On Wed, Apr 25, 2018 at 6:02 PM, Arnd Bergmann <[email protected]> wrote: > The sys_llseek sytem call is needed on all 32-bit architectures and > none of the 64-bit ones, so we can remove the __ARCH_WANT_SYS_LLSEEK guard > and simplify the include/asm-generic/unistd.h header further. > > Since 32-bit tasks can run either natively or in compat mode on 64-bit > architectures, we have to check for both !CONFIG_64BIT and CONFIG_COMPAT. > > There are a few 64-bit architectures that also reference sys_llseek > in their 64-bit ABI (e.g. sparc), but I verified that those all > select CONFIG_COMPAT, so the #if check is still correct here. It's > a bit odd to include it in the syscall table though, as it's the > same as sys_lseek() on 64-bit, but with strange calling conventions. > > Signed-off-by: Arnd Bergmann <[email protected]>
For m68k: Acked-by: Geert Uytterhoeven <[email protected]> Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected] In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
