openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

oprofile/x86: fix crash when profiling more than 28 events 

With multiplexing enabled oprofile crashs when profiling more than 28
events. This patch fixes this.

Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Robert Richter <robert.richter@amd.com>
This commit is contained in:
Suravee Suthikulpanit 2010-01-18 11:25:36 -06:00 committed by Robert Richter
parent 92dcffb916
commit d8cc108f4f
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/oprofile/nmi_int.c
View File

@ -222,7 +222,7 @@ static void nmi_cpu_switch(void *dummy)
/* move to next set */
si += model->num_counters;
if ((si > model->num_virt_counters) || (counter_config[si].count == 0))
if ((si >= model->num_virt_counters) || (counter_config[si].count == 0))
per_cpu(switch_index, cpu) = 0;
else
per_cpu(switch_index, cpu) = si;