Re: [GIT PULL] x86 LTO changes for v3.15

From: Steven Rostedt
Date: Tue Apr 01 2014 - 20:09:27 EST


On Tue, 01 Apr 2014 11:54:23 -0700
"H. Peter Anvin" <hpa@xxxxxxxxxxxxxxx> wrote:

> On 03/31/2014 05:33 PM, Linus Torvalds wrote:
> >
> > I notice that there seems to be a handful of x86 system calls that
> > don't use the SYSCALL_DEFINEx() macros to define the system call, some
> > grepping finds at least ioperm(), modify_ldt(), sigreturn() and
> > rt_sigreturn(). There are probably others. They should just be
> > converted to SYSCALL_DEFINEx() while at it. No, x86 doesn't need the
> > typecasting, but it won't hurt either, and it's good to be consistent.
> >
> > I'm not sure why those system calls didn't get converted (other
> > x86-specific ones like vm86() _have_ gotten converted), maybe there's
> > some reason for it. But I *think* the reason is "nobody noticed".
> >
>
> Pretty much. If nothing else, it breaks tracing.

Why would they break tracing? I remember there was a issue with compat
calls, are these related to that?

-- Steve
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/