Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O

Shaohua Li wrote:

DMA remapping just uses ACPI table to tell which dma remapping engine a
pci device is controlled by at boot time. At run time, DMA remapping
hasn't any interactive with ACPI.


The Linux kernel _really_ wants a non-ACPI way to detect this.

Just use the hardware registers themselves, you don't need an ACPI table.

	Jeff


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Follow-Ups:
- Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
  - From: Ashok Raj <[email protected]>

References:
- [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
  - From: Ashok Raj <[email protected]>
- Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
  - From: Jeff Garzik <[email protected]>
- Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
  - From: Shaohua Li <[email protected]>

Prev by Date: Re: [PATCH] x86_64/acpi: make kernel to be compiled when CONFIG_ACPI_NUMA is set and power management with acpi is not enabled
Next by Date: Re: [patch 0/8] unprivileged mount syscall
Previous by thread: Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
Next by thread: Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Netfilter] [Bugtraq] [Photo] [Stuff] [Gimp] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Video 4 Linux] [Linux for the blind] [Linux Resources]