From d7d75ce711cf951aa33b86603e486837a402379e Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Mon, 13 Jan 2014 20:38:26 -0200 Subject: linux-libre-{pae,xen,knock,grsec}-3.12.7-2: fix 15 seconds nfs hang, #37886 kernel oops => https://bugs.archlinux.org/task/37886 --- .../nfs-check-gssd-running-before-krb5i-auth.patch | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 kernels/linux-libre-knock/nfs-check-gssd-running-before-krb5i-auth.patch (limited to 'kernels/linux-libre-knock/nfs-check-gssd-running-before-krb5i-auth.patch') diff --git a/kernels/linux-libre-knock/nfs-check-gssd-running-before-krb5i-auth.patch b/kernels/linux-libre-knock/nfs-check-gssd-running-before-krb5i-auth.patch new file mode 100644 index 000000000..be81fec76 --- /dev/null +++ b/kernels/linux-libre-knock/nfs-check-gssd-running-before-krb5i-auth.patch @@ -0,0 +1,48 @@ +Bugzilla: N/A +Upstream-status: queued in NFS git tree (for 3.13/3.14?) + +Currently, the client will attempt to use krb5i in the SETCLIENTID call +even if rpc.gssd isn't running. When that fails, it'll then fall back to +RPC_AUTH_UNIX. This introduced a delay when mounting if rpc.gssd isn't +running, and causes warning messages to pop up in the ring buffer. + +Check to see if rpc.gssd is running before even attempting to use krb5i +auth, and just silently skip trying to do so if it isn't. In the event +that the admin is actually trying to mount with krb5*, it will still +fail at a later stage of the mount attempt. + +Signed-off-by: Jeff Layton +Signed-off-by: Trond Myklebust +--- + fs/nfs/nfs4client.c | 7 ++++++- + 1 files changed, 6 insertions(+), 1 deletions(-) + +diff -up linux-3.11.9-200.fc19.x86_64/fs/nfs/nfs4client.c.orig linux-3.11.9-200.fc19.x86_64/fs/nfs/nfs4client.c +--- linux-3.11.9-200.fc19.x86_64/fs/nfs/nfs4client.c.orig 2013-09-02 16:46:10.000000000 -0400 ++++ linux-3.11.9-200.fc19.x86_64/fs/nfs/nfs4client.c 2013-11-21 10:20:27.288286000 -0500 +@@ -10,6 +10,7 @@ + #include + #include + #include ++#include + #include "internal.h" + #include "callback.h" + #include "delegation.h" +@@ -206,7 +207,11 @@ struct nfs_client *nfs4_init_client(stru + if (clp->cl_minorversion != 0) + __set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags); + __set_bit(NFS_CS_DISCRTRY, &clp->cl_flags); +- error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_GSS_KRB5I); ++ ++ error = -EINVAL; ++ if (gssd_running(clp->cl_net)) ++ error = nfs_create_rpc_client(clp, timeparms, ++ RPC_AUTH_GSS_KRB5I); + if (error == -EINVAL) + error = nfs_create_rpc_client(clp, timeparms, RPC_AUTH_UNIX); + if (error < 0) + +_______________________________________________ +kernel mailing list +kernel@lists.fedoraproject.org +https://admin.fedoraproject.org/mailman/listinfo/kernel -- cgit v1.2.3-54-g00ecf