From: Andrew Deason <adeason@sinenomine.net>
Date: Fri, 28 Dec 2012 21:36:42 +0000 (-0500)
Subject: afs: Consolidate ShakeLooseVCaches retry init
X-Git-Tag: openafs-stable-1_8_0pre1~1693
X-Git-Url: https://git.openafs.org/?p=openafs.git;a=commitdiff_plain;h=36959b50e513d4e9d4d2be93965eec2537943de5

afs: Consolidate ShakeLooseVCaches retry init

Don't duplicate the initialization code in effectively three separate
places. Just goto the top of the loop again.

This should incur no functional change; it's just reorganization.

Change-Id: I40548919a5fa9c4e472a4de0eada8d213d034097
Reviewed-on: http://gerrit.openafs.org/8848
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Chas Williams - CONTRACTOR <chas@cmf.nrl.navy.mil>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
---

diff --git a/src/afs/afs_vcache.c b/src/afs/afs_vcache.c
index 7620ed4..21c49f8 100644
--- a/src/afs/afs_vcache.c
+++ b/src/afs/afs_vcache.c
@@ -709,8 +709,10 @@ afs_ShakeLooseVCaches(afs_int32 anumber)
     int fv_slept, defersleep = 0;
     afs_int32 target = anumber;
 
-    i = 0;
     loop = 0;
+
+ retry:
+    i = 0;
     for (tq = VLRU.prev; tq != &VLRU && anumber > 0; tq = uq) {
 	tvc = QTOV(tq);
 	uq = QPrev(tq);
@@ -731,16 +733,12 @@ afs_ShakeLooseVCaches(afs_int32 anumber)
 	if (fv_slept) {
 	    if (loop++ > 100)
 		break;
-	    uq = VLRU.prev;
-	    i = 0;
-	    continue;	/* start over - may have raced. */
+	    goto retry;	/* start over - may have raced. */
 	}
 	if (uq == &VLRU) {
 	    if (anumber && !defersleep) {
 		defersleep = 1;
-		uq = VLRU.prev;
-		i = 0;
-		continue;
+		goto retry;
 	    }
 	    break;
 	}