From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Nikhil Rao <nikhil.rao@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] eal: fix bug in x86 cmpset
Date: Sun, 06 Nov 2016 22:09:07 +0100 [thread overview]
Message-ID: <2431986.cxPJYuksjQ@xps13> (raw)
In-Reply-To: <4122748.D2hJ4kS1ho@xps13>
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.
next prev parent reply other threads:[~2016-11-06 21:09 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-29 21:24 Nikhil Rao
2016-09-29 13:05 ` Christian Ehrhardt
2016-09-29 13:16 ` Rao, Nikhil
2016-09-29 14:21 ` Thomas Monjalon
2016-09-29 16:34 ` Thomas Monjalon
2016-11-06 21:09 ` Thomas Monjalon [this message]
2017-02-09 16:53 ` Thomas Monjalon
2017-02-10 10:39 ` Hunt, David
2017-02-10 10:53 ` Thomas Monjalon
2017-02-10 11:56 ` Hunt, David
2017-02-10 16:46 ` Stephen Hemminger
2017-03-09 15:39 ` Thomas Monjalon
2017-09-04 13:02 ` Bruce Richardson
2017-09-04 13:06 ` Bruce Richardson
2017-10-26 22:03 ` Thomas Monjalon
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