vol-split-nearino-20090324

LICENSE IPL10

add nearInode hint

diff --git a/src/volser/vol_split.c b/src/volser/vol_split.c
index 1b3df2d..75ddfd4 100644 (file)
--- a/src/volser/vol_split.c
+++ b/src/volser/vol_split.c
@@ -320,7 +320,7 @@ afs_int32 copyVnodes(struct Msg *m, Volume *vol, Volume *newvol,
     struct VnodeExtract *e;
     afs_uint64 size;
     afs_uint64 offset;
-    Inode ino, newino, nearInode;
+    Inode ino, newino;
     afs_uint32 newVn;
 
     fdP = IH_OPEN(vol->vnodeIndex[class].handle);
@@ -360,6 +360,11 @@ afs_int32 copyVnodes(struct Msg *m, Volume *vol, Volume *newvol,
                FdHandle_t *infdP = 0;
                FdHandle_t *outfdP = 0;
                char *tbuf = malloc(2048);
+               Inode nearInode;
+#if defined(NEARINODE_HINT)
+               V_pref(vol,nearInode)
+#endif
+
                newino = IH_CREATE(V_linkHandle(vol), V_device(vol),
                                VPartitionPath(V_partition(vol)),
                                nearInode, V_parentId(vol), 
@@ -389,6 +394,10 @@ afs_int32 copyVnodes(struct Msg *m, Volume *vol, Volume *newvol,
                ino = VNDISK_GET_INO(vnode);
                if (ino) {
                    IHandle_t *h, *newh;
+                   Inode nearInode;
+#if defined(NEARINODE_HINT)
+                   V_pref(vol,nearInode)
+#endif
                    IH_INIT(h, vol->device, V_parentId(vol), ino);
                    if (e->parent == where) 
                        vnode->parent = 1;
@@ -515,6 +524,7 @@ createMountpoint(Volume *vol, Volume *newvol, struct VnodeDiskObject *parent,
     afs_uint64 offset, size;
     afs_int32 class = vSmall;
     struct VnodeClassInfo *vcp = &VnodeClassInfo[class];
+    Inode nearInode = 0;
     AFSFid fid;
     struct timeval now;
     afs_uint32 newvN;
@@ -553,6 +563,9 @@ createMountpoint(Volume *vol, Volume *newvol, struct VnodeDiskObject *parent,
     vnode.parent = vN;
 
     newvN = (offset >> (VnodeClassInfo[class].logSize - 1)) - 1 + class;
+#if defined(NEARINODE_HINT)
+    V_pref(vol,nearInode)
+#endif
     newino = IH_CREATE(V_linkHandle(vol), V_device(vol),
                VPartitionPath(V_partition(vol)), nearInode,
                 V_parentId(vol), newvN, vnode.uniquifier, 1);