X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs%2F.git;a=blobdiff_plain;f=yaffs_fs.c;h=418f378bf2487a69abac6037c52e419e83a4891d;hp=637f7fd4b2940c3589a3b9f46ca5db931a39746b;hb=1ac8445c7e2f516db4a03a9d0715199279f9f134;hpb=45172fe9a1f7fcee9a79d2543221292b83bec6f6

diff --git a/yaffs_fs.c b/yaffs_fs.c
index 637f7fd..418f378 100644
--- a/yaffs_fs.c
+++ b/yaffs_fs.c
@@ -28,7 +28,7 @@
  */
 
 
-const char *yaffs_fs_c_version = "$Id: yaffs_fs.c,v 1.28 2003-08-20 03:53:39 charles Exp $";
+const char *yaffs_fs_c_version = "$Id: yaffs_fs.c,v 1.30 2003-09-20 01:13:48 charles Exp $";
 extern const char *yaffs_guts_c_version;
 
 
@@ -538,7 +538,7 @@ static void yaffs_FillInodeFromObject(struct inode *inode, yaffs_Object *obj)
 		inode->i_ctime = obj->st_ctime;
 #endif
 		inode->i_size = yaffs_GetObjectFileLength(obj);
-		inode->i_blocks = (inode->i_size + inode->i_blksize - 1) >> inode->i_sb->s_blocksize_bits;
+		inode->i_blocks = (inode->i_size + 511) >> 9;
 
 		inode->i_nlink = yaffs_GetObjectLinkCount(obj);
 		
@@ -680,7 +680,7 @@ static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n, loff_
 		if(ipos > inode->i_size)
 		{
 			inode->i_size = ipos;
-			inode->i_blocks = (ipos + inode->i_blksize - 1)/ inode->i_blksize;
+			inode->i_blocks = (ipos + 511)>>9;
 			
 			T(YAFFS_TRACE_OS,(KERN_DEBUG"yaffs_file_write size updated to %d bytes, %d blocks\n",ipos,(int)(inode->i_blocks)));
 		}
@@ -1247,7 +1247,13 @@ static struct super_block *yaffs_internal_read_super(int useRam, struct super_bl
 		printk(KERN_DEBUG "yaffs: Attempting MTD mount on %u.%u, \"%s\"\n",
 		 MAJOR(sb->s_dev),MINOR(sb->s_dev),kdevname(sb->s_dev));
 			
-		// Hope it's a NAND mtd
+		// Check it's an mtd device.....
+		if(MAJOR(sb->s_dev) != MTD_BLOCK_MAJOR)
+		{
+			return NULL; // This isn't an mtd device
+		} 
+		
+		// Get the device
 		mtd = get_mtd_device(NULL, MINOR(sb->s_dev));
 		if (!mtd) 
 		{
@@ -1255,6 +1261,7 @@ static struct super_block *yaffs_internal_read_super(int useRam, struct super_bl
 			return NULL;
 		}
 		
+		// Check it's NAND
 		if(mtd->type != MTD_NANDFLASH)
 		{
 			printk(KERN_DEBUG "yaffs: MTD device is not NAND it's type %d\n", mtd->type);