From: Christoph Hellwig <hch@lst.de>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
Christoph Hellwig <hch@lst.de>,
iommu@lists.linux-foundation.org, x86@kernel.org,
Anshuman Khandual <anshuman.khandual@arm.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Juergen Gross <jgross@suse.com>, Joerg Roedel <joro@8bytes.org>,
David Woodhouse <dwmw2@infradead.org>,
Lu Baolu <baolu.lu@linux.intel.com>,
Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org,
xen-devel@lists.xenproject.org, linux-ia64@vger.kernel.org,
linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org,
linux-hyperv@vger.kernel.org, tboot-devel@lists.sourceforge.net,
linux-pci@vger.kernel.org
Subject: Re: [PATCH 11/12] swiotlb: merge swiotlb-xen initialization into swiotlb
Date: Fri, 4 Mar 2022 18:28:59 +0100 [thread overview]
Message-ID: <20220304172859.GA12860@lst.de> (raw)
In-Reply-To: <ca748512-12bb-7d75-13f1-8d5ec9703e26@oracle.com>
On Wed, Mar 02, 2022 at 08:15:03AM -0500, Boris Ostrovsky wrote:
> Not for me, I fail to boot with
>
> [ 52.202000] bnxt_en 0000:31:00.0: swiotlb buffer is full (sz: 256 bytes), total 0 (slots), used 0 (slots)
>
> (this is iscsi root so I need the NIC).
>
>
> I bisected it to "x86: remove the IOMMU table infrastructure" but haven't actually looked at the code yet.
That looks like the swiotlb buffer did not get initialized at all, but I
can't really explain why.
Can you stick in a printk and see if xen_swiotlb_init_early gets called
at all?
next prev parent reply other threads:[~2022-03-04 17:29 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-01 10:52 cleanup swiotlb initialization v4 Christoph Hellwig
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 [this message]
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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