From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: David Laight <David.Laight@ACULAB.COM>
Cc: 'Wei Yang' <weiyang@linux.vnet.ibm.com>,
Alexey Kardashevskiy <aik@ozlabs.ru>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"gwshan@linux.vnet.ibm.com" <gwshan@linux.vnet.ibm.com>,
"qiudayu@linux.vnet.ibm.com" <qiudayu@linux.vnet.ibm.com>,
"bhelgaas@google.com" <bhelgaas@google.com>,
"yan@linux.vnet.ibm.com" <yan@linux.vnet.ibm.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [RFC PATCH V3 06/17] ppc/pnv: allocate pe->iommu_table dynamically
Date: Mon, 14 Jul 2014 13:12:00 +1000 [thread overview]
Message-ID: <1405307520.9343.10.camel@pasglop> (raw)
In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6D17264AD8@AcuExch.aculab.com>
On Wed, 2014-06-25 at 09:20 +0000, David Laight wrote:
> What are the sizes of the iommu table and the PE structure?
> If the table is a round number of pages then you probably don't want
> to embed it inside the PE structure.
The problem isn't the table itself but the struct iommu_table which
contains the pointer to the actual table and various other bits of
controlling state.
Cheers,
Ben.
next prev parent reply other threads:[~2014-07-14 3:12 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-10 1:56 [RFC PATCH V3 00/17] Enable SRIOV on POWER8 Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 01/17] pci/iov: Export interface for retrieve VF's BDF Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 02/17] pci/of: Match PCI VFs to dev-tree nodes dynamically Wei Yang
2014-06-23 5:07 ` Gavin Shan
2014-06-23 6:29 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 03/17] ppc/pci: don't unset pci resources for VFs Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 04/17] PCI: SRIOV: add VF enable/disable hook Wei Yang
2014-06-23 5:03 ` Gavin Shan
2014-06-23 6:29 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 05/17] ppc/pnv: user macro to define the TCE size Wei Yang
2014-06-23 5:12 ` Gavin Shan
2014-06-23 6:31 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 06/17] ppc/pnv: allocate pe->iommu_table dynamically Wei Yang
2014-06-24 10:06 ` Alexey Kardashevskiy
2014-06-25 1:12 ` Wei Yang
2014-06-25 4:12 ` Alexey Kardashevskiy
2014-06-25 5:27 ` Wei Yang
2014-06-25 7:50 ` Alexey Kardashevskiy
2014-06-25 7:56 ` Benjamin Herrenschmidt
2014-06-25 9:18 ` Wei Yang
2014-06-25 9:13 ` Wei Yang
2014-06-25 9:20 ` David Laight
2014-06-25 9:31 ` Wei Yang
2014-06-25 10:30 ` Alexey Kardashevskiy
2014-07-14 3:12 ` Benjamin Herrenschmidt [this message]
2014-06-10 1:56 ` [RFC PATCH V3 07/17] ppc/pnv: Add function to deconfig a PE Wei Yang
2014-06-23 5:27 ` Gavin Shan
2014-06-23 9:07 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 08/17] PCI: Add weak pcibios_sriov_resource_size() interface Wei Yang
2014-06-23 5:41 ` Gavin Shan
2014-06-23 7:56 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 09/17] PCI: Add weak pcibios_sriov_resource_alignment() interface Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 10/17] PCI: take additional IOV BAR alignment in sizing and assigning Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 11/17] ppc/pnv: Expand VF resources according to the number of total_pe Wei Yang
2014-06-23 6:07 ` Gavin Shan
2014-06-23 6:56 ` Wei Yang
2014-06-23 7:08 ` Gavin Shan
2014-06-10 1:56 ` [RFC PATCH V3 12/17] powerpc/powernv: implement pcibios_sriov_resource_alignment on powernv Wei Yang
2014-06-23 6:09 ` Gavin Shan
2014-06-23 8:21 ` Wei Yang
2014-06-23 23:29 ` Gavin Shan
2014-06-24 1:24 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 13/17] powerpc/powernv: shift VF resource with an offset Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 14/17] ppc/pci: create/release dev-tree node for VFs Wei Yang
2014-06-18 18:26 ` Grant Likely
2014-06-18 20:51 ` Benjamin Herrenschmidt
2014-06-19 2:46 ` Wei Yang
2014-06-19 8:30 ` Grant Likely
2014-06-19 9:42 ` Wei Yang
2014-06-20 3:46 ` Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 15/17] powerpc/powernv: allocate VF PE Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 16/17] ppc/pci: Expanding IOV BAR, with m64_per_iov supported Wei Yang
2014-06-10 1:56 ` [RFC PATCH V3 17/17] ppc/pnv: Group VF PE when IOV BAR is big on PHB3 Wei Yang
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