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Re: [Qemu-devel] [PATCH] icount: Fix virtual clock start value on ARM
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH] icount: Fix virtual clock start value on ARM |
Date: |
Wed, 23 Jul 2014 11:16:57 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 |
Il 23/07/2014 11:11, Sebastian Tanase ha scritto:
> When using the icount option on ARM, the virtual
> clock starts counting at realtime clock but it
> should start at 0.
> This small fix addresses this issue.
>
> Signed-off-by: Sebastian Tanase <address@hidden>
Thanks, this is ok for 2.2.
Paolo
> ---
> cpus.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/cpus.c b/cpus.c
> index 5e7f2cf..de18ece 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -104,7 +104,7 @@ static bool all_cpu_threads_idle(void)
>
> /* Compensate for varying guest execution speed. */
> static int64_t qemu_icount_bias;
> -static int64_t vm_clock_warp_start;
> +static int64_t vm_clock_warp_start = -1;
> /* Conversion factor from emulated instructions to virtual clock ticks. */
> static int icount_time_shift;
> /* Arbitrarily pick 1MIPS as the minimum allowable speed. */
>