Messages in this thread | | | Date | Sun, 5 Jul 2020 13:24:14 +0800 | From | Leo Yan <> | Subject | Re: [PATCH 2/2] perf tools: Fix record failure when mixed with ARM SPE event |
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On Fri, Jul 03, 2020 at 12:06:15PM +0800, liwei (GF) wrote:
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Thanks for Mathieu's looping and agreed with his comments.
> > Last but not least do you know where the memory allocated for array arm_spe_pmus > > is released? If you can't find it either then we have a memory leak and it > > would be nice to have that fixed. > > Yes, we have a memory leak here indeed, i forgot to free it in this function. > As 'arm_spe_pmus' is defined as static, i think the author meant to assign it only at the first call, > but this function is only called once when we executing 'record', should i go on fixing it > or just drop the patch 1?
I personally think patch 1 is reasonable. So for fixing memory leak, I did a quick check, it's good to release the array "arm_spe_pmus" in the function auxtrace_record__init(), since the array is only used in this function.
Thanks, Leo
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