[lttng-dev] [PATCH lttng-modules] sock instrumentation: fix fields to get referenced values

[Mathieu Desnoyers]

* Andrew Gabbasov (andrew_gabbasov at mentor.com) wrote:
> Due to specific of passing values in lttng-modules, if it is supposed
> to display the values, passing a pointer will not be enough,
> we need to store the actual values.
> 
> Signed-off-by: Andrew Gabbasov <andrew_gabbasov at mentor.com>

Merged, thanks!

Mathieu

> ---
>  instrumentation/events/lttng-module/sock.h |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/instrumentation/events/lttng-module/sock.h b/instrumentation/events/lttng-module/sock.h
> index b0c7411..3e3dbc7 100644
> --- a/instrumentation/events/lttng-module/sock.h
> +++ b/instrumentation/events/lttng-module/sock.h
> @@ -37,7 +37,7 @@ TRACE_EVENT(sock_exceed_buf_limit,
>  
>  	TP_STRUCT__entry(
>  		__string(name, prot->name)
> -		__field(long *, sysctl_mem)
> +		__array(long, sysctl_mem, 3)
>  		__field(long, allocated)
>  		__field(int, sysctl_rmem)
>  		__field(int, rmem_alloc)
> @@ -45,7 +45,7 @@ TRACE_EVENT(sock_exceed_buf_limit,
>  
>  	TP_fast_assign(
>  		tp_strcpy(name, prot->name)
> -		tp_assign(sysctl_mem, prot->sysctl_mem)
> +		tp_memcpy(sysctl_mem, prot->sysctl_mem, 3 * sizeof(long))
>  		tp_assign(allocated, allocated)
>  		tp_assign(sysctl_rmem, prot->sysctl_rmem[0])
>  		tp_assign(rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
> -- 
> 1.7.10.4
> 
> 
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-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com