| /* |
| *************************************************************************** |
| * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| *************************************************************************** |
| */ |
| |
| #include "nss_stats.h" |
| #include "nss_core.h" |
| #include "nss_strings.h" |
| #include "nss_gre_redir_strings.h" |
| |
| /* |
| * nss_gre_redir_strings_stats |
| * GRE redirect statistics string. |
| */ |
| struct nss_stats_info nss_gre_redir_strings_stats[NSS_GRE_REDIR_STATS_MAX] = { |
| {"RX Packets", NSS_STATS_TYPE_COMMON}, |
| {"RX Bytes", NSS_STATS_TYPE_COMMON}, |
| {"TX Packets", NSS_STATS_TYPE_COMMON}, |
| {"TX Bytes", NSS_STATS_TYPE_COMMON}, |
| {"RX Drops_[0]", NSS_STATS_TYPE_DROP}, |
| {"RX Drops_[1]", NSS_STATS_TYPE_DROP}, |
| {"RX Drops_[2]", NSS_STATS_TYPE_DROP}, |
| {"RX Drops_[3]", NSS_STATS_TYPE_DROP}, |
| {"TX Drops", NSS_STATS_TYPE_DROP}, |
| {"RX Sjack Packets", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Sjack packets", NSS_STATS_TYPE_SPECIAL}, |
| {"RX Offload Packets_[0]", NSS_STATS_TYPE_SPECIAL}, |
| {"RX Offload Packets_[1]", NSS_STATS_TYPE_SPECIAL}, |
| {"RX Offload Packets_[2]", NSS_STATS_TYPE_SPECIAL}, |
| {"RX Offload Packets_[3]", NSS_STATS_TYPE_SPECIAL}, |
| {"RX Offload Packets_[4]", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Offload Packets_[0]", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Offload Packets_[1]", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Offload Packets_[2]", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Offload Packets_[3]", NSS_STATS_TYPE_SPECIAL}, |
| {"TX Offload Packets_[4]", NSS_STATS_TYPE_SPECIAL}, |
| {"US exception RX Packets", NSS_STATS_TYPE_EXCEPTION}, |
| {"US exception TX Packets", NSS_STATS_TYPE_EXCEPTION}, |
| {"DS exception RX Packets", NSS_STATS_TYPE_EXCEPTION}, |
| {"DS exception TX Packets", NSS_STATS_TYPE_EXCEPTION}, |
| {"Encap SG alloc drop", NSS_STATS_TYPE_DROP}, |
| {"Decap fail drop", NSS_STATS_TYPE_DROP}, |
| {"Decap split drop", NSS_STATS_TYPE_SPECIAL}, |
| {"Split SG alloc fail", NSS_STATS_TYPE_SPECIAL}, |
| {"Split linear copy fail", NSS_STATS_TYPE_SPECIAL}, |
| {"Split not enough tailroom", NSS_STATS_TYPE_EXCEPTION}, |
| {"Exception ds invalid dst", NSS_STATS_TYPE_SPECIAL}, |
| {"Decap eapol frames", NSS_STATS_TYPE_SPECIAL}, |
| {"Exception ds invalid appid", NSS_STATS_TYPE_EXCEPTION}, |
| {"Headroom Unavailable", NSS_STATS_TYPE_EXCEPTION}, |
| {"Exception ds Tx completion Success", NSS_STATS_TYPE_SPECIAL}, |
| {"Exception ds Tx completion drop", NSS_STATS_TYPE_DROP} |
| }; |
| |
| /* |
| * nss_gre_redir_strings_read() |
| * Read GRE redirect statistics names. |
| */ |
| static ssize_t nss_gre_redir_strings_read(struct file *fp, char __user *ubuf, size_t sz, loff_t *ppos) |
| { |
| return nss_strings_print(ubuf, sz, ppos, nss_gre_redir_strings_stats, NSS_GRE_REDIR_STATS_MAX); |
| } |
| |
| /* |
| * nss_gre_redir_strings_ops |
| */ |
| NSS_STRINGS_DECLARE_FILE_OPERATIONS(gre_redir); |
| |
| /* |
| * nss_gre_redir_strings_dentry_create() |
| * Create GRE redirect statistics strings debug entry. |
| */ |
| void nss_gre_redir_strings_dentry_create(void) |
| { |
| nss_strings_create_dentry("gre_redir", &nss_gre_redir_strings_ops); |
| } |