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authorAurelien Aptel <aaptel@suse.com>2018-06-14 15:43:20 +0200
committerSteve French <stfrench@microsoft.com>2018-06-15 09:38:08 +0200
commitbc0fe8b207a14a6d7ecf8812edb92c8bdd5c9b2d (patch)
tree68302986d792bc5d5a8c35520f2b5ea58c01e3bb /fs/cifs/cifs_debug.c
parentCIFS: parse and store info on iface queries (diff)
downloadlinux-bc0fe8b207a14a6d7ecf8812edb92c8bdd5c9b2d.tar.xz
linux-bc0fe8b207a14a6d7ecf8812edb92c8bdd5c9b2d.zip
CIFS: dump every session iface info
Signed-off-by: Aurelien Aptel <aaptel@suse.com> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/cifs_debug.c')
-rw-r--r--fs/cifs/cifs_debug.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index 116146022aa1..e8db245194e7 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -126,6 +126,25 @@ static void cifs_debug_tcon(struct seq_file *m, struct cifs_tcon *tcon)
seq_putc(m, '\n');
}
+static void
+cifs_dump_iface(struct seq_file *m, struct cifs_server_iface *iface)
+{
+ struct sockaddr_in *ipv4 = (struct sockaddr_in *)&iface->sockaddr;
+ struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)&iface->sockaddr;
+
+ seq_printf(m, "\t\tSpeed: %zu bps\n", iface->speed);
+ seq_puts(m, "\t\tCapabilities: ");
+ if (iface->rdma_capable)
+ seq_puts(m, "rdma ");
+ if (iface->rss_capable)
+ seq_puts(m, "rss ");
+ seq_putc(m, '\n');
+ if (iface->sockaddr.ss_family == AF_INET)
+ seq_printf(m, "\t\tIPv4: %pI4\n", &ipv4->sin_addr);
+ else if (iface->sockaddr.ss_family == AF_INET6)
+ seq_printf(m, "\t\tIPv6: %pI6\n", &ipv6->sin6_addr);
+}
+
static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
{
struct list_head *tmp1, *tmp2, *tmp3;
@@ -312,6 +331,14 @@ skip_rdma:
mid_entry->mid);
}
spin_unlock(&GlobalMid_Lock);
+
+ spin_lock(&ses->iface_lock);
+ seq_printf(m, "\n\tServer interfaces: %zu\n", ses->iface_count);
+ for (j = 0; j < ses->iface_count; j++) {
+ seq_printf(m, "\t%d)\n", j);
+ cifs_dump_iface(m, &ses->iface_list[j]);
+ }
+ spin_unlock(&ses->iface_lock);
}
}
spin_unlock(&cifs_tcp_ses_lock);