Thomas Richter 886476a207 cpumf/chcpumf.c: Print proper error message on non-root invocation ...

chcpumf must be executed as root. A non-root user sees this error
message:

[tester@t35lp46 ~]$ chcpumf -m 1000
Error: /sys/module/kernel/parameters/cpum_sfb_size: Permission denied
[tester@t35lp46 ~]$

Enhance the error message and be clear about the root cause:
[tester@t35lp46 ~]$ chcpumf-new  -m 1000
Error: Must run as root
[tester@t35lp46 ~]$

Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Acked-by: Sumanth Korikkar <sumanthk@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>

2020-11-18 11:28:35 +01:00

..

man

cpumf/man/lscpumf.1: Fix invocation list in man page

2020-10-12 13:12:55 +02:00

chcpumf.c

cpumf/chcpumf.c: Print proper error message on non-root invocation

2020-11-18 11:28:35 +01:00

defines.h

cpumf: Rewrite chcpumf and lscpumf in C

2020-05-29 15:18:31 +02:00

lscpumf.c

cpumf/lscpumf.c: Check for help and version options first

2020-11-18 11:28:35 +01:00

Makefile

cpumf: Remove TESTS from Makefile

2020-08-21 09:12:29 +02:00