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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-08-13 11:34:01 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-08-22 08:58:25 -0400
commit1f2d30b5338f1adaac249707ae49f1c675049cfc (patch)
tree555e65b82ab63749d19bf05d552262146094e1ab /fs/nfs/idmap.c
parentca8acf8d84029b395ade8d4562dae2108bb00c17 (diff)
NFSv4: Add tracepoints for debugging the idmapper
Add tracepoints to help debug uid/gid mappings to username/group. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/idmap.c')
-rw-r--r--fs/nfs/idmap.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index 65c7d91f66f7..e9b0c59f9286 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -49,6 +49,7 @@
#include "internal.h"
#include "netns.h"
+#include "nfs4trace.h"
#define NFS_UINT_MAXLEN 11
@@ -849,6 +850,7 @@ int nfs_map_name_to_uid(const struct nfs_server *server, const char *name, size_
if (!uid_valid(*uid))
ret = -ERANGE;
}
+ trace_nfs4_map_name_to_uid(name, namelen, id, ret);
return ret;
}
@@ -865,6 +867,7 @@ int nfs_map_group_to_gid(const struct nfs_server *server, const char *name, size
if (!gid_valid(*gid))
ret = -ERANGE;
}
+ trace_nfs4_map_group_to_gid(name, namelen, id, ret);
return ret;
}
@@ -879,6 +882,7 @@ int nfs_map_uid_to_name(const struct nfs_server *server, kuid_t uid, char *buf,
ret = nfs_idmap_lookup_name(id, "user", buf, buflen, idmap);
if (ret < 0)
ret = nfs_map_numeric_to_string(id, buf, buflen);
+ trace_nfs4_map_uid_to_name(buf, ret, id, ret);
return ret;
}
int nfs_map_gid_to_group(const struct nfs_server *server, kgid_t gid, char *buf, size_t buflen)
@@ -892,5 +896,6 @@ int nfs_map_gid_to_group(const struct nfs_server *server, kgid_t gid, char *buf,
ret = nfs_idmap_lookup_name(id, "group", buf, buflen, idmap);
if (ret < 0)
ret = nfs_map_numeric_to_string(id, buf, buflen);
+ trace_nfs4_map_gid_to_group(buf, ret, id, ret);
return ret;
}