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Subject: Re: [PATCH] net/mlx5: Use secs_to_jiffies() instead of
 msecs_to_jiffies()
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From: Thorsten Blum <thorsten.blum@linux.dev>
In-Reply-To: <20250220071327.GL53094@unreal>
Date: Thu, 20 Feb 2025 12:08:07 +0100
Cc: Jacob Keller <jacob.e.keller@intel.com>,
 Saeed Mahameed <saeedm@nvidia.com>,
 Tariq Toukan <tariqt@nvidia.com>,
 Andrew Lunn <andrew+netdev@lunn.ch>,
 "David S. Miller" <davem@davemloft.net>,
 Eric Dumazet <edumazet@google.com>,
 Jakub Kicinski <kuba@kernel.org>,
 Paolo Abeni <pabeni@redhat.com>,
 Yevgeny Kliteynik <kliteyn@nvidia.com>,
 Mark Bloch <mbloch@nvidia.com>,
 Itamar Gozlan <igozlan@nvidia.com>,
 netdev@vger.kernel.org,
 linux-rdma@vger.kernel.org,
 linux-kernel@vger.kernel.org
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Message-Id: <9694B455-87B0-4A70-93C0-93FE77E3CD17@linux.dev>
References: <20250219205012.28249-2-thorsten.blum@linux.dev>
 <48456fc0-7832-4df1-8177-4346f74d3ccc@intel.com>
 <20250220071327.GL53094@unreal>
To: Leon Romanovsky <leon@kernel.org>
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On 20. Feb 2025, at 08:13, Leon Romanovsky wrote:
> On Wed, Feb 19, 2025 at 03:45:02PM -0800, Jacob Keller wrote:
>> On 2/19/2025 12:49 PM, Thorsten Blum wrote:
>>> Use secs_to_jiffies() and simplify the code.
>>> 
>>> Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
>> 
>> nit: this is a cleanup which should have the net-next prefix applied,
>> since this doesn't fix any user visible behavior.
>> 
>> Otherwise, seems like an ok change.
> 
> IMHO, completely useless change for old code. I can see a value in new
> secs_to_jiffies() function for new code, but not for old code. I want
> to believe that people who write kernel patches aware that 1000 msec
> equal to 1 sec.

Using secs_to_jiffies() is shorter and requires less cognitive load to
read imo. Plus, it now fits within the preferred 80 columns limit.

This "old code" was added in d74ee6e197a2c ("net/mlx5: HWS, set timeout
on polling for completion") in January 2025.

Thanks,
Thorsten