Displaying 2 results from an estimated 2 matches for "f1a75".
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2012 Jul 21
2
Xen PCI/VGA passthrough failing on Ubuntu 12.04 (64-bit)
...#39;ve been trying to set up a VGA-passthrough on my Ubuntu 12.04 box to run
Windows (for gaming) while leaving my RAID-5 array available (managed by
Linux). First, here are the machine specs:
CPU: AMD A8-3870K 3.4GHz Quad-Core APU
GPU: APU-integrated AMD Radeon 6550 (shared memory)
Mobo: ASUS F1A75-V EVO with AMD-virtualization enabled in UEFI-BIOS
RAM: 8GB DDR3 1866 G-Skill Sniper (2x4GB)
OS: Ubuntu 12.04 64-bit (Desktop Edition) with Xen packages installed (no
custom kernel or modules, everything from repos). I''m running GNOME 3
fallback with the open-source Radeon driver, but...
2012 Apr 10
7
[PATCH v3 1/2] xen: enter/exit lazy_mmu_mode around m2p_override calls
This patch is a significant performance improvement for the
m2p_override: about 6% using the gntdev device.
Each m2p_add/remove_override call issues a MULTI_grant_table_op and a
__flush_tlb_single if kmap_op != NULL. Batching all the calls together
is a great performance benefit because it means issuing one hypercall
total rather than two hypercall per page.
If paravirt_lazy_mode is set