linux-kernel - Re: [PATCH STABLE 5.10] RDMA/restrack: Release MR/QP restrack when delete

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Message-ID: <2024111642-backside-reach-7ec3@gregkh>
Date: Sat, 16 Nov 2024 11:25:01 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: jiang.kun2@....com.cn
Cc: dledford@...hat.com, jgg@...pe.ca, leon@...nel.org,
	linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, xu.xin16@....com.cn, tu.qiang35@....com.cn
Subject: Re: [PATCH STABLE 5.10] RDMA/restrack: Release MR/QP restrack when
 delete

On Sat, Nov 16, 2024 at 05:57:48PM +0800, jiang.kun2@....com.cn wrote:
> From: tuqiang <tu.qiang35@....com.cn>
> 
> The MR/QP restrack also needs to be released when delete it, otherwise it
> cause memory leak as the task struct won't be released.
> 
> This problem has been fixed by the commit <dac153f2802d>
> ("RDMA/restrack: Release MR restrack when delete"), but still exists in the
> linux-5.10.y branch.

Why don't we just take the correct fix?  Why is this needed instead?

thanks,

greg k-h