[dpdk-dev] [PATCH] eal: fix bug in x86 cmpset
Thomas Monjalon
thomas.monjalon at 6wind.com
Thu Feb 9 17:53:54 CET 2017
2016-11-06 22:09, Thomas Monjalon:
> 2016-09-29 18:34, Thomas Monjalon:
> > 2016-09-30 02:54, Nikhil Rao:
> > > The original code used movl instead of xchgl, this caused
> > > rte_atomic64_cmpset to use ebx as the lower dword of the source
> > > to cmpxchg8b instead of the lower dword of function argument "src".
> >
> > Could you please start the explanation with a statement of
> > what is wrong from an user point of view?
> > It could help to understand how severe it is.
>
> Please, we need a clear explanation of the bug, and an acknowledgement.
Should we close this bug?
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