On Fri, Aug 20, 2010 at 8:16 AM, Parmenides <[email protected]> wrote:
> Hi,
>
> In the following code, the nop instruction prefixed by rep will
> execute several times. How many times the instruction executes  is
> controlled by ecx register. But, there is no explicit setting of ecx

Looks like decb instruction is reducing the spin lock value.

Thanks

> register. What's the meaning of this instruction?
>
> --
> To unsubscribe from this list: send an email with
> "unsubscribe kernelnewbies" to [email protected]
> Please read the FAQ at http://kernelnewbies.org/FAQ
>
>

--
To unsubscribe from this list: send an email with
"unsubscribe kernelnewbies" to [email protected]
Please read the FAQ at http://kernelnewbies.org/FAQ

Reply via email to