linux-kernel - Re: [PATCH v3 4/5] mm/slab: Add _

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Message-ID: <2023083034-grimace-panhandle-f332@gregkh>
Date:   Wed, 30 Aug 2023 22:46:41 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     linux-coco@...ts.linux.dev,
        Andrew Morton <akpm@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        linux-kernel@...r.kernel.org, tglx@...utronix.de
Subject: Re: [PATCH v3 4/5] mm/slab: Add __free() support for kvfree

On Wed, Aug 30, 2023 at 12:33:36PM -0700, Dan Williams wrote:
> Allow for the declaration of variables that trigger kvfree() when they
> go out of scope. The check for NULL and call to kvfree() can be elided
> by the compiler in most cases, otherwise without the NULL check an
> unnecessary call to kvfree() may be emitted. Peter proposed a comment
> for this detail [1].
> 
> Link: http://lore.kernel.org/r/20230816103102.GF980931@hirez.programming.kicks-ass.net [1]
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Signed-off-by: Dan Williams <dan.j.williams@...el.com>
> ---
>  include/linux/slab.h |    2 ++
>  1 file changed, 2 insertions(+)

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>