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* [PATCH] scsi: scsi_transport_srp: replace min/max nesting with   clamp()
@ 2025-03-31  7:55 shao.mingyin
  2025-04-01 15:59 ` Bart Van Assche
  2025-04-03 14:55 ` Martin K. Petersen
  0 siblings, 2 replies; 3+ messages in thread
From: shao.mingyin @ 2025-03-31  7:55 UTC (permalink / raw)
  To: james.bottomley
  Cc: martin.petersen, linux-scsi, linux-kernel, yang.yang29, xu.xin16,
	ye.xingchen, li.haoran7

From: Li Haoran <li.haoran7@zte.com.cn>

This patch replaces min(a, max(b, c)) by clamp(val, lo, hi) in the SRP
transport layer. The clamp() macro explicitly expresses the intent of
constraining a value within bounds, improving code readability.

Signed-off-by: Li Haoran <li.haoran7@zte.com.cn>
Signed-off-by: Shao Mingyin <shao.mingyin@zte.com.cn>
---
 drivers/scsi/scsi_transport_srp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 64f6b22e8cc0..aeb58a9e6b7f 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -388,7 +388,7 @@ static void srp_reconnect_work(struct work_struct *work)
 			     "reconnect attempt %d failed (%d)\n",
 			     ++rport->failed_reconnects, res);
 		delay = rport->reconnect_delay *
-			min(100, max(1, rport->failed_reconnects - 10));
+			clamp(rport->failed_reconnects - 10, 1, 100);
 		if (delay > 0)
 			queue_delayed_work(system_long_wq,
 					   &rport->reconnect_work, delay * HZ);
-- 
2.25.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] scsi: scsi_transport_srp: replace min/max nesting with clamp()
  2025-03-31  7:55 [PATCH] scsi: scsi_transport_srp: replace min/max nesting with clamp() shao.mingyin
@ 2025-04-01 15:59 ` Bart Van Assche
  2025-04-03 14:55 ` Martin K. Petersen
  1 sibling, 0 replies; 3+ messages in thread
From: Bart Van Assche @ 2025-04-01 15:59 UTC (permalink / raw)
  To: shao.mingyin, james.bottomley
  Cc: martin.petersen, linux-scsi, linux-kernel, yang.yang29, xu.xin16,
	ye.xingchen, li.haoran7

On 3/31/25 12:55 AM, shao.mingyin@zte.com.cn wrote:
> From: Li Haoran <li.haoran7@zte.com.cn>
> 
> This patch replaces min(a, max(b, c)) by clamp(val, lo, hi) in the SRP
> transport layer. The clamp() macro explicitly expresses the intent of
> constraining a value within bounds, improving code readability.
> 
> Signed-off-by: Li Haoran <li.haoran7@zte.com.cn>
> Signed-off-by: Shao Mingyin <shao.mingyin@zte.com.cn>
> ---
>   drivers/scsi/scsi_transport_srp.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
> index 64f6b22e8cc0..aeb58a9e6b7f 100644
> --- a/drivers/scsi/scsi_transport_srp.c
> +++ b/drivers/scsi/scsi_transport_srp.c
> @@ -388,7 +388,7 @@ static void srp_reconnect_work(struct work_struct *work)
>   			     "reconnect attempt %d failed (%d)\n",
>   			     ++rport->failed_reconnects, res);
>   		delay = rport->reconnect_delay *
> -			min(100, max(1, rport->failed_reconnects - 10));
> +			clamp(rport->failed_reconnects - 10, 1, 100);
>   		if (delay > 0)
>   			queue_delayed_work(system_long_wq,
>   					   &rport->reconnect_work, delay * HZ);

Reviewed-by: Bart Van Assche <bvanassche@acm.org>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] scsi: scsi_transport_srp: replace min/max nesting with clamp()
  2025-03-31  7:55 [PATCH] scsi: scsi_transport_srp: replace min/max nesting with clamp() shao.mingyin
  2025-04-01 15:59 ` Bart Van Assche
@ 2025-04-03 14:55 ` Martin K. Petersen
  1 sibling, 0 replies; 3+ messages in thread
From: Martin K. Petersen @ 2025-04-03 14:55 UTC (permalink / raw)
  To: shao.mingyin
  Cc: james.bottomley, martin.petersen, linux-scsi, linux-kernel,
	yang.yang29, xu.xin16, ye.xingchen, li.haoran7


> This patch replaces min(a, max(b, c)) by clamp(val, lo, hi) in the SRP
> transport layer. The clamp() macro explicitly expresses the intent of
> constraining a value within bounds, improving code readability.

Applied to 6.15/scsi-staging, thanks!

-- 
Martin K. Petersen

^ permalink raw reply	[flat|nested] 3+ messages in thread

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2025-03-31  7:55 [PATCH] scsi: scsi_transport_srp: replace min/max nesting with clamp() shao.mingyin
2025-04-01 15:59 ` Bart Van Assche
2025-04-03 14:55 ` Martin K. Petersen

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