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authorMarkus Metzger <markus.t.metzger@intel.com>2009-03-05 08:57:21 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-06 16:13:15 +0100
commit73bf1b62f561fc8ecb00e2810efe4fe769f4933e (patch)
tree8c3b68141deb73003b59a4a26250223ec7b36c0a
parent9ca0791dcaa666e8e8f4b4ca028b65b4bde9cb28 (diff)
x86, pebs: correct qualifier passed to ds_write_config() from ds_request_pebs()
ds_write_config() can write the BTS as well as the PEBS part of the DS config. ds_request_pebs() passes the wrong qualifier, which results in the wrong configuration to be written. Reported-by: Stephane Eranian <eranian@googlemail.com> Signed-off-by: Markus Metzger <markus.t.metzger@intel.com> LKML-Reference: <20090305085721.A22550@sedona.ch.intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/ds.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c
index de7cdbda1c3..87b67e3a765 100644
--- a/arch/x86/kernel/ds.c
+++ b/arch/x86/kernel/ds.c
@@ -729,7 +729,7 @@ struct pebs_tracer *ds_request_pebs(struct task_struct *task,
spin_unlock_irqrestore(&ds_lock, irq);
- ds_write_config(tracer->ds.context, &tracer->trace.ds, ds_bts);
+ ds_write_config(tracer->ds.context, &tracer->trace.ds, ds_pebs);
ds_resume_pebs(tracer);
return tracer;