From: Jeff Dike <jdike@ka...> - 2001-06-15 18:15:45
OK, this is in my pool, and it'll be in the next cvs update.
> * Bluntly changing stat, open, lseek calls to calls to their 64bit
> counterparts might break really old libc's that don't understand
> __USE_LARGEFILE64 (The glibc 2.1 from Red Hat 6.1, which was the oldest
> install I could find, does seem to understand it). The alternative is to use
> -D_FILE_OFFSET_BITS=64, which transparently converts lots of fs calls to
> their 64 bit counterparts, but subtly breaks modules.
If this is a problem, we can always add a no-64-bit config which does a bunch
of '#define foo64 foo'.
>* 64bit-ising do_statfs is arguably silly. We now use statvfs64 for getting
> info on the fs, but the in-kernel 'struct statfs' which we fill only has
> 32bit fields anyway.
I left that as is, but it might make sense to hide the 64-bitness in the user
side and have it pass ints back out.
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