From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
To: tglx@linutronix.de, peterz@infradead.org,
paulmck@linux.vnet.ibm.com, rusty@rustcorp.com.au,
mingo@kernel.org, akpm@linux-foundation.org, namhyung@kernel.org,
vincent.guittot@linaro.org, tj@kernel.org, oleg@redhat.com
Cc: sbw@mit.edu, amit.kucheria@linaro.org, rostedt@goodmis.org,
rjw@sisk.pl, srivatsa.bhat@linux.vnet.ibm.com,
wangyun@linux.vnet.ibm.com, xiaoguangrong@linux.vnet.ibm.com,
nikunj@linux.vnet.ibm.com, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [RFC PATCH v2 03/10] CPU hotplug: Convert preprocessor macros to static inline functions
Date: Thu, 06 Dec 2012 00:13:28 +0530 [thread overview]
Message-ID: <20121205184326.3750.97473.stgit@srivatsabhat.in.ibm.com> (raw)
In-Reply-To: <20121205184041.3750.64945.stgit@srivatsabhat.in.ibm.com>
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 <srivatsa.bhat@linux.vnet.ibm.com>
---
include/linux/cpu.h | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index e2a9c49..599b376 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -200,12 +200,12 @@ 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_light() do { } while (0)
-#define put_online_cpus_atomic_light() do { } while (0)
-#define get_online_cpus_atomic_full() do { } while (0)
-#define put_online_cpus_atomic_full() do { } while (0)
+static inline void get_online_cpus(void) {}
+static inline void put_online_cpus(void) {}
+static inline void get_online_cpus_atomic_light(void) {}
+static inline void put_online_cpus_atomic_light(void) {}
+static inline void get_online_cpus_atomic_full(void) {}
+static inline void put_online_cpus_atomic_full(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; })
next prev parent reply other threads:[~2012-12-05 18:47 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-05 18:42 [RFC PATCH v2 00/10][RESEND] CPU hotplug: stop_machine()-free CPU hotplug Srivatsa S. Bhat
2012-12-05 18:43 ` [RFC PATCH v2 01/10] CPU hotplug: Provide APIs for "light" atomic readers to prevent CPU offline Srivatsa S. Bhat
2012-12-05 18:47 ` Srivatsa S. Bhat
2012-12-05 18:51 ` Srivatsa S. Bhat
2012-12-05 18:53 ` Srivatsa S. Bhat
2012-12-05 18:56 ` Srivatsa S. Bhat
2012-12-05 18:59 ` Srivatsa S. Bhat
2012-12-05 20:14 ` Srivatsa S. Bhat
2012-12-06 16:18 ` Oleg Nesterov
2012-12-06 18:48 ` Srivatsa S. Bhat
2012-12-06 19:17 ` Srivatsa S. Bhat
2012-12-07 21:01 ` Oleg Nesterov
2012-12-06 19:28 ` Steven Rostedt
2012-12-06 19:36 ` Srivatsa S. Bhat
2012-12-06 22:02 ` Steven Rostedt
2012-12-07 17:33 ` Srivatsa S. Bhat
[not found] ` <20121207200014.GB13238@redhat.com>
2012-12-10 18:21 ` Oleg Nesterov
2012-12-10 19:07 ` Steven Rostedt
2012-12-07 19:56 ` Oleg Nesterov
2012-12-07 20:25 ` Srivatsa S. Bhat
2012-12-07 20:59 ` Oleg Nesterov
2012-12-05 19:07 ` Oleg Nesterov
2012-12-05 19:16 ` Srivatsa S. Bhat
2012-12-05 18:43 ` [RFC PATCH v2 02/10] CPU hotplug: Provide APIs for "full" " Srivatsa S. Bhat
2012-12-05 19:01 ` Srivatsa S. Bhat
2012-12-05 20:31 ` Srivatsa S. Bhat
2012-12-05 20:57 ` Tejun Heo
2012-12-06 4:31 ` Srivatsa S. Bhat
2012-12-05 18:43 ` Srivatsa S. Bhat [this message]
2012-12-05 18:43 ` [RFC PATCH v2 04/10] smp, cpu hotplug: Fix smp_call_function_*() to prevent CPU offline properly Srivatsa S. Bhat
2012-12-05 18:43 ` [RFC PATCH v2 05/10] smp, cpu hotplug: Fix on_each_cpu_*() " Srivatsa S. Bhat
2012-12-05 18:44 ` [RFC PATCH v2 06/10] sched, cpu hotplug: Use stable online cpus in try_to_wake_up() & select_task_rq() Srivatsa S. Bhat
2012-12-05 18:44 ` [RFC PATCH v2 07/10] kick_process(), cpu-hotplug: Prevent offlining of target CPU properly Srivatsa S. Bhat
2012-12-05 18:44 ` [RFC PATCH v2 08/10] yield_to(), cpu-hotplug: Prevent offlining of other CPUs properly Srivatsa S. Bhat
2012-12-05 18:44 ` [RFC PATCH v2 09/10] kvm, vmx: Add full atomic synchronization with CPU Hotplug Srivatsa S. Bhat
2012-12-05 18:45 ` [RFC PATCH v2 10/10] cpu: No more __stop_machine() in _cpu_down() Srivatsa S. Bhat
2012-12-05 19:08 ` Oleg Nesterov
2012-12-05 19:12 ` Srivatsa S. Bhat
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