[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH v4 35/35] target-alpha: Emulate LL/SC using cmpx
From: |
Emilio G. Cota |
Subject: |
Re: [Qemu-devel] [PATCH v4 35/35] target-alpha: Emulate LL/SC using cmpxchg helpers |
Date: |
Tue, 4 Oct 2016 20:11:24 -0400 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Fri, Sep 16, 2016 at 10:46:57 -0700, Richard Henderson wrote:
> Emulating LL/SC with cmpxchg is not correct, since it can
> suffer from the ABA problem. However, portable parallel
> code is writting assuming only cmpxchg which means that in
> practice this is a viable alternative.
s/writting/written/
E.
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- Re: [Qemu-devel] [PATCH v4 35/35] target-alpha: Emulate LL/SC using cmpxchg helpers,
Emilio G. Cota <=