Re: [PATCH] FRV: Wire up new syscalls

From: Arnd Bergmann
Date: Tue Jun 30 2009 - 17:42:42 EST


On Tuesday 30 June 2009, Ingo Molnar wrote:
> * David Howells <dhowells@xxxxxxxxxx> wrote:
>
> > Wire up new syscalls rt_tgsigqueueinfo and perf_counter_open.
>
> > + .long sys_perf_counter_open
>
> Hm, i suspect this should be sys_ni because FRV does not set
> HAVE_PERF_COUNTERS so perfcounters cannot be enabled. (Or do you
> have patches in the pipeline that enable perfcounters for FRV?)

It doesn't matter because of the cond_syscall() in kernel/sys_ni.c.
Right now, scripts/checksyscalls.sh causes a warning on each architecture
that does not assign a system call number for sys_perf_counter_open,
so they might as well make it point to sys_ni though cond_syscall().

Arnd <><
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