... get memory above 4G... >2. reserve some dma32 range early before we try to set up memmap for all. >and release that before pci_iommu_alloc, so gart or swiotlb could get some >range under 4g limit for sure. Funny we had (1) before vmemmap for ...

linux-kernel - Andi Kleen - Mar 7 2008 - 19:20

... make memmap allocation get memory above 4G... > >2. reserve some dma32 range early before we try to set up memmap for all. > >and release that before pci_iommu_alloc, so gart or swiotlb could get some > >range under 4g limit ...

linux-kernel - Yinghai Lu - Mar 7 2008 - 21:45

linux-kernel - Yinghai Lu - Mar 7 2008 - 19:02

using free_bootmem directly Signed-off-by: Yinghai Lu Index: linux-2.6/arch/x86/kernel/pci-dma.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/pci-dma.c +++ linux-

linux-kernel - Yinghai Lu - Apr 17 2008 - 14:24