[PATCH]powerpc/xive: Export XIVE IPI information for online-only processors.
Cédric Le Goater
clg at kaod.org
Fri Jan 7 04:36:26 AEDT 2022
On 1/6/22 12:03, Sachin Sant wrote:
> Cédric pointed out that XIVE IPI information exported via sysfs
> (debug/powerpc/xive) display empty lines for processors which are
> not online.
>
> Switch to using for_each_online_cpu() so that information is
> displayed for online-only processors.
>
> Reported-by: Cédric Le Goater <clg at kaod.org>
> Signed-off-by: Sachin Sant <sachinp at linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg at kaod.org>
Thanks,
C.
> ---
> diff -Naurp a/arch/p werpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
> --- a/arch/powerpc/sysdev/xive/common.c 2022-01-05 08:52:59.460118219 -0500
> +++ b/arch/powerpc/sysdev/xive/common.c 2022-01-06 02:34:20.994513145 -0500
> @@ -1791,7 +1791,7 @@ static int xive_ipi_debug_show(struct se
> if (xive_ops->debug_show)
> xive_ops->debug_show(m, private);
>
> - for_each_possible_cpu(cpu)
> + for_each_online_cpu(cpu)
> xive_debug_show_ipi(m, cpu);
> return 0;
> }
>
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