On Tue, 23 Feb 2021 16:25:34 +0800, He Zhe wrote:
> As stated in linux/errno.h, ENOTSUPP should never be seen by user programs.
> When we set up uprobe with 32-bit perf and arm64 kernel, we would see the
> following vague error without useful hint.
>
> The sys_perf_event_open() syscall returned wi
As stated in linux/errno.h, ENOTSUPP should never be seen by user programs.
When we set up uprobe with 32-bit perf and arm64 kernel, we would see the
following vague error without useful hint.
The sys_perf_event_open() syscall returned with 524 (INTERNAL ERROR:
strerror_r(524, [buf], 128)=22)
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