linux-kernel - Re: Re: Re: [PATCH] rdma: infiniband: Added __alloc_cq request value Return value non-zero value determination

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Message-ID: <20250423071401.GG48485@unreal>
Date: Wed, 23 Apr 2025 10:14:01 +0300
From: Leon Romanovsky <leon@...nel.org>
To: l1138897701 <l1138897701@....com>
Cc: Jason Gunthorpe <jgg@...pe.ca>, luoqing@...inos.cn,
	linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Re: Re: [PATCH] rdma: infiniband: Added __alloc_cq request value
 Return value non-zero value determination

On Wed, Apr 23, 2025 at 09:36:50AM +0800, l1138897701 wrote:
> 
> 
> 
> Thank you for your reply. 
> 
> 
> 
> 
> The ultimate goal of this patch is to confirm that if there are design flaws in the outbox driver, 
> 
> when compiling and installing it in the kernel, I personally consider that the kernel should issue a warning or report an error instead of directly panicking. 
> 
> 
> 
> 
> It is worth considering whether the kernel needs such a fault-proofing mechanism

Kernel code doesn't have such protections by design. Panic is a perfect
thing to teach users don't use out-of-tree broken modules.

Thanks