Messages in this thread Patch in this message | | | From | Sukadev Bhattiprolu <> | Subject | [PATCH v3 2/8] powerpc/perf/hv-24x7: Simplify extracting counter from result buffer | Date | Tue, 14 Jul 2015 20:01:49 -0700 |
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Simplify code that extracts a 24x7 counter from the HCALL's result buffer.
Suggested-by: Joe Perches <joe@perches.com> Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> --- arch/powerpc/perf/hv-24x7.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 9d73c69..4d1a8d1 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -1104,7 +1104,7 @@ static unsigned long single_24x7_request(struct perf_event *event, u64 *count) unsigned long ret; struct hv_24x7_request_buffer *request_buffer; struct hv_24x7_data_result_buffer *result_buffer; - struct hv_24x7_result *resb; + __be64 val; BUILD_BUG_ON(sizeof(*request_buffer) > 4096); BUILD_BUG_ON(sizeof(*result_buffer) > 4096); @@ -1125,8 +1125,8 @@ static unsigned long single_24x7_request(struct perf_event *event, u64 *count) } /* process result from hcall */ - resb = &result_buffer->results[0]; - *count = be64_to_cpu(resb->elements[0].element_data[0]); + val = result_buffer->results[0].elements[0].element_data[0]; + *count = be64_to_cpu(val); out: put_cpu_var(hv_24x7_reqb); -- 1.7.9.5
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