* Li Zefan <lize...@huawei.com> wrote:
> Plese consider adding commit 0231bb5336758426b44ccd798ccd3c5419c95d58
> to stable tree. It fixes a real bug, which was explained here:
>
> http://thread.gmane.org/gmane.linux.kernel.perf.user/1144
>
> and I've managed to reproduce the bug in 3.4 kernel with the test
> program attached in the above email, and I've confirmed the bug fix.
>
> The effect of the bug is, if we open a group of mixed events(sw/hw)
> and the "disabled" flag is not set and sw events come first, then
> some of the perf events won't be started after the call to perf_event_open().
>
> The bug fix should be applicable to kernels >= 3.0 && <= 3.7.
Acked-by: Ingo Molnar <mi...@kernel.org>
Thanks,
Ingo
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