[lttng-dev] [PATCH] lttng-module: sched.h: Fix compilation on 3.9 kernel

maxin.john at enea.com maxin.john at enea.com
Fri Mar 22 08:58:15 EDT 2013


From: "Maxin B. John" <maxin.john at enea.com>

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 at enea.com>
---
 instrumentation/events/lttng-module/sched.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/instrumentation/events/lttng-module/sched.h b/instrumentation/events/lttng-module/sched.h
index e42acd2..25faad0 100644
--- a/instrumentation/events/lttng-module/sched.h
+++ b/instrumentation/events/lttng-module/sched.h
@@ -8,6 +8,9 @@
 #include <linux/tracepoint.h>
 #include <linux/binfmts.h>
 #include <linux/version.h>
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
+#include <linux/sched/rt.h>
+#endif
 
 #ifndef _TRACE_SCHED_DEF_
 #define _TRACE_SCHED_DEF_
-- 
1.7.5.4




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