RE: Large File support and blocks.

From: Linda Walsh (law@sgi.com)
Date: Thu Aug 31 2000 - 16:13:09 EDT

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    Ooops....the time frame is closer to today on part of this. While it may
    be a while before we hit the 1T limit on 1 single device, things like
    readpage, do so based of the inode -- which on a metadisk could have a
    filesize much larger than current physical device limits. So it seems
    that at least at the vnode level this is something that may have to
    go into the 2.4 series fairly soon, or am I missing something? Why
    are blocks int's vs. unsigned's ? Was it to pass back errno's in some
    cases?

    --
    Linda A Walsh                    | Trust Technology, Core Linux, SGI
    law@sgi.com                      | Voice: (650) 933-5338                        
    

    > It may not matter too too much, but blocks are being passed around as > 'ints'. On the ia32 architecture, this implies a maximum of 512*2G->1T > disk size. Probably don't need to worry about this today, but in a few > years? Should we be changing the internal interfaces to use a long (or > a long unsigned -- why signed?) Maybe for 2.5/2.6 timeframe? Just > curious...

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