Date: Mon, 18 Jan 2021 12:34:29 -0800 From: Linus Torvalds <torvalds@...ux-foundation.org> To: Alexey Gladkov <gladkov.alexey@...il.com> Cc: LKML <linux-kernel@...r.kernel.org>, io-uring <io-uring@...r.kernel.org>, Kernel Hardening <kernel-hardening@...ts.openwall.com>, Linux Containers <containers@...ts.linux-foundation.org>, Linux-MM <linux-mm@...ck.org>, Andrew Morton <akpm@...ux-foundation.org>, Christian Brauner <christian.brauner@...ntu.com>, "Eric W . Biederman" <ebiederm@...ssion.com>, Jann Horn <jannh@...gle.com>, Jens Axboe <axboe@...nel.dk>, Kees Cook <keescook@...omium.org>, Oleg Nesterov <oleg@...hat.com> 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 <gladkov.alexey@...il.com> 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". Linus
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