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Re: [Xen-devel] [PATCH v4 1/3] libxc: do some retries in xc_cpupool_removecpu() for EBUSY case

On Tue, Apr 12, Juergen Gross wrote:

> IMO this is a compiler bug. The compiler could detect easily that err
> can't be uninitialized at the return statement (e.g. via loop
> unrolling).

There is another place like that in blktap2. There was some discussion
about -Og usage in tools, not sure if it will replace -O0 one day.
I will send a patch to fix both cases so that xen is prepared for such


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