commit e77222a4ecdf427c2eed2eb44251b8841ef81b3c
from: rsc <devnull@localhost>
date: Thu May 04 18:02:13 2006 UTC

ext2 fixes

commit - 6802a899956b6c593729c53fe9435dfc89020444
commit + e77222a4ecdf427c2eed2eb44251b8841ef81b3c
blob - 41ebfcee4173d26243078a3c78a59d604c8e680a
blob + 8473aa34c934d17c074a05022cfd95dd7fa3ee7a
--- src/libdiskfs/ext2.c
+++ src/libdiskfs/ext2.c
@@ -6,7 +6,7 @@
 #include <diskfs.h>
 #include "ext2.h"
 
-#define debug 1
+#define debug 0
 
 static int ext2sync(Fsys*);
 static void ext2close(Fsys*);
@@ -111,8 +111,10 @@ ext2blockread(Fsys *fsys, u64int vbno)
 			fprint(2, "loading group: %r...");
 		return nil;
 	}
-/*	if(debug) */
-/*		fprint(2, "group %d bitblock=%d...", bno/fs->blockspergroup, g->bitblock); */
+/*
+	if(debug)
+		fprint(2, "group %d bitblock=%d...", bno/fs->blockspergroup, g->bitblock);
+*/
 
 	if((bitb = diskread(fs->disk, fs->blocksize, (u64int)g->bitblock*fs->blocksize)) == nil){
 		if(debug)
@@ -138,7 +140,7 @@ static Block*
 ext2datablock(Ext2 *fs, u32int bno, int size)
 {
 	USED(size);
-	return ext2blockread(fs->fsys, bno+fs->firstblock);
+	return ext2blockread(fs->fsys, bno);
 }
 
 static Block*
@@ -605,15 +607,12 @@ ext2readdir(Fsys *fsys, SunAuthUnix *au, Nfs3Handle *h
 				if(debug) fprint(2, "bad namlen %d reclen %d at offset %d of %d\n", de->namlen, de->reclen, (int)(p-b->data), b->len);
 				break;
 			}
-			if(de->name[de->namlen] != 0){
-				if(debug) fprint(2, "bad name %d %.*s\n", de->namlen, de->namlen, de->name);
-				continue;
-			}
-			if(debug) print("%s/%d ", de->name, (int)de->ino);
+			if(debug) print("%.*s/%d ", de->namlen, de->name, (int)de->ino);
 			if((uchar*)de - b->data < off)
 				continue;
 			e.fileid = de->ino;
 			e.name = de->name;
+			e.namelen = de->namlen;
 			e.cookie = (u64int)i*fs->blocksize + (p - b->data);
 			if(nfs3entrypack(dp, dep, &ndp, &e) < 0){
 				done = 1;
blob - cf246f98463f5327a7ad48b02b784c96bab40ebe
blob + 8b4d051462eb10a03203cbad3e6e8a7ffcd4e969
--- src/libdiskfs/venti.c
+++ src/libdiskfs/venti.c
@@ -41,38 +41,7 @@ vtfileindices(VtEntry *e, u32int bn, int *index)
 	return i;
 }
 
-static VtBlock*
-_vtfileblock(VtCache *c, VtEntry *e, u32int bn)
-{
-	VtBlock *b, *bb;
-	int i, d, index[VtPointerDepth+1], t;
-
-	i = vtfileindices(e, bn, index);
-	if(i < 0)
-		return nil;
-	d = (e->type&VtTypeDepthMask);
-	if(i > d){
-		werrstr("bad address %d > %d (%x %x)", i, d, e->type, e->flags);
-		return nil;
-	}
-
-/*fprint(2, "vtread %V\n", e->score); */
-	b = vtcacheglobal(c, e->score, e->type);
-	if(b == nil)
-		return nil;
-
-	for(i=d-1; i>=0; i--){
-		t = VtDataType+i;
-/*fprint(2, "vtread %V\n", b->data+index[i]*VtScoreSize); */
-		bb = vtcacheglobal(c, b->data+index[i]*VtScoreSize, t);
-		vtblockput(b);
-		if(bb == nil)
-			return nil;
-		b = bb;
-	}
-	return b;
-}
-
+VtBlock *_vtfileblock(VtCache*, VtEntry*, u32int);	/* avoid auto-inline by putting later in file */
 static void
 diskventiblockput(Block *b)
 {
@@ -109,6 +78,34 @@ nfilereads++;
 	return b;
 }
 
+VtBlock*
+_vtfileblock(VtCache *c, VtEntry *e, u32int bn)
+{
+	VtBlock *b, *bb;
+	int i, d, index[VtPointerDepth+1], t;
+	uchar score[VtScoreSize];
+
+	i = vtfileindices(e, bn, index);
+	if(i < 0)
+		return nil;
+	d = (e->type&VtTypeDepthMask);
+	if(i > d){
+		werrstr("bad address %d > %d (%x %x)", i, d, e->type, e->flags);
+		return nil;
+	}
+
+/*fprint(2, "vtread %V\n", e->score); */
+	b = vtcacheglobal(c, e->score, e->type);
+	for(i=d-1; i>=0 && b; i--){
+		t = VtDataType+i;
+/*fprint(2, "vtread %V\n", b->data+index[i]*VtScoreSize); */
+		memmove(score, b->data+index[i]*VtScoreSize, VtScoreSize);
+		vtblockput(b);
+		b = vtcacheglobal(c, score, t);
+	}
+	return b;
+}
+
 static void
 diskventiclose(Disk *dd)
 {