From mboxrd@z Thu Jan 1 00:00:00 1970 From: paulmck@linux.vnet.ibm.com (Paul E. McKenney) Date: Fri, 8 Feb 2013 15:51:22 -0800 Subject: [PATCH v5 08/45] CPU hotplug: Convert preprocessor macros to static inline functions In-Reply-To: <20130122073500.13822.11469.stgit@srivatsabhat.in.ibm.com> References: <20130122073210.13822.50434.stgit@srivatsabhat.in.ibm.com> <20130122073500.13822.11469.stgit@srivatsabhat.in.ibm.com> Message-ID: <20130208235122.GO2666@linux.vnet.ibm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Jan 22, 2013 at 01:05:02PM +0530, Srivatsa S. Bhat wrote: > On 12/05/2012 06:10 AM, Andrew Morton wrote: > "static inline C functions would be preferred if possible. Feel free to > fix up the wrong crufty surrounding code as well ;-)" > > Convert the macros in the CPU hotplug code to static inline C functions. > > Signed-off-by: Srivatsa S. Bhat Reviewed-by: Paul E. McKenney > --- > > include/linux/cpu.h | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/include/linux/cpu.h b/include/linux/cpu.h > index cf24da1..eb79f47 100644 > --- a/include/linux/cpu.h > +++ b/include/linux/cpu.h > @@ -198,10 +198,10 @@ static inline void cpu_hotplug_driver_unlock(void) > > #else /* CONFIG_HOTPLUG_CPU */ > > -#define get_online_cpus() do { } while (0) > -#define put_online_cpus() do { } while (0) > -#define get_online_cpus_atomic() do { } while (0) > -#define put_online_cpus_atomic() do { } while (0) > +static inline void get_online_cpus(void) {} > +static inline void put_online_cpus(void) {} > +static inline void get_online_cpus_atomic(void) {} > +static inline void put_online_cpus_atomic(void) {} > #define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) > /* These aren't inline functions due to a GCC bug. */ > #define register_hotcpu_notifier(nb) ({ (void)(nb); 0; }) >