linux-kernel - Re: [PATCH] mm/mmap: Define DEFAULT_STACK_GUARD

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Message-ID: <ZO3lQn8XZA+Q9/dF@casper.infradead.org>
Date:   Tue, 29 Aug 2023 13:32:02 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/mmap: Define DEFAULT_STACK_GUARD_GAP

On Mon, Aug 28, 2023 at 09:22:48AM +0530, Anshuman Khandual wrote:
> This just defines a macro constant i.e DEFAULT_STACK_GUARD_GAP representing
> the default gap, guarding the stack mapping. This does not cause functional
> changes.

But why have you done it at all?