Re: [Qemu-devel] [PATCH] trace: update old trace events in docs

[Eric Blake]

On 07/14/2017 08:31 AM, Stefan Hajnoczi wrote:
> Commit c5f1ad429cdf26023cf331075a7d327708e3db6d ("block: Remove
> bdrv_aio_readv/writev/flush()") removed
> bdrv_aio_readv()/bdrv_aio_writev() so the example in the tracing
> documentation is no longer valid.
> 
> Reported-by: Wang Dong <address@hidden>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> ---
>  docs/devel/tracing.txt | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Reviewed-by: Eric Blake <address@hidden>

> 
> diff --git a/docs/devel/tracing.txt b/docs/devel/tracing.txt
> index 8c0029b..5768a0b 100644
> --- a/docs/devel/tracing.txt
> +++ b/docs/devel/tracing.txt
> @@ -14,8 +14,7 @@ for debugging, profiling, and observing execution.
>  
>  2. Create a file with the events you want to trace:
>  
> -   echo bdrv_aio_readv   > /tmp/events
> -   echo bdrv_aio_writev >> /tmp/events
> +   echo memory_region_ops_read >/tmp/events
>  
>  3. Run the virtual machine to produce a trace file:
>  
> 

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

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