search for: qinval

Displaying 3 results from an estimated 3 matches for "qinval".

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2012 Jul 11
3
[PATCH] vt-d: fix wrong addr in IOTLB invalidation descriptor
According to vt-d specs, the addr in IOTLB invalidation descriptor should be 4K page aligned. Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com> diff -r 0455d8317631 xen/drivers/passthrough/vtd/qinval.c --- a/xen/drivers/passthrough/vtd/qinval.c Thu Jun 28 18:43:28 2012 +0100 +++ b/xen/drivers/passthrough/vtd/qinval.c Wed Jul 11 08:43:24 2012 +0800 @@ -140,7 +140,7 @@ static int gen_iotlb_inv_dsc(struct iomm qinval_entry->q.iotlb_inv_dsc.hi.am = am; qinval_entry->q.iotl...
2008 Nov 18
6
[PATCH] fix memory allocation from NUMA node for VT-d.
...>root_maddr == 0 ) - iommu->root_maddr = alloc_pgtable_maddr(); + iommu->root_maddr = alloc_pgtable_maddr(NULL); if ( iommu->root_maddr == 0 ) { spin_unlock_irqrestore(&iommu->register_lock, flags); diff -r 5fd51e1e9c79 xen/drivers/passthrough/vtd/qinval.c --- a/xen/drivers/passthrough/vtd/qinval.c Wed Nov 05 10:57:21 2008 +0000 +++ b/xen/drivers/passthrough/vtd/qinval.c Tue Nov 18 17:37:31 2008 +0900 @@ -426,7 +426,7 @@ if ( qi_ctrl->qinval_maddr == 0 ) { - qi_ctrl->qinval_maddr = alloc_pgtable_maddr(); + qi_ctrl-&g...
2011 May 19
5
vcpu-pin cause dom0 kernel panic
I use xen 4.0(dom0 is suse11.sp1,2.6.32 x86_64) on Dell R710 with PERC H700 RAID adapter. --Intel(R) Xeon(R) CPU E5620 @ 2.40GHz --8 CPU cores. --Memory 64G --RAID5 4.5T When I dedicated (pin) a CPU core only for dom0 use. (I specify "dom0_max_vcpus=1 dom0_vcpus_pin" options for Xen) I got dom0 kernel panic error(pin-1-5.30.bmp) When I pin 2 core to dom0, the dom0 system can boot up,