Re: [PATCH] selftests/dma: Fix bad array reference.

[Shuah Khan]

On 2/25/25 18:31, liuye wrote:

Friendly ping.

在 2025/2/6 10:12, Liu Ye 写道:

dir[directions] should be directions[dir] to correctly index the
directions array.

Signed-off-by: Liu Ye <li...@kylinos.cn>
---
  tools/testing/selftests/dma/dma_map_benchmark.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/dma/dma_map_benchmark.c 
b/tools/testing/selftests/dma/dma_map_benchmark.c
index b12f1f9babf8..b925756373ce 100644
--- a/tools/testing/selftests/dma/dma_map_benchmark.c
+++ b/tools/testing/selftests/dma/dma_map_benchmark.c
@@ -118,7 +118,7 @@ int main(int argc, char **argv)
        }

printf("dma mapping benchmark: threads:%d seconds:%d node:%d dir:%s granule: %d\n",

-                       threads, seconds, node, dir[directions], granule);
+                       threads, seconds, node, directions[dir], granule);
        printf("average map latency(us):%.1f standard deviation:%.1f\n",
                        map.avg_map_100ns/10.0, map.map_stddev/10.0);
        printf("average unmap latency(us):%.1f standard deviation:%.1f\n",

How did you find this problem?

thanks,
-- Shuah