JFS: remove dead code

Submitted by Christoph Hellwig

fs/jfs/jfs_logmgr.c

@@ -185,9 +185,7 @@ static void lbmWrite(log_t * log, lbuf_t * bp, int flag, int cant_block);
 static void lbmDirectWrite(log_t * log, lbuf_t * bp, int flag);
 static int lbmIOWait(lbuf_t * bp, int flag);
 static bio_end_io_t lbmIODone;
-#ifdef _STILL_TO_PORT
-static void lbmDirectIODone(iobuf_t * ddbp);
-#endif				/* _STILL_TO_PORT */
+
 void lbmStartIO(lbuf_t * bp);
 void lmGCwrite(log_t * log, int cant_block);
 
@@ -1810,42 +1808,6 @@ static void lbmfree(lbuf_t * bp)
 }
 
 
-#ifdef _THIS_IS_NOT_USED
-/*
- *	lbmRelease()
- *
- * remove the log buffer from log device write queue;
- */
-static void lbmRelease(log_t * log, uint flag)
-{
-	lbuf_t *bp, *tail;
-	unsigned long flags;
-
-	bp = log->bp;
-
-	LCACHE_LOCK(flags);
-
-	tail = log->wqueue;
-
-	/* single element queue */
-	if (bp == tail) {
-		log->wqueue = NULL;
-		bp->l_wqnext = NULL;
-	}
-	/* multi element queue */
-	else {
-		tail->l_wqnext = bp->l_wqnext;
-		bp->l_wqnext = NULL;
-	}
-
-	if (flag & lbmFREE)
-		lbmfree(bp);
-
-	LCACHE_UNLOCK(flags);
-}
-#endif				/* _THIS_IS_NOT_USED */
-
-
 /*
  * NAME:	lbmRedrive
  *
@@ -2272,63 +2234,6 @@ int jfsIOWait(void *arg)
 }
 
 
-#ifdef _STILL_TO_PORT
-/*
- *	lbmDirectIODone()
- *
- * iodone() for lbmDirectWrite() to bypass write queue;
- * executed at INTIODONE level;
- */
-static void lbmDirectIODone(iobuf_t * iobp)
-{
-	lbuf_t *bp;
-	unsigned long flags;
-
-	/*
-	 * get back jfs buffer bound to the io buffer
-	 */
-	bp = (lbuf_t *) iobp->b_jfsbp;
-	jEVENT(0,
-	       ("lbmDirectIODone: bp:0x%p flag:0x%x\n", bp, bp->l_flag));
-
-	LCACHE_LOCK(flags);		/* disable+lock */
-
-	bp->l_flag |= lbmDONE;
-
-	if (iobp->b_flags & B_ERROR) {
-		bp->l_flag |= lbmERROR;
-#ifdef _JFS_OS2
-		SysLogError();
-#endif
-	}
-
-	/*
-	 *      pageout completion
-	 */
-	bp->l_flag &= ~lbmWRITE;
-
-	/*
-	 *      synchronous pageout:
-	 */
-	if (bp->l_flag & lbmSYNC) {
-		LCACHE_UNLOCK(flags);	/* unlock+enable */
-
-		/* wakeup I/O initiator */
-		LCACHE_WAKEUP(&bp->l_ioevent);
-	}
-	/*
-	 *      asynchronous pageout:
-	 */
-	else {
-		assert(bp->l_flag & lbmRELEASE);
-		assert(bp->l_flag & lbmFREE);
-		lbmfree(bp);
-
-		LCACHE_UNLOCK(flags);	/* unlock+enable */
-	}
-}
-#endif				/* _STILL_TO_PORT */
-
 #ifdef _STILL_TO_PORT
 /*
  * NAME:	lmLogFormat()/jfs_logform()

fs/jfs/namei.c

@@ -587,7 +587,7 @@ int jfs_unlink(struct inode *dip, struct dentry *dentry)
  */
 s64 commitZeroLink(tid_t tid, struct inode *ip)
 {
-	int filetype, committype;
+	int filetype;
 	tblock_t *tblk;
 
 	jFYI(1, ("commitZeroLink: tid = %d, ip = 0x%p\n", tid, ip));
@@ -608,67 +608,26 @@ s64 commitZeroLink(tid_t tid, struct inode *ip)
 		return 0;
 	}
 
-#ifdef _STILL_TO_PORT
-	/*
-	 *      free from block allocation map:
-	 *
-	 * if there is no cache control element associated with 
-	 * the file, free resources in both persistent and work map;
-	 * otherwise just persistent map. 
-	 */
-	if (ip->i_cacheid) {
-		committype = COMMIT_PMAP;
-
-		/* mark for iClose() to free from working map */
-		set_cflag(COMMIT_Freewmap, ip);
-	} else
-		committype = COMMIT_PWMAP;
-#else				/* _STILL_TO_PORT */
-
 	set_cflag(COMMIT_Freewmap, ip);
-	committype = COMMIT_PMAP;
-#endif				/* _STILL_TO_PORT */
 
 	/* mark transaction of block map update type */
 	tblk = tid_to_tblock(tid);
-	tblk->xflag |= committype;
+	tblk->xflag |= COMMIT_PMAP;
 
 	/*
 	 * free EA
 	 */
-	if (JFS_IP(ip)->ea.flag & DXD_EXTENT) {
-#ifdef _STILL_TO_PORT
-		/* free EA pages from cache */
-		if (committype == COMMIT_PWMAP)
-			bmExtentInvalidate(ip, addressDXD(&ip->i_ea),
-					   lengthDXD(&ip->i_ea));
-#endif				/* _STILL_TO_PORT */
-
+	if (JFS_IP(ip)->ea.flag & DXD_EXTENT)
 		/* acquire maplock on EA to be freed from block map */
 		txEA(tid, ip, &JFS_IP(ip)->ea, NULL);
 
-		if (committype == COMMIT_PWMAP)
-			JFS_IP(ip)->ea.flag = 0;
-	}
-
 	/*
 	 * free ACL
 	 */
-	if (JFS_IP(ip)->acl.flag & DXD_EXTENT) {
-#ifdef _STILL_TO_PORT
-		/* free ACL pages from cache */
-		if (committype == COMMIT_PWMAP)
-			bmExtentInvalidate(ip, addressDXD(&ip->i_acl),
-					   lengthDXD(&ip->i_acl));
-#endif				/* _STILL_TO_PORT */
-
+	if (JFS_IP(ip)->acl.flag & DXD_EXTENT)
 		/* acquire maplock on EA to be freed from block map */
 		txEA(tid, ip, &JFS_IP(ip)->acl, NULL);
 
-		if (committype == COMMIT_PWMAP)
-			JFS_IP(ip)->acl.flag = 0;
-	}
-
 	/*
 	 * free xtree/data (truncate to zero length):
 	 * free xtree/data pages from cache if COMMIT_PWMAP,