lkml.org 
[lkml]   [2021]   [Sep]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] firmware: arm_sdei: pass sdei_api_event_register right parameters
From
Date
Hi James,

Gentle ping! Any comments on this patch?


在 2021/9/10 12:01, Liguang Zhang 写道:
> Function _local_event_enable is used for private sdei event
> registeration called by sdei_event_register. We should pass
> sdei_api_event_register right flag and mpidr parameters, otherwise atf
> may trigger assert errors.
>
> Signed-off-by: Liguang Zhang <zhangliguang@linux.alibaba.com>
> ---
> drivers/firmware/arm_sdei.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c
> index a7e762c352f9..0736752dadde 100644
> --- a/drivers/firmware/arm_sdei.c
> +++ b/drivers/firmware/arm_sdei.c
> @@ -558,14 +558,16 @@ static int sdei_api_event_register(u32 event_num, unsigned long entry_point,
> static void _local_event_register(void *data)
> {
> int err;
> + u64 mpidr;
> struct sdei_registered_event *reg;
> struct sdei_crosscall_args *arg = data;
>
> WARN_ON(preemptible());
>
> + mpidr = read_cpuid_mpidr();
> reg = per_cpu_ptr(arg->event->private_registered, smp_processor_id());
> err = sdei_api_event_register(arg->event->event_num, sdei_entry_point,
> - reg, 0, 0);
> + reg, SDEI_EVENT_REGISTER_RM_PE, mpidr);
>
> sdei_cross_call_return(arg, err);
> }

\
 
 \ /
  Last update: 2021-09-24 15:36    [W:0.173 / U:0.144 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site