On Fri, 09 Mar 2007 00:37:49 +0900 (JST), Atsushi Nemoto <firstname.lastname@example.org>
> > fadvise64(), readahead(), sync_file_range() have long long argument(s)
> > but glibc passes it by hi/lo pair without padding, on both O32 and
> > N32.
> > Also wire up fadvise64_64() and fixup confusion of it with
> > fadvise64().
> If best performance was preferred, the O32 readahead and
> sync_file_range should not changed and libc should provide MIPS
> specific syscall wrappers, like pread64. The N32 can also use
> standard sys_readahead(), etc. and libc should provide wrappers, too.
> Anyway fadvice64() needs to be fixed.
> Any comments from libc side? Original patch is here:
I think this patch has less maintainance cost but a little bit slow.
These syscalls can be a little bit faster, but needs more works on
glibc (and uClibc, etc.) side.
Anyway we should take some action while current implementation is
broken (except N64).
Which is a way to go?