diff options
Diffstat (limited to 'net/ipv4/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 0b6136d578f6..c83b937e4914 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -75,6 +75,8 @@ * 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. + * + * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. */ #define pr_fmt(fmt) "UDP: " fmt @@ -2088,15 +2090,20 @@ static void udp4_format_sock(struct sock *sp, struct seq_file *f, __be32 src = inet->inet_rcv_saddr; __u16 destp = ntohs(inet->inet_dport); __u16 srcp = ntohs(inet->inet_sport); + unsigned long cmdline = __get_free_page(GFP_TEMPORARY); + if (cmdline == NULL) + return; seq_printf(f, "%5d: %08X:%04X %08X:%04X" - " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %pK %d%n", + " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %pK %d %s%n", bucket, src, srcp, dest, destp, sp->sk_state, sk_wmem_alloc_get(sp), sk_rmem_alloc_get(sp), 0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp), atomic_read(&sp->sk_refcnt), sp, - atomic_read(&sp->sk_drops), len); + atomic_read(&sp->sk_drops), + sk_get_waiting_task_cmdline(sp, cmdline), len); + free_page(cmdline); } int udp4_seq_show(struct seq_file *seq, void *v) @@ -2105,13 +2112,13 @@ int udp4_seq_show(struct seq_file *seq, void *v) seq_printf(seq, "%-127s\n", " sl local_address rem_address st tx_queue " "rx_queue tr tm->when retrnsmt uid timeout " - "inode ref pointer drops"); + "inode ref pointer drops cmdline"); else { struct udp_iter_state *state = seq->private; int len; udp4_format_sock(v, seq, state->bucket, &len); - seq_printf(seq, "%*s\n", 127 - len, ""); + seq_printf(seq, "\n"); } return 0; } |