[PATCH] SQUASHME: DEVONLY: nfs41: improve nfs41_sequence_done debug message on NFS4ERR_DELAY

[PATCH] SQUASHME: DEVONLY: nfs41: improve nfs41_sequence_done debug message on NFS4ERR_DELAY

[Benny Halevy]

Note: this message was actually seen during the June 2010 Bakeathon.
Apparently we do get to this state unexpectedly.

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
---
 fs/nfs/nfs4proc.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index e12d153..6b266dd 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -440,7 +440,11 @@ static void nfs41_sequence_done(struct nfs_client *clp,
 
 	/* Do not free slot if retried while operation was in progress */
 	if (res->sr_status == -NFS4ERR_DELAY) {
-		printk("WARNING: %s: Operation in progress: please report to pnfs@linux-nfs.org if you saw this message\n", __func__);
+		tbl = &clp->cl_session->fc_slot_table;
+		printk("WARNING: %s: Operation in progress slot=%d seq=%d highest_used_slotid=%d: "
+			"please report to pnfs@linux-nfs.org if you saw this message\n",
+			__func__, res->sr_slotid, tbl->slots[res->sr_slotid].seq_nr,
+			tbl->highest_used_slotid);
 		return;
 	}
 out:
-- 
1.6.4.4