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xfrm: get global statistics from the offloaded device

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Iterate over all SAs in order to fill global IPsec statistics.

Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Leon Romanovsky 2023-10-04 14:11:48 +03:00 committed by Saeed Mahameed
parent fd2bc4195d
commit f9f221c98f
4 changed files with 19 additions and 1 deletions
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3
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
View File

@ -991,7 +991,8 @@ static void mlx5e_xfrm_update_stats(struct xfrm_state *x)
u64 packets, bytes, lastuse;
lockdep_assert(lockdep_is_held(&x->lock) ||
lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_cfg_mutex));
lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_cfg_mutex) ||
lockdep_is_held(&dev_net(x->xso.real_dev)->xfrm.xfrm_state_lock));
if (x->xso.flags & XFRM_DEV_OFFLOAD_FLAG_ACQ ||
x->xso.type != XFRM_DEV_OFFLOAD_PACKET)

3
include/net/xfrm.h
View File

@ -51,8 +51,10 @@
#ifdef CONFIG_XFRM_STATISTICS
#define XFRM_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.xfrm_statistics, field)
#define XFRM_ADD_STATS(net, field, val) SNMP_ADD_STATS((net)->mib.xfrm_statistics, field, val)
#else
#define XFRM_INC_STATS(net, field) ((void)(net))
#define XFRM_ADD_STATS(net, field, val) ((void)(net))
#endif
@ -1577,6 +1579,7 @@ struct xfrm_state *xfrm_stateonly_find(struct net *net, u32 mark, u32 if_id,
struct xfrm_state *xfrm_state_lookup_byspi(struct net *net, __be32 spi,
unsigned short family);
int xfrm_state_check_expire(struct xfrm_state *x);
void xfrm_state_update_stats(struct net *net);
#ifdef CONFIG_XFRM_OFFLOAD
static inline void xfrm_dev_state_update_stats(struct xfrm_state *x)
{

1
net/xfrm/xfrm_proc.c
View File

@ -52,6 +52,7 @@ static int xfrm_statistics_seq_show(struct seq_file *seq, void *v)
memset(buff, 0, sizeof(unsigned long) * LINUX_MIB_XFRMMAX);
xfrm_state_update_stats(net);
snmp_get_cpu_field_batch(buff, xfrm_mib_list,
net->mib.xfrm_statistics);
for (i = 0; xfrm_mib_list[i].name; i++)

13
net/xfrm/xfrm_state.c
View File

@ -1957,6 +1957,19 @@ int xfrm_state_check_expire(struct xfrm_state *x)
}
EXPORT_SYMBOL(xfrm_state_check_expire);
void xfrm_state_update_stats(struct net *net)
{
struct xfrm_state *x;
int i;
spin_lock_bh(&net->xfrm.xfrm_state_lock);
for (i = 0; i <= net->xfrm.state_hmask; i++) {
hlist_for_each_entry(x, net->xfrm.state_bydst + i, bydst)
xfrm_dev_state_update_stats(x);
}
spin_unlock_bh(&net->xfrm.xfrm_state_lock);
}
struct xfrm_state *
xfrm_state_lookup(struct net *net, u32 mark, const xfrm_address_t *daddr, __be32 spi,
u8 proto, unsigned short family)