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From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: Gavin Shan <gshan@redhat.com>
Cc: mark.rutland@arm.com, catalin.marinas@arm.com,
	james.morse@arm.com, shan.gavin@gmail.com, will@kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 10/17] drivers/firmware/sdei: Cleanup on cross call function
Date: Thu, 23 Jul 2020 16:52:22 +0100	[thread overview]
Message-ID: <20200723165222.0000770e@Huawei.com> (raw)
In-Reply-To: <20200722095740.28560-11-gshan@redhat.com>

On Wed, 22 Jul 2020 19:57:33 +1000
Gavin Shan <gshan@redhat.com> wrote:

> This applies cleanup on the corss call functions, no functional

cross

> changes is introduced:

changes are introduced:

> 
>    * Cleanup struct sdei_crosscall_arg to use tab between fields
>      and their types
Hmm. I guess there is a consistency argument for doing this but generally
that one doesn't look like it actually has much benefit.

>    * Refactor CROSSCALL_INIT to use "do { ... } while (0)" to be
>      compatible with scripts/checkpatch.pl
Good to tidy that up.

>    * Remove unnecessary space before @event in sdei_do_cross_call()

Good change, but seems to have gotten lost in this patch.

> 
> Signed-off-by: Gavin Shan <gshan@redhat.com>
> ---
> v2: Drop changes to sdei_cross_call_return()
>     Remove unnecessary space before @event in sdei_do_cross_call()
> ---
>  drivers/firmware/arm_sdei.c | 15 +++++++++------
>  1 file changed, 9 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/firmware/arm_sdei.c b/drivers/firmware/arm_sdei.c
> index d03371161aaf..04dc144a8f31 100644
> --- a/drivers/firmware/arm_sdei.c
> +++ b/drivers/firmware/arm_sdei.c
> @@ -73,14 +73,17 @@ static LIST_HEAD(sdei_list);
>  
>  /* Private events are registered/enabled via IPI passing one of these */
>  struct sdei_crosscall_args {
> -	struct sdei_event *event;
> -	atomic_t errors;
> -	int first_error;
> +	struct sdei_event	*event;
> +	atomic_t		errors;
> +	int			first_error;
>  };
>  
> -#define CROSSCALL_INIT(arg, event)	(arg.event = event, \
> -					 arg.first_error = 0, \
> -					 atomic_set(&arg.errors, 0))
> +#define CROSSCALL_INIT(arg, event)		\
> +	do {					\
> +		arg.event = event;		\
> +		arg.first_error = 0;		\
> +		atomic_set(&arg.errors, 0);	\
> +	} while (0)
>  
>  static inline int sdei_do_cross_call(void *fn, struct sdei_event * event)
>  {



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  reply	other threads:[~2020-07-23 15:55 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-22  9:57 [PATCH v2 00/17] Refactor SDEI client driver Gavin Shan
2020-07-22  9:57 ` [PATCH v2 01/17] drivers/firmware/sdei: Remove sdei_is_err() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 02/17] drivers/firmware/sdei: Common block for failing path in sdei_event_create() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 03/17] drivers/firmware/sdei: Retrieve event number from event instance Gavin Shan
2020-07-22  9:57 ` [PATCH v2 04/17] drivers/firmware/sdei: Avoid nested statements in sdei_init() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 05/17] drivers/firmware/sdei: Unregister driver on error " Gavin Shan
2020-07-22  9:57 ` [PATCH v2 06/17] drivers/firmware/sdei: Remove duplicate check in sdei_get_conduit() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 07/17] drivers/firmware/sdei: Remove Drop redundant error message in sdei_probe() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 08/17] drivers/firmware/sdei: Remove while loop in sdei_event_register() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 09/17] drivers/firmware/sdei: Remove while loop in sdei_event_unregister() Gavin Shan
2020-07-23 15:51   ` Jonathan Cameron
2020-07-27  0:22     ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 10/17] drivers/firmware/sdei: Cleanup on cross call function Gavin Shan
2020-07-23 15:52   ` Jonathan Cameron [this message]
2020-07-27  0:33     ` Gavin Shan
2020-07-27  8:58       ` Jonathan Cameron
2020-07-27  9:45         ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 11/17] drivers/firmware/sdei: Introduce sdei_do_local_call() Gavin Shan
2020-07-23 15:25   ` Jonathan Cameron
2020-07-27  0:41     ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 12/17] drivers/firmware/sdei: Remove _sdei_event_register() Gavin Shan
2020-07-23 15:25   ` Jonathan Cameron
2020-07-27  0:42     ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 13/17] drivers/firmware/sdei: Remove _sdei_event_unregister() Gavin Shan
2020-07-22  9:57 ` [PATCH v2 14/17] drivers/firmware/sdei: Move struct sdei_event to header file Gavin Shan
2020-07-23 15:19   ` Jonathan Cameron
2020-07-27  0:46     ` Gavin Shan
2020-07-27  9:02       ` Jonathan Cameron
2020-07-27  9:59         ` Gavin Shan
2020-07-27 13:50           ` Jonathan Cameron
2020-07-28  2:52             ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 15/17] drivers/firmware/sdei: Identify event by struct sdei_event Gavin Shan
2020-07-22  9:57 ` [PATCH v2 16/17] drivers/firmware/sdei: Retrieve event signaled property on registration Gavin Shan
2020-07-23 15:24   ` Jonathan Cameron
2020-07-27  0:53     ` Gavin Shan
2020-07-27  9:04       ` Jonathan Cameron
2020-07-27 10:03         ` Gavin Shan
2020-07-27 13:56           ` Jonathan Cameron
2020-07-28  2:56             ` Gavin Shan
2020-07-22  9:57 ` [PATCH v2 17/17] drivers/firmware/sdei: Add sdei_event_get_info() Gavin Shan

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