diff options
Diffstat (limited to 'net/xfrm/xfrm_proc.c')
| -rw-r--r-- | net/xfrm/xfrm_proc.c | 43 |
1 files changed, 18 insertions, 25 deletions
diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c index 80cd1e55b834..5e1fd6b1d503 100644 --- a/net/xfrm/xfrm_proc.c +++ b/net/xfrm/xfrm_proc.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * xfrm_proc.c * * Copyright (C)2006-2007 USAGI/WIDE Project * * Authors: Masahide NAKAMURA <nakam@linux-ipv6.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <linux/proc_fs.h> #include <linux/seq_file.h> @@ -45,38 +41,35 @@ static const struct snmp_mib xfrm_mib_list[] = { SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR), SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID), SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR), - SNMP_MIB_SENTINEL + SNMP_MIB_ITEM("XfrmOutStateDirError", LINUX_MIB_XFRMOUTSTATEDIRERROR), + SNMP_MIB_ITEM("XfrmInStateDirError", LINUX_MIB_XFRMINSTATEDIRERROR), + SNMP_MIB_ITEM("XfrmInIptfsError", LINUX_MIB_XFRMINIPTFSERROR), + SNMP_MIB_ITEM("XfrmOutNoQueueSpace", LINUX_MIB_XFRMOUTNOQSPACE), }; static int xfrm_statistics_seq_show(struct seq_file *seq, void *v) { + unsigned long buff[ARRAY_SIZE(xfrm_mib_list)]; + const int cnt = ARRAY_SIZE(xfrm_mib_list); struct net *net = seq->private; int i; - for (i=0; xfrm_mib_list[i].name; i++) + + memset(buff, 0, sizeof(buff)); + + xfrm_state_update_stats(net); + snmp_get_cpu_field_batch_cnt(buff, xfrm_mib_list, cnt, + net->mib.xfrm_statistics); + for (i = 0; i < cnt; i++) seq_printf(seq, "%-24s\t%lu\n", xfrm_mib_list[i].name, - snmp_fold_field((void __percpu **) - net->mib.xfrm_statistics, - xfrm_mib_list[i].entry)); - return 0; -} + buff[i]); -static int xfrm_statistics_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, xfrm_statistics_seq_show); + return 0; } -static const struct file_operations xfrm_statistics_seq_fops = { - .owner = THIS_MODULE, - .open = xfrm_statistics_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - int __net_init xfrm_proc_init(struct net *net) { - if (!proc_create("xfrm_stat", S_IRUGO, net->proc_net, - &xfrm_statistics_seq_fops)) + if (!proc_create_net_single("xfrm_stat", 0444, net->proc_net, + xfrm_statistics_seq_show, NULL)) return -ENOMEM; return 0; } |