Imported reiserfsprogs-3.6.21

resize_reiserfs/fe.c

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2000-2004 by Hans Reiser, licensing governed by 
+ * reiserfsprogs/README
+ */
+
+#include "resize.h"
+
+/* the front-end for kernel on-line resizer */
+int resize_fs_online(char * devname, long long int blocks) {
+	struct mntent *mnt;
+	char buf[40];
+	
+	/* Find the mount entry. */
+	if ((mnt = misc_mntent(devname)) == NULL)
+		die ("resize_reiserfs: can't find mount entry\n");
+
+	sprintf(buf,"resize=%lld", blocks);
+
+	if (mount(mnt->mnt_fsname, mnt->mnt_dir, mnt->mnt_type,
+		  (unsigned long)(MS_MGC_VAL << 16 | MS_REMOUNT), buf)) 
+	{
+		die ("resize_reiserfs: remount failed: %s\n", 
+		     strerror(errno));
+	}
+
+	return 0;
+}
+