Re: 2.4 and 2G File Limit?

From: Stephen C. Tweedie (sct@redhat.com)
Date: Sat Jun 10 2000 - 07:11:57 EST


Hi,

On Thu, Jun 08, 2000 at 10:27:47PM -0400, Albert D. Cahalan wrote:
>
> >> Stephen Tweedie posted a comment back in January that 2.4 would
> >> lift the 2G file limit for 32-bit architeture. Is this still true?
> >
> > 2.3.x supports LFS. The only 32bitism left I know about is file locks
>
> Gee, it seems nearly dishonest to not mention the horrors of userspace.
>
> LFS is a joke. Without an LP64 compilation environment, there is
> just no hope of getting a complete system with large file support.
> What are we supposed to do, declare plain open() obsolete?

The current glibcs support both the open64() 64-bit file access
variant syscalls to allow you to mix 32- and 64-bit accesses, and
the -D__USE_LARGEFILE64 flag to force all file access syscalls to
the 64-bit variants, with off_t == loff_t.

--Stephen

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