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Date: Mon, 18 Jan 2021 12:34:29 -0800
From: Linus Torvalds <>
To: Alexey Gladkov <>
Cc: LKML <>, io-uring <>, 
	Kernel Hardening <>, 
	Linux Containers <>, Linux-MM <>, 
	Andrew Morton <>, 
	Christian Brauner <>, "Eric W . Biederman" <>, 
	Jann Horn <>, Jens Axboe <>, Kees Cook <>, 
	Oleg Nesterov <>
Subject: Re: [RFC PATCH v3 1/8] Use refcount_t for ucounts reference counting

On Mon, Jan 18, 2021 at 11:46 AM Alexey Gladkov
<> wrote:
> Sorry about that. I thought that this code is not needed when switching
> from int to refcount_t. I was wrong.

Well, you _may_ be right. I personally didn't check how the return
value is used.

I only reacted to "it certainly _may_ be used, and there is absolutely
no comment anywhere about why it wouldn't matter".


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