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-rw-r--r--fs/nfs/nfs4proc.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 8f3ada0..1d84e70 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -244,7 +244,7 @@ static int nfs4_delay(struct rpc_clnt *clnt, long *timeout)
/* This is the error handling routine for processes that are allowed
* to sleep.
*/
-static int nfs4_handle_exception(const struct nfs_server *server, int errorcode, struct nfs4_exception *exception)
+static int nfs4_handle_exception(struct nfs_server *server, int errorcode, struct nfs4_exception *exception)
{
struct nfs_client *clp = server->nfs_client;
struct nfs4_state *state = exception->state;
@@ -296,6 +296,19 @@ static int nfs4_handle_exception(const struct nfs_server *server, int errorcode,
break;
case -NFS4ERR_OLD_STATEID:
exception->retry = 1;
+ break;
+ case -NFS4ERR_BADOWNER:
+ /* The following works around a Linux server bug! */
+ case -NFS4ERR_BADNAME:
+ if (server->caps & NFS_CAP_UIDGID_NOMAP) {
+ server->caps &= ~NFS_CAP_UIDGID_NOMAP;
+ exception->retry = 1;
+ printk(KERN_WARNING "NFS: v4 server %s "
+ "does not accept raw "
+ "uid/gids. "
+ "Reenabling the idmapper.\n",
+ server->nfs_client->cl_hostname);
+ }
}
/* We failed to handle the error */
return nfs4_map_errors(ret);
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