Author: tsoome
Date: Tue Jul  7 12:24:40 2020
New Revision: 362989
URL: https://svnweb.freebsd.org/changeset/base/362989

Log:
  loader: geli_dev_ioctl does return huge mediasize
  
  The DIOCGMEDIASIZE is calculated md->md_sectorsize * md->md_provsize, and
  for boot disk, the md_sectorsize is 4k. However, the md_provsize is already
  in units of bytes.
  
  Sponsored by: Netflix, Klara Inc.

Modified:
  head/stand/libsa/geli/gelidev.c

Modified: head/stand/libsa/geli/gelidev.c
==============================================================================
--- head/stand/libsa/geli/gelidev.c     Tue Jul  7 12:10:59 2020        
(r362988)
+++ head/stand/libsa/geli/gelidev.c     Tue Jul  7 12:24:40 2020        
(r362989)
@@ -219,7 +219,7 @@ geli_dev_ioctl(struct open_file *f, u_long cmd, void *
                *(u_int *)data = md->md_sectorsize;
                break;
        case DIOCGMEDIASIZE:
-               *(uint64_t *)data = md->md_sectorsize * md->md_provsize;
+               *(uint64_t *)data = md->md_provsize;
                break;
        default:
                return (ENOTTY);
_______________________________________________
svn-src-all@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"

Reply via email to