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Diffstat (limited to 'hurd/running/qemu.mdwn')
| -rw-r--r-- | hurd/running/qemu.mdwn | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/hurd/running/qemu.mdwn b/hurd/running/qemu.mdwn index 512ea602..3648c7d6 100644 --- a/hurd/running/qemu.mdwn +++ b/hurd/running/qemu.mdwn @@ -105,6 +105,16 @@ If your machine supports hardware acceleration, you should really use the kvm va to the command line, see below, if you are running Linux kernels 2.6.37 or 2.6.38 else IRQs may hang sooner or later. The kvm irq problems will be solved in kernel 2.6.39. +IRC, freenode, #hurd, 2012-08-29: + + <braunr> youpi: do you remember which linux versions require the + -no-kvm-irqchip option ? + <braunr> your page indicates 2.6.37-38, but i'm seeing weird things on + 2.6.32 + <braunr> looks like a good thing to use that option all the time actually + <gnu_srs> seems like kvm -h says: -no-kvm-irqchip and man kvm says: + -machine kernel_irqchip=off + /!\ Note that there are known performance issues with KVM on Linux 2.6.39 kernels, compared to 2.6.32: [[!debbug 634149]]. We're preparing on a change on our side to work around this. |