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tools/rtla: Exit with EXIT_SUCCESS when help is invoked

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commit b5f319360371087d52070d8f3fc7789e80ce69a6 upstream.

Fix rtla so that the following commands exit with 0 when help is invoked

rtla osnoise top -h
rtla osnoise hist -h
rtla timerlat top -h
rtla timerlat hist -h

Link: https://lore.kernel.org/linux-trace-devel/20240203001607.69703-1-jkacur@redhat.com

Cc: stable@vger.kernel.org
Fixes: 1eeb6328e8b3 ("rtla/timerlat: Add timerlat hist mode")
Signed-off-by: John Kacur <jkacur@redhat.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John Kacur 2024-02-02 19:16:07 -05:00 committed by Greg Kroah-Hartman
parent 8a585914c2
commit 7c3611ca86
4 changed files with 20 additions and 4 deletions
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6
tools/tracing/rtla/src/osnoise_hist.c
View File

@ -480,7 +480,11 @@ static void osnoise_hist_usage(char *usage)
for (i = 0; msg[i]; i++)
fprintf(stderr, "%s\n", msg[i]);
exit(1);
if (usage)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
}
/*

6
tools/tracing/rtla/src/osnoise_top.c
View File

@ -331,7 +331,11 @@ static void osnoise_top_usage(struct osnoise_top_params *params, char *usage)
for (i = 0; msg[i]; i++)
fprintf(stderr, "%s\n", msg[i]);
exit(1);
if (usage)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
}
/*

6
tools/tracing/rtla/src/timerlat_hist.c
View File

@ -546,7 +546,11 @@ static void timerlat_hist_usage(char *usage)
for (i = 0; msg[i]; i++)
fprintf(stderr, "%s\n", msg[i]);
exit(1);
if (usage)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
}
/*

6
tools/tracing/rtla/src/timerlat_top.c
View File

@ -375,7 +375,11 @@ static void timerlat_top_usage(char *usage)
for (i = 0; msg[i]; i++)
fprintf(stderr, "%s\n", msg[i]);
exit(1);
if (usage)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
}
/*