* [Qemu-devel] [PATCH] trace: update old trace events in docs
@ 2017-07-14 13:31 Stefan Hajnoczi
2017-07-14 14:23 ` Eric Blake
0 siblings, 1 reply; 2+ messages in thread
From: Stefan Hajnoczi @ 2017-07-14 13:31 UTC (permalink / raw)
To: qemu-devel; +Cc: Wang Dong, Stefan Hajnoczi
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documentation is no longer valid.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 <dongdwdw@linux.vnet.ibm.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
docs/devel/tracing.txt | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
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:
--
2.9.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [Qemu-devel] [PATCH] trace: update old trace events in docs
2017-07-14 13:31 [Qemu-devel] [PATCH] trace: update old trace events in docs Stefan Hajnoczi
@ 2017-07-14 14:23 ` Eric Blake
0 siblings, 0 replies; 2+ messages in thread
From: Eric Blake @ 2017-07-14 14:23 UTC (permalink / raw)
To: Stefan Hajnoczi, qemu-devel; +Cc: Wang Dong
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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 documentation is no longer valid.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 <dongdwdw@linux.vnet.ibm.com>
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
> ---
> docs/devel/tracing.txt | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
Reviewed-by: Eric Blake <eblake@redhat.com>
>
> 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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2017-07-14 13:31 [Qemu-devel] [PATCH] trace: update old trace events in docs Stefan Hajnoczi
2017-07-14 14:23 ` Eric Blake
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