From 68a3ccd45e578fd7afe7799c054b93ecb488a783 Mon Sep 17 00:00:00 2001 From: Thomas Richter Date: Wed, 8 Mar 2023 14:32:56 +0100 Subject: [PATCH] cpumf/lshwc: Update man page and remove concurrency statement MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Linux kernel commits a029a4eab39 ("s390/cpumf: Allow concurrent access for CPU Measurement Counter Facility") 453380318ed ("s390/cpumf: Allow multiple processes to access /dev/hwc") removed this restriction. Both commits are included in linux 5.16. Therefore remove the restriction in the man page. Signed-off-by: Thomas Richter Reviewed-by: Jan Höppner Signed-off-by: Jan Höppner --- cpumf/man/lshwc.8 | 6 ------ 1 file changed, 6 deletions(-) diff --git a/cpumf/man/lshwc.8 b/cpumf/man/lshwc.8 index c52fbdb5..b7299dc5 100644 --- a/cpumf/man/lshwc.8 +++ b/cpumf/man/lshwc.8 @@ -88,12 +88,6 @@ Include the MT_Diagnostic counter set. Include the problem counter set. .IP a Include all known counter sets (default). -.SH "Concurrency with perf tool" -The \*c tool and the linux -.B perf -tool use the same hardware and cannot be used concurrently. -Both tools print an error message and abort when they -detect this situation. .SH "EXAMPLES" The first example enables the basic and problem counter sets on CPU 0 and 1. Two read operations are performed and a summary line is printed for each