Messages in this thread | | | Subject | Re: [RESEND][PATCH 07/10][SCSI]mpt2sas: Added Reply Descriptor Post Queue (RDPQ) Array support | From | "Martin K. Petersen" <> | Date | Wed, 26 Apr 2017 18:25:23 -0400 |
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Sreekanth,
> We need to satisfy this condition on those system where 32 bit dma > consistent mask is not supported and it only supports 64 bit dma > consistent mask. So on these system we can't set > pci_set_consistent_dma_mask() to DMA_BIT_MASK(32).
Which systems are you talking about?
It seems a bit unrealistic to require all devices to support 64-bit DMA.
-- Martin K. Petersen Oracle Linux Engineering
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