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From: Christoph Hellwig <hch@lst.de>
To: iommu@lists.linux-foundation.org
Cc: Juergen Gross <jgross@suse.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	linux-s390@vger.kernel.org,
	Stefano Stabellini <sstabellini@kernel.org>,
	linux-ia64@vger.kernel.org,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	Robin Murphy <robin.murphy@arm.com>,
	Joerg Roedel <joro@8bytes.org>,
	x86@kernel.org, linux-mips@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, tboot-devel@lists.sourceforge.net,
	linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org,
	xen-devel@lists.xenproject.org,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	David Woodhouse <dwmw2@infradead.org>,
	linux-riscv@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	Lu Baolu <baolu.lu@linux.intel.com>
Subject: cleanup swiotlb initialization v4
Date: Tue,  1 Mar 2022 12:52:59 +0200	[thread overview]
Message-ID: <20220301105311.885699-1-hch@lst.de> (raw)

Hi all,

this series tries to clean up the swiotlb initialization, including
that of swiotlb-xen.  To get there is also removes the x86 iommu table
infrastructure that massively obsfucates the initialization path.

Git tree:

    git://git.infradead.org/users/hch/misc.git swiotlb-init-cleanup

Gitweb:

    http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/swiotlb-init-cleanup

Changes since v3:
 - fix a compilation issue on some powerpc configfs
 - fix and cleanup how forced bounce buffering is enabled for
   guest memory encryption

Changes since v2:
 - make ppc_swiotlb_flags actually work again
 - also force enable swiotlb for guest encrypted memory to cater
   to hyperv which doesn't set the host encrypted memory flag

Changes since v1:
 - skip IOMMU initialization on Xen PV kernels
 - various small whitespace / typo fixes

Diffstat:

             reply	other threads:[~2022-03-01 10:54 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-01 10:52 Christoph Hellwig [this message]
2022-03-01 10:53 ` [PATCH 01/12] dma-direct: use is_swiotlb_active in dma_direct_map_page Christoph Hellwig
2022-03-01 10:53 ` [PATCH 02/12] swiotlb: make swiotlb_exit a no-op if SWIOTLB_FORCE is set Christoph Hellwig
2022-03-01 10:53 ` [PATCH 03/12] swiotlb: simplify swiotlb_max_segment Christoph Hellwig
2022-03-01 10:53 ` [PATCH 04/12] swiotlb: rename swiotlb_late_init_with_default_size Christoph Hellwig
2022-03-01 10:53 ` [PATCH 05/12] swiotlb: pass a gfp_mask argument to swiotlb_init_late Christoph Hellwig
2022-03-01 10:53 ` [PATCH 06/12] MIPS/octeon: use swiotlb_init instead of open coding it Christoph Hellwig
2022-03-03 16:39   ` Thomas Bogendoerfer
2022-03-01 10:53 ` [PATCH 07/12] x86: remove the IOMMU table infrastructure Christoph Hellwig
2022-03-01 10:53 ` [PATCH 08/12] x86: centralize setting SWIOTLB_FORCE when guest memory encryption is enabled Christoph Hellwig
2022-03-01 11:39   ` Andrew Cooper
2022-03-01 11:43     ` Christoph Hellwig
2022-03-01 10:53 ` [PATCH 09/12] swiotlb: make the swiotlb_init interface more useful Christoph Hellwig
2022-03-01 10:53 ` [PATCH 10/12] swiotlb: add a SWIOTLB_ANY flag to lift the low memory restriction Christoph Hellwig
2022-03-04 18:12   ` Michael Kelley (LINUX)
2022-03-04 18:27     ` Dongli Zhang
2022-03-06 17:01       ` Michael Kelley (LINUX)
2022-03-01 10:53 ` [PATCH 11/12] swiotlb: merge swiotlb-xen initialization into swiotlb Christoph Hellwig
2022-03-02  2:55   ` Stefano Stabellini
2022-03-02  8:15     ` Christoph Hellwig
2022-03-03  1:25       ` Stefano Stabellini
2022-03-03 10:59         ` Christoph Hellwig
2022-03-03 22:49           ` Stefano Stabellini
2022-03-04 16:34             ` Christoph Hellwig
2022-03-04 23:22               ` Stefano Stabellini
2022-03-02 13:15     ` Boris Ostrovsky
2022-03-02 13:17       ` Boris Ostrovsky
2022-03-03 10:57       ` Christoph Hellwig
2022-03-03 19:06         ` Boris Ostrovsky
2022-03-04 17:28       ` Christoph Hellwig
2022-03-04 17:36         ` Boris Ostrovsky
2022-03-04 17:43           ` Christoph Hellwig
2022-03-04 20:18             ` Boris Ostrovsky
2022-03-04 21:03               ` Christoph Hellwig
2022-03-08 21:38   ` Boris Ostrovsky
2022-03-09  6:18     ` Christoph Hellwig
2022-03-09 15:18       ` Boris Ostrovsky
2022-03-01 10:53 ` [PATCH 12/12] x86: remove cruft from <asm/dma-mapping.h> Christoph Hellwig

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