Re: [PATCH] ftracetest: Don't use non-POSIX exit -1

[Masami Hiramatsu]

(2015/03/05 11:04), Michael Ellerman wrote:
> POSIX says that exit takes an unsigned integer between 0 and 255.
> 
> Convert exit -1 to exit 255.

Good catch :)

Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>

Thanks!

> 
> Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> ---
>  tools/testing/selftests/ftrace/test.d/00basic/basic4.tc             | 2 +-
>  tools/testing/selftests/ftrace/test.d/event/event-enable.tc         | 2 +-
>  tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc     | 2 +-
>  tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc      | 2 +-
>  tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc | 2 +-
>  tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc       | 2 +-
>  tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc       | 2 +-
>  7 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/tools/testing/selftests/ftrace/test.d/00basic/basic4.tc b/tools/testing/selftests/ftrace/test.d/00basic/basic4.tc
> index fd9c49a13612..f6b9fc323ee0 100644
> --- a/tools/testing/selftests/ftrace/test.d/00basic/basic4.tc
> +++ b/tools/testing/selftests/ftrace/test.d/00basic/basic4.tc
> @@ -2,4 +2,4 @@
>  # description: Basic event tracing check
>  test -f available_events -a -f set_event -a -d events
>  # check scheduler events are available
> -grep -q sched available_events && exit 0 || exit -1
> \ No newline at end of file
> +grep -q sched available_events && exit 0 || exit 255
> \ No newline at end of file
> diff --git a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
> index 668616d9bb03..59a352408284 100644
> --- a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
> +++ b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
> @@ -9,7 +9,7 @@ do_reset() {
>  fail() { #msg
>      do_reset
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  if [ ! -f set_event -o ! -d events/sched ]; then
> diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
> index 655c415b6e7f..1e4dbf06d690 100644
> --- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
> +++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
> @@ -9,7 +9,7 @@ do_reset() {
>  fail() { #msg
>      do_reset
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  if [ ! -f set_event -o ! -d events/sched ]; then
> diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> index 480845774007..6b6a12cba387 100644
> --- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> +++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> @@ -9,7 +9,7 @@ do_reset() {
>  fail() { #msg
>      do_reset
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  if [ ! -f available_events -o ! -f set_event -o ! -d events ]; then
> diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
> index c15e018e0220..7320344072ec 100644
> --- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
> +++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
> @@ -25,7 +25,7 @@ do_reset() {
>  fail() { # msg
>      do_reset
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  disable_tracing
> diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
> index 6af5f6360b18..9f63b8081f7c 100644
> --- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
> +++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
> @@ -17,7 +17,7 @@ do_reset() {
>  fail() { # msg
>      do_reset
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  disable_tracing
> diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
> index 2e719cb1fc4d..e01ea0a9764e 100644
> --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
> +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
> @@ -31,7 +31,7 @@ fail() { # mesg
>      reset_tracer
>      echo > set_ftrace_filter
>      echo $1
> -    exit -1
> +    exit 255
>  }
>  
>  echo "Testing function tracer with profiler:"
> 


-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@xxxxxxxxxxx


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