From: Christoph Hellwig <hch@infradead.org>
To: Olof Johansson <olof@lixom.net>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Jan Kara <jack@suse.cz>
Subject: Re: [PATCH] mm: Make CONFIG_FRAME_VECTOR a visible option
Date: Tue, 15 Jan 2019 09:05:10 -0800 [thread overview]
Message-ID: <20190115170510.GA4274@infradead.org> (raw)
In-Reply-To: <20190115164435.8423-1-olof@lixom.net>
On Tue, Jan 15, 2019 at 08:44:35AM -0800, Olof Johansson wrote:
> CONFIG_FRAME_VECTOR was made an option to avoid including the bloat on
> platforms that try to keep footprint down, which makes sense.
>
> The problem with this is external modules that aren't built in-tree.
> Since they don't have in-tree Kconfig, whether they can be loaded now
> depends on whether your kernel config enabled some completely unrelated
> driver that happened to select it. That's a weird and unpredictable
> situation, and makes for some awkward requirements for the standalone
> modules.
>
> For these reasons, give someone the option to manually enable this when
> configuring the kernel.
NAK, we should not confuse kernel users for stuff that is out of tree.
next prev parent reply other threads:[~2019-01-15 17:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-15 16:44 [PATCH] mm: Make CONFIG_FRAME_VECTOR a visible option Olof Johansson
2019-01-15 17:05 ` Christoph Hellwig [this message]
2019-01-15 17:17 ` Olof Johansson
2019-01-15 17:22 ` Christoph Hellwig
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