Re: [Xen-devel] [PATCH] console: avoid wrapping of console pointers

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 16/02/17 17:23, Jan Beulich wrote:
> We particularly want/need to avoid accessing data outside (ahead of)
> the ring buffer. Also latch both pointers into local variable to
> avoid different steps of the calculation being done with different
> values.
>
> Reported-by: Quan Luo <a4651386@xxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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