From: a24061@ducksburg.com   
      
   On 2024-07-22, Theo wrote:   
      
   > Adam Funk  wrote:   
   >> I'm starting to wonder if I just moved the SD card and external USB   
   >> drive from a 2 to a 4B when I got the 4B and kept upgrading. Would   
   >> that explain this situation?   
   >   
   > It looks like it was changed in an update.  I think the Pi maintains   
   > multiple kernels in /boot, so it's possible the same SD card will boot with   
   > a 64-bit kernel on a Pi4 and 32-bit kernel on a Pi2 (especially the v1.0 Pi2   
   > with a Cortex A7 which doesn't support 64 bit).   
      
   Right.   
      
      
   > So it may not be that moving the card has affected it, just that the single   
   > '32 bit' Pi OS boots a different kernel depending on which hardware you put   
   > the card into.   
      
   Well, if I had done a fresh install on a 4B, I would have picked the   
   64-bit option, so the 32-bit userland is a vestige of that.   
      
      
   > (this has caused some troubles for build systems which use uname -m to work   
   > out whether to build 32 or 64: it returns 64, but the right answer is 32.   
   > The same would happen with a 32 bit chroot on a 64 bit x86)   
      
   Ouch. Fortunately I haven't run into that.   
      
      
   --   
   With the breakdown of the medieval system, the gods of chaos, lunacy,   
   and bad taste gained ascendancy.                ---Ignatius J Reilly   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)