fs/isofs/inode.c "bug"

[Jason Mancini]

DVDs with 2-4GB files get their filesizes truncated.  Are there even
"cruft" CDs in circulation today?  Maybe it should be a config item.
A popular competing os seems to handle 2-4GB isofs filesizes.
-Jason Mancini


--- inode.c     2004-06-24 02:43:33.000000000 -0700
+++ /usr/src/linux/fs/isofs/inode.c     2004-06-24 03:09:44.290764261 -0700
@@ -1282,13 +1286,20 @@
        * WARNING: ISO-9660 filesystems > 1 GB and even > 2 GB are fully
        *          legal. Do not prevent to use DVD's 
schilling@xxxxxxxxxxxx
        */
+       /*
       if ((inode->i_size < 0 || inode->i_size > 0x7FFFFFFE) &&
           sbi->s_cruft == 'n') {
               printk(KERN_WARNING "Warning: defective CD-ROM.  "
                      "Enabling \"cruft\" mount option.\n");
               sbi->s_cruft = 'y';
       }
+       */

+       /*  Forget "cruft", I have DVDs to read with 2-4GB filesizes.
+        */
+       if (inode->i_size < 0) {
+         inode->i_size &= 0x0FFFFFFFF;
+       }
       /*
        * Some dipshit decided to store some other bit of information
        * in the high byte of the file length.  Catch this and holler.

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