,
struct sk_buff *skb, struct netlink_callback *cb)
{
struct macsec_tx_sc_stats tx_sc_stats = {0, };
struct macsec_tx_sa_stats tx_sa_stats = {0, };
struct macsec_rx_sc_stats rx_sc_stats = {0, };
struct macsec_rx_sa_stats rx_sa_stats = {0, };
struct macsec_dev *macsec = netdev_priv(dev);
struct macsec_dev_stats dev_stats = {0, };
struct macsec_tx_sc *tx_sc = &secy->tx_sc;
struct nlattr *txsa_list, *rxsc_list;
struct macsec_rx_sc *rx_sc;
@ -2945,7 +3041,9 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
attr = nla_nest_start_noflag(skb, MACSEC_ATTR_TXSC_STATS);
if (!attr)
goto nla_put_failure;
if (copy_tx_sc_stats(skb, tx_sc->stats)) {
get_tx_sc_stats(dev, &tx_sc_stats);
if (copy_tx_sc_stats(skb, &tx_sc_stats)) {
nla_nest_cancel(skb, attr);
goto nla_put_failure;
}
@ -2954,7 +3052,8 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
attr = nla_nest_start_noflag(skb, MACSEC_ATTR_SECY_STATS);
if (!attr)
goto nla_put_failure;
if (copy_secy_stats(skb, macsec_priv(dev)->stats)) {
get_secy_stats(dev, &dev_stats);
if (copy_secy_stats(skb, &dev_stats)) {
nla_nest_cancel(skb, attr);
goto nla_put_failure;
}
@ -2978,6 +3077,22 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
goto nla_put_failure;
}
attr = nla_nest_start_noflag(skb, MACSEC_SA_ATTR_STATS);
if (!attr) {
nla_nest_cancel(skb, txsa_nest);
nla_nest_cancel(skb, txsa_list);
goto nla_put_failure;
}
memset(&tx_sa_stats, 0, sizeof(tx_sa_stats));
get_tx_sa_stats(dev, i, tx_sa, &tx_sa_stats);
if (copy_tx_sa_stats(skb, &tx_sa_stats)) {
nla_nest_cancel(skb, attr);
nla_nest_cancel(skb, txsa_nest);
nla_nest_cancel(skb, txsa_list);
goto nla_put_failure;
}
nla_nest_end(skb, attr);
if (secy->xpn) {
pn = tx_sa->next_pn;
pn_len = MACSEC_XPN_PN_LEN;
@ -2996,20 +3111,6 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
goto nla_put_failure;
}
attr = nla_nest_start_noflag(skb, MACSEC_SA_ATTR_STATS);
if (!attr) {
nla_nest_cancel(skb, txsa_nest);
nla_nest_cancel(skb, txsa_list);
goto nla_put_failure;
}
if (copy_tx_sa_stats(skb, tx_sa->stats)) {
nla_nest_cancel(skb, attr);
nla_nest_cancel(skb, txsa_nest);
nla_nest_cancel(skb, txsa_list);
goto nla_put_failure;
}
nla_nest_end(skb, attr);
nla_nest_end(skb, txsa_nest);
}
nla_nest_end(skb, txsa_list);
@ -3043,7 +3144,9 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
nla_nest_cancel(skb, rxsc_list);
goto nla_put_failure;
}
if (copy_rx_sc_stats(skb, rx_sc->stats)) {
memset(&rx_sc_stats, 0, sizeof(rx_sc_stats));
get_rx_sc_stats(dev, rx_sc, &rx_sc_stats);
if (copy_rx_sc_stats(skb, &rx_sc_stats)) {
nla_nest_cancel(skb, attr);
nla_nest_cancel(skb, rxsc_nest);
nla_nest_cancel(skb, rxsc_list);
@ -3084,7 +3187,9 @@ dump_secy(struct macsec_secy *secy, struct net_device *dev,
nla_nest_cancel(skb, rxsc_list);
goto nla_put_failure;
}
if (copy_rx_sa_stats(skb, rx_sa->stats)) {
memset(&rx_sa_stats, 0, sizeof(rx_sa_stats));
get_rx_sa_stats(dev, rx_sc, i, rx_sa, &rx_sa_stats);
if (copy_rx_sa_stats(skb, &rx_sa_stats)) {
nla_nest_cancel(skb, attr);
nla_nest_cancel(skb, rxsa_list);
nla_nest_cancel(skb, rxsc_nest);

24
include/net/macsec.h
View File

@ -88,6 +88,17 @@ struct macsec_tx_sc_stats {
__u64 OutOctetsEncrypted;
};
struct macsec_dev_stats {
__u64 OutPktsUntagged;
__u64 InPktsUntagged;
__u64 OutPktsTooLong;
__u64 InPktsNoTag;
__u64 InPktsBadTag;
__u64 InPktsUnknownSCI;
__u64 InPktsNoSCI;
__u64 InPktsOverrun;
};
/**
* struct macsec_rx_sa - receive secure association
* @active:
@ -236,6 +247,13 @@ struct macsec_context {
struct macsec_tx_sa *tx_sa;
};
} sa;
union {
struct macsec_tx_sc_stats *tx_sc_stats;
struct macsec_tx_sa_stats *tx_sa_stats;
struct macsec_rx_sc_stats *rx_sc_stats;
struct macsec_rx_sa_stats *rx_sa_stats;
struct macsec_dev_stats *dev_stats;
} stats;
u8 prepare:1;
};
@ -262,6 +280,12 @@ struct macsec_ops {
int (*mdo_add_txsa)(struct macsec_context *ctx);
int (*mdo_upd_txsa)(struct macsec_context *ctx);
int (*mdo_del_txsa)(struct macsec_context *ctx);
/* Statistics */
int (*mdo_get_dev_stats)(struct macsec_context *ctx);
int (*mdo_get_tx_sc_stats)(struct macsec_context *ctx);
int (*mdo_get_tx_sa_stats)(struct macsec_context *ctx);
int (*mdo_get_rx_sc_stats)(struct macsec_context *ctx);
int (*mdo_get_rx_sa_stats)(struct macsec_context *ctx);
};
void macsec_pn_wrapped(struct macsec_secy *secy, struct macsec_tx_sa *tx_sa);