From: Maxin B. John <maxin.john@enea.com>
Date: Fri, 22 Mar 2013 13:58:53 +0000 (-0400)
Subject: lttng-module: sched.h: Fix compilation on 3.9 kernel
X-Git-Tag: v2.1.2~9
X-Git-Url: http://git.lttng.org/?p=lttng-modules.git;a=commitdiff_plain;h=947cb9afd2d36d00167484183c9a866274f92516

lttng-module: sched.h: Fix compilation on 3.9 kernel

With commit 8bd75c77b7c6a3954140dd2e20346aef3efe4a35
included in 3.9-rc1 kernel, rt specific bits in "linux/sched.h"
were moved into new header file "linux/sched/rt.h".

Fixes this compilation error:
 CC [M]  /home/majo/lttng/lttng-modules/probes/lttng-probe-sched.o
...
/home/majo/lttng/lttng-modules/probes/../instrumentation/events/lttng-module
/../../../probes/../instrumentation/events/lttng-module/sched.h:
In function '__event_probe__sched_switch':
/home/majo/lttng/lttng-modules/probes/../instrumentation/events/lttng-module
/../../../probes/../instrumentation/events/lttng-module/sched.h:164:1:
error: 'MAX_RT_PRIO' undeclared (first use in this function)
...

Signed-off-by: Maxin B. John <maxin.john@enea.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/instrumentation/events/lttng-module/sched.h b/instrumentation/events/lttng-module/sched.h
index ca46ed05..eb3446b2 100644
--- a/instrumentation/events/lttng-module/sched.h
+++ b/instrumentation/events/lttng-module/sched.h
@@ -6,6 +6,9 @@
 
 #include <linux/sched.h>
 #include <linux/tracepoint.h>
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
+#include <linux/sched/rt.h>
+#endif
 
 #ifndef _TRACE_SCHED_DEF_
 #define _TRACE_SCHED_DEF_