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authorJ. Bruce Fields2019-06-19 12:39:46 -0400
committerJ. Bruce Fields2019-07-03 17:52:50 -0400
commit169319f13cb874e90471463ba4a8d5689c23de2d (patch)
treea4a06ea65135411dca8ff3366cd4b923a37be226 /fs
parentea053e164cc812f0c00a58cbbf8c65e27ceb6148 (diff)
nfsd: add more information to client info file
Add ip address, full client-provided identifier, and minor version. There's much more that could possibly be useful but this is a start. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfsd/nfs4state.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index c2cbf14e010d..ed14572e739c 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -42,6 +42,7 @@
#include <linux/sunrpc/svcauth_gss.h>
#include <linux/sunrpc/addr.h>
#include <linux/jhash.h>
+#include <linux/string_helpers.h>
#include "xdr4.h"
#include "xdr4cb.h"
#include "vfs.h"
@@ -2214,6 +2215,13 @@ find_stateid_by_type(struct nfs4_client *cl, stateid_t *t, char typemask)
return s;
}
+static void seq_quote_mem(struct seq_file *m, char *data, int len)
+{
+ seq_printf(m, "\"");
+ seq_escape_mem_ascii(m, data, len);
+ seq_printf(m, "\"");
+}
+
static int client_info_show(struct seq_file *m, void *v)
{
struct inode *inode = m->private;
@@ -2227,6 +2235,10 @@ static int client_info_show(struct seq_file *m, void *v)
clp = container_of(nc, struct nfs4_client, cl_nfsdfs);
memcpy(&clid, &clp->cl_clientid, sizeof(clid));
seq_printf(m, "clientid: 0x%llx\n", clid);
+ seq_printf(m, "address: \"%pISpc\"\n", (struct sockaddr *)&clp->cl_addr);
+ seq_printf(m, "name: ");
+ seq_quote_mem(m, clp->cl_name.data, clp->cl_name.len);
+ seq_printf(m, "\nminor version: %d\n", clp->cl_minorversion);
drop_client(clp);
return 0;