Re: [RFC][PATCH] sys_fallocate() system call

Amit K. Arora
2007-03-19T09:31:39Z

On Sat, Mar 17, 2007 at 04:33:50PM +1100, Stephen Rothwell wrote:
> On Fri, 16 Mar 2007 20:01:01 +0530 "Amit K. Arora" <aarora@linux.vnet.ibm.com> wrote:
> >
>
> > +asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
> >
> > --- linux-2.6.20.1.orig/include/asm-powerpc/systbl.h
> > +++ linux-2.6.20.1/include/asm-powerpc/systbl.h
> > @@ -305,3 +305,4 @@ SYSCALL_SPU(faccessat)
> > COMPAT_SYS_SPU(get_robust_list)
> > COMPAT_SYS_SPU(set_robust_list)
> > COMPAT_SYS(move_pages)
> > +SYSCALL(fallocate)
>
> It is going to need to be a COMPAT_SYS call in powerpc because 32 bit
> powerpc will pass the two loff_t's in pairs of registers while
> 64bit passes them in one register each.

Ok. Will make that change, unless it is decided to pass each loff_t
argument as two "u32"s. Thanks!

--
Regards,
Amit Arora