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From: Xu Yilun <yilun.xu@linux.intel.com>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: linux-fpga@vger.kernel.org, Moritz Fischer <mdf@kernel.org>,
	Wu Hao <hao.wu@intel.com>, Xu Yilun <yilun.xu@intel.com>,
	Tom Rix <trix@redhat.com>
Subject: Re: [PATCH v3 1/2] fpga: mgr: Rename 'timeout' variable as 'time_left'
Date: Thu, 15 Aug 2024 10:59:52 +0800	[thread overview]
Message-ID: <Zr1vKIwjAeNBVdML@yilunxu-OptiPlex-7050> (raw)
In-Reply-To: <20240729104319.2658-1-wsa+renesas@sang-engineering.com>

On Mon, Jul 29, 2024 at 12:42:22PM +0200, Wolfram Sang wrote:
> There is a confusing pattern in the kernel to use a variable named
> 'timeout' to store the result of
> wait_for_completion_interruptible_timeout() causing patterns like:
> 
>         timeout = wait_for_completion_interruptible_timeout(...)
>         if (!timeout) return -ETIMEDOUT;
> 
> with all kinds of permutations. Use 'time_left' as a variable to make the
> code self explaining.
> 
> Fix to the proper variable type 'long' while here.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

The prefix in shortlog "fpga: mgr: " is confusing, I changed it to "fpga:
socfpga: "

Others look good to me.

Acked-by: Xu Yilun <yilun.xu@intel.com>

Applied the series to for-next.

> ---
> 
> Change since v2: reworded shortlog
> 
>  drivers/fpga/socfpga.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c
> index 723ea0ad3f09..b08b4bb8f650 100644
> --- a/drivers/fpga/socfpga.c
> +++ b/drivers/fpga/socfpga.c
> @@ -301,16 +301,17 @@ static irqreturn_t socfpga_fpga_isr(int irq, void *dev_id)
>  
>  static int socfpga_fpga_wait_for_config_done(struct socfpga_fpga_priv *priv)
>  {
> -	int timeout, ret = 0;
> +	int ret = 0;
> +	long time_left;
>  
>  	socfpga_fpga_disable_irqs(priv);
>  	init_completion(&priv->status_complete);
>  	socfpga_fpga_enable_irqs(priv, SOCFPGA_FPGMGR_MON_CONF_DONE);
>  
> -	timeout = wait_for_completion_interruptible_timeout(
> +	time_left = wait_for_completion_interruptible_timeout(
>  						&priv->status_complete,
>  						msecs_to_jiffies(10));
> -	if (timeout == 0)
> +	if (time_left == 0)
>  		ret = -ETIMEDOUT;
>  
>  	socfpga_fpga_disable_irqs(priv);
> -- 
> 2.43.0
> 
> 

      parent reply	other threads:[~2024-08-15  3:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-29 10:42 [PATCH v3 1/2] fpga: mgr: Rename 'timeout' variable as 'time_left' Wolfram Sang
2024-07-29 10:42 ` [PATCH v3 2/2] fpga: zynq-fpga: " Wolfram Sang
2024-07-29 10:47   ` Michal Simek
2024-08-15  2:59 ` Xu Yilun [this message]

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