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cpacfstats: Add size setting to perf event

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The newer perf_event_open syscall needs a struct
perf_event_attr with the size field set correctly. Older
versions did not even provide this field. However, this
field is now set to the correct size value.

Signed-off-by: Harald Freudenberger <freude@linux.vnet.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
This commit is contained in:
Harald Freudenberger
2017-09-04 15:55:04 +02:00
committed by Michael Holzheu
parent 6b8b336cf0
commit 93d91679c3
1 changed files with 1 additions and 0 deletions
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cpacfstats/perf_crypto.c
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@@ -97,6 +97,7 @@ int perf_init(void)
memset(&pfm_event, 0, sizeof(pfm_event));
pfm_arg.attr = &pfm_event;
pfm_arg.size = sizeof(pfm_arg);
pfm_event.size = sizeof(pfm_event);
/* search for the counter's corresponding pfm name */
for (i = ALL_COUNTER-1; i >= 0; i--)