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From: Joerg Roedel <joro@8bytes.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: gary.hook@amd.com, Linux IOMMU <iommu@lists.linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Masahiro Yamada <yamada.masahiro@socionext.com>,
	linux-kbuild <linux-kbuild@vger.kernel.org>
Subject: Re: [PATCH v9 2/2] iommu/amd: Add basic debugfs infrastructure for AMD IOMMU
Date: Tue, 25 Sep 2018 09:51:04 +0200	[thread overview]
Message-ID: <20180925075104.GA18287@8bytes.org> (raw)
In-Reply-To: <CAMuHMdVf-QDAVh-vHF_xyvX73_nsO9X7RnDc=yCK_FS68i6zTw@mail.gmail.com>

On Mon, Aug 27, 2018 at 08:56:50AM +0200, Geert Uytterhoeven wrote:
> If it is that bad, shouldn't this option be protected by some Kconfig
> trickery to avoid it being enabled in allmodconfig/allyesconfig builds?

It is fine to have it in allmodconfig/allyesconfig, I just don't want
any distro-kernel enable it so that these internals become a user-space
ABI or leak security sensitive data on everyones system. This is
intended to be a pure debugging feature for development.


Regards,

	Joerg

  reply	other threads:[~2018-09-25  7:51 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-12 21:41 [PATCH v9 0/2] Base enablement of IOMMU debugfs support Gary R Hook
2018-06-12 21:41 ` [PATCH v9 1/2] iommu - Enable debugfs exposure of IOMMU driver internals Gary R Hook
2018-06-12 21:41 ` [PATCH v9 2/2] iommu/amd: Add basic debugfs infrastructure for AMD IOMMU Gary R Hook
2018-06-14 23:56   ` Randy Dunlap
2018-08-27  6:56   ` Geert Uytterhoeven
2018-09-25  7:51     ` Joerg Roedel [this message]
2018-07-06 12:06 ` [PATCH v9 0/2] Base enablement of IOMMU debugfs support Joerg Roedel

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