Messages in this thread | | | Date | Tue, 25 Aug 2009 00:14:48 +0200 | From | Frederic Weisbecker <> | Subject | Re: [PATCH 2/4] Add NR_syscalls for x86_64 |
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On Mon, Aug 24, 2009 at 05:40:18PM -0400, Jason Baron wrote: > Add a dynamic definition of NR_syscalls for x86_64. This is used in the > syscall events tracing code. > > Signed-off-by: Jason Baron <jbaron@redhat.com> > > --- > include/linux/ftrace.h | 5 +++++ > 1 files changed, 5 insertions(+), 0 deletions(-) > > diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h > index dc3b132..3bd94ee 100644 > --- a/include/linux/ftrace.h > +++ b/include/linux/ftrace.h > @@ -14,6 +14,11 @@ > > #include <asm/ftrace.h> > > +#ifdef CONFIG_X86_64 > +#include <asm/asm-offsets.h> > +#define NR_syscalls (__NR_syscall_max + 1) > +#endif > +
I'd rather see this in arch/x86/include/unistd_64.h, since NR_syscalls seems to be the defined in unistd.h in all archs.
That also makes a unified way to retrieve this number for other users.
> #ifdef CONFIG_FUNCTION_TRACER > > extern int ftrace_enabled; > -- > 1.6.2.5 >
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