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(parent: c831a4a) | patch
scsi: aacraid: Fix DMAR issues with iommu=pt
authorRaghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Wed, 10 May 2017 16:39:36 +0000 (09:39 -0700)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 13 Jun 2017 00:47:59 +0000 (20:47 -0400)
commit8105d39d0e7600ebbcce5827c11f15bf77c73af5
tree42d374aef495aaa26692e8b2ca9c8b92c6b22632tree | snapshot
parentc831a4a08636d5462a0f9eb479771e2f65ad0378commit | diff
scsi: aacraid: Fix DMAR issues with iommu=pt

The driver changed the DMA consistent map after consistent memory was
allocated, this invalidated the IOMMU identity mapping. The fix was to
make sure that we set the DMA consistent mask setting once depending on
the controller card.

Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Reviewed-by: Dave Carroll <david.carroll@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/aacraid/aachba.c diff | blob | history
drivers/scsi/aacraid/commsup.c diff | blob | history
drivers/scsi/aacraid/linit.c diff | blob | history
Linux kernel for KaRo TX COM modules