search for: 2b400000

Displaying 20 results from an estimated 31 matches for "2b400000".

[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2016 Dec 20
4
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
Booting Linux on an ARM fastmodel containing an SMMU emulation results in an unexpected I/O page fault from the legacy virtio-blk PCI device: [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 [ 1.212155] arm-smmu-v3 2...
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2016 Dec 20
4
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
Booting Linux on an ARM fastmodel containing an SMMU emulation results in an unexpected I/O page fault from the legacy virtio-blk PCI device: [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 [ 1.212155] arm-smmu-v3 2...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 10
3
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...10, 2017 at 05:51:18PM +0000, Robin Murphy wrote: > From: Will Deacon <will.deacon at arm.com> > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 > [...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 10
3
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...10, 2017 at 05:51:18PM +0000, Robin Murphy wrote: > From: Will Deacon <will.deacon at arm.com> > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 > [...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 11
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...t;> > From: Will Deacon <will.deacon at arm.com> >> > >> > Booting Linux on an ARM fastmodel containing an SMMU emulation results >> > in an unexpected I/O page fault from the legacy virtio-blk PCI device: >> > >> > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >> > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >> > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >> > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >> > [ 1.212075] arm-smmu-v3...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 11
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...t;> > From: Will Deacon <will.deacon at arm.com> >> > >> > Booting Linux on an ARM fastmodel containing an SMMU emulation results >> > in an unexpected I/O page fault from the legacy virtio-blk PCI device: >> > >> > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >> > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >> > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >> > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >> > [ 1.212075] arm-smmu-v3...
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2017 Jan 06
2
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
...8, Jean-Philippe Brucker wrote: > Hi Will, > > On 20/12/16 15:14, Will Deacon wrote: >> Booting Linux on an ARM fastmodel containing an SMMU emulation results >> in an unexpected I/O page fault from the legacy virtio-blk PCI device: >> >> [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >> [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >> [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >> [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >> [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x000000000...
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2017 Jan 06
2
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
...8, Jean-Philippe Brucker wrote: > Hi Will, > > On 20/12/16 15:14, Will Deacon wrote: >> Booting Linux on an ARM fastmodel containing an SMMU emulation results >> in an unexpected I/O page fault from the legacy virtio-blk PCI device: >> >> [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >> [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >> [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >> [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >> [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x000000000...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 12
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...> From: Will Deacon <will.deacon at arm.com> > > > > > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > > > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > > > > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > > > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > > > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > > > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > > > [ 1.212075] arm-smmu-v3 2b...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 12
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...> From: Will Deacon <will.deacon at arm.com> > > > > > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > > > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > > > > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > > > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > > > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > > > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > > > [ 1.212075] arm-smmu-v3 2b...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 13
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...gt; > > > > > > > > > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > > > > > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > > > > > > > > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > > > > > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > > > > > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > > > > > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > > >...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 13
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...gt; > > > > > > > > > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > > > > > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > > > > > > > > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > > > > > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > > > > > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > > > > > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > > >...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 24
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...+0000 > Subject: [PATCH] vring: Force use of DMA API for ARM-based systems with legacy > devices > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 > [...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 24
2
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...+0000 > Subject: [PATCH] vring: Force use of DMA API for ARM-based systems with legacy > devices > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 > [...
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 10
0
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
From: Will Deacon <will.deacon at arm.com> Booting Linux on an ARM fastmodel containing an SMMU emulation results in an unexpected I/O page fault from the legacy virtio-blk PCI device: [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x0000000000000000 [ 1.212155] arm-smmu-v3 2...
[PATCH v2 1/2] virtio_mmio: Set DMA masks appropriately
2017 Jan 10
4
[PATCH v2 1/2] virtio_mmio: Set DMA masks appropriately
Once DMA API usage is enabled, it becomes apparent that virtio-mmio is inadvertently relying on the default 32-bit DMA mask, which leads to problems like rapidly exhausting SWIOTLB bounce buffers. Ensure that we set the appropriate 64-bit DMA mask whenever possible, with the coherent mask suitably limited for the legacy vring as per a0be1db4304f ("virtio_pci: Limit DMA mask to 44 bits for
[PATCH v2 1/2] virtio_mmio: Set DMA masks appropriately
2017 Jan 10
4
[PATCH v2 1/2] virtio_mmio: Set DMA masks appropriately
Once DMA API usage is enabled, it becomes apparent that virtio-mmio is inadvertently relying on the default 32-bit DMA mask, which leads to problems like rapidly exhausting SWIOTLB bounce buffers. Ensure that we set the appropriate 64-bit DMA mask whenever possible, with the coherent mask suitably limited for the legacy vring as per a0be1db4304f ("virtio_pci: Limit DMA mask to 44 bits for
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
2017 Jan 11
0
[PATCH v2 2/2] vring: Force use of DMA API for ARM-based systems
...Robin Murphy wrote: > > From: Will Deacon <will.deacon at arm.com> > > > > Booting Linux on an ARM fastmodel containing an SMMU emulation results > > in an unexpected I/O page fault from the legacy virtio-blk PCI device: > > > > [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: > > [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 > > [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 > > [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 > > [ 1.212075] arm-smmu-v3 2b400000.smmu: 0x00000...
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2017 Jan 09
3
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
...gt;>> >>> On 20/12/16 15:14, Will Deacon wrote: >>>> Booting Linux on an ARM fastmodel containing an SMMU emulation results >>>> in an unexpected I/O page fault from the legacy virtio-blk PCI device: >>>> >>>> [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >>>> [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >>>> [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >>>> [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >>>> [ 1.21207...
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
2017 Jan 09
3
[RFC PATCH] vring: Force use of DMA API for ARM-based systems
...gt;>> >>> On 20/12/16 15:14, Will Deacon wrote: >>>> Booting Linux on an ARM fastmodel containing an SMMU emulation results >>>> in an unexpected I/O page fault from the legacy virtio-blk PCI device: >>>> >>>> [ 1.211721] arm-smmu-v3 2b400000.smmu: event 0x10 received: >>>> [ 1.211800] arm-smmu-v3 2b400000.smmu: 0x00000000fffff010 >>>> [ 1.211880] arm-smmu-v3 2b400000.smmu: 0x0000020800000000 >>>> [ 1.211959] arm-smmu-v3 2b400000.smmu: 0x00000008fa081002 >>>> [ 1.21207...