From: Derrick Brashear <shadow@dementia.org>
Date: Fri, 28 Dec 2007 22:15:02 +0000 (+0000)
Subject: DEVEL15-vgetvnode-debuglog-vio-20071228
X-Git-Tag: openafs-devel-1_5_30~25
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=b26f4c7b9104514ced0ed9cde8002ab76e311c12;p=packages%2Fo%2Fopenafs.git

DEVEL15-vgetvnode-debuglog-vio-20071228

LICENSE IPL10

provide a way to log otherwise unlogged VIO error cause


(cherry picked from commit 2e135307b52b04003a22aa9985807a70b407accc)
---

diff --git a/src/vol/vnode.c b/src/vol/vnode.c
index e73a12ab8..3abc50782 100644
--- a/src/vol/vnode.c
+++ b/src/vol/vnode.c
@@ -73,6 +73,8 @@ private int moveHash(register Vnode * vnp, bit32 newHash);
 private void StickOnLruChain_r(register Vnode * vnp,
 			       register struct VnodeClassInfo *vcp);
 
+extern int LogLevel;
+
 #define BAD_IGET	-1000
 
 /* There are two separate vnode queue types defined here:
@@ -699,6 +701,9 @@ VGetVnode_r(Error * ec, Volume * vp, VnodeId vnodeNumber, int locktype)
 #endif
 		mlkReason = 4;
 	    } else {
+		/* Probably legit; Don't knock the volume offline */
+		if (LogLevel >= 5) 
+		    Log("VGetVnode: Couldn't read vnode %u, volume %u (%s); errno %d\n", vnodeNumber, V_id(vp), V_name(vp), errno);
 		mlkReason = 5;
 		*ec = VIO;
 	    }