There are a lot of code try to get the pte flags repeatedly, why
not save the result and reuse it in the following code? It can help
to save some CPU cycles and make the code cleaner, no?
I am not sure if this is the right direction, just change one place.
Signed-off-by: Liang Li
---
xen/arch
If hardware support memory protect externsion, expose this feature
to guest by default. Users don't have to use a 'cpuid= ' option in
config file to turn it on.
Signed-off-by: Liang Li
---
tools/libxc/xc_cpufeature.h | 1 +
tools/libxc/xc_cpuid_x86.c | 6 ++
2 files change
There are two duplicated xenvif_zerocopy_callback() definitions.
Remove one of them.
Signed-off-by: Liang Li
---
drivers/net/xen-netback/common.h | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h
index 8a495b3..c6cb85a
There are two duplicated xenvif_zerocopy_callback() definitions.
Remove one of them.
Signed-off-by: Liang Li
---
drivers/net/xen-netback/common.h | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h
index 8a495b3..c6cb85a
If the host EPT entry is changed, the nested EPT should be updated.
the current code does not do this, and it's wrong.
I have tested this patch, the L2 guest can boot and run as normal.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
Reported-by: Tim Deegan
Reviewed-by: Tim Deegan
---
The function netif_set_real_num_tx_queues() will return -EINVAL if
the second parameter < 1, so call this function with the second
parameter set to 0 is meaningless.
Signed-off-by: Liang Li
---
drivers/net/xen-netfront.c | 7 ---
1 file changed, 7 deletions(-)
diff --git a/drivers/net/
If the host EPT entry is changed, the nested EPT should be updated.
the current code does not do this, and it's wrong.
I have tested this patch, the L2 guest can boot and run as normal.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
Reported-by: Tim Deegan
---
xen/arch/x86/mm/p2m-ept.
If the host EPT entry is changed, the nested EPT should be updated.
the current code does not do this, and it's wrong.
I have tested this patch, the L2 guest can boot and run as normal.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
Reported-by: Tim Deegan
---
xen/arch/x86/mm/p2m-ept.
If the host EPT entry is changed, the nested EPT should be updated.
The current code does not do this, and it's wrong.
Reported-by: Tim Deegan
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
---
xen/arch/x86/mm/p2m-ept.c | 4
1 file changed, 4 insertions(+)
diff --git a/xen/arc
If the host EPT entry is changed, the nested EPT should be updated.
The current code does not do this, and it's wrong.
Reported-by: Tim Deegan
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
---
xen/arch/x86/mm/p2m-ept.c | 4
1 file changed, 4 insertions(+)
diff --git a/xen/arc
... making the code better document itself. No functional change
intended.
Signed-off-by: Liang Li
---
xen/arch/x86/hvm/vmx/vmx.c | 11 ++-
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/xen/arch/x86/hvm/vmx/vmx.c b/xen/arch/x86/hvm/vmx/vmx.c
index 6c4f78c..892a3bc 100644
... making the code better document itself. No functional change
intended.
Signed-off-by: Liang Li
---
xen/arch/x86/hvm/vmx/vmx.c | 11 ++-
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/xen/arch/x86/hvm/vmx/vmx.c b/xen/arch/x86/hvm/vmx/vmx.c
index 6c4f78c..5e90027 100644
d prevent the device's related QemuOpts object from
being released properly, and then trigger the bug when the device is
re-attached.
I sent a patch to fix a similar bug before, but the patch could not
fix the issue completely.
Signed-off-by: Liang Li
---
hw/xen/xen_pt.c | 18 +++
, while bits 10:8 in the IDT-vectoring information field is
2, bit 3 in the interruptibility-state field should be cleared to avoid
the next VM entry fail.
Signed-off-by: Liang Li
---
xen/arch/x86/hvm/vmx/vmx.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/xen/arch/x86
mmu(d) becoming true, force the p2m_memory_type_changed
and flush_all when the first device is assigned to guest to amend this
issue.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
Acked-by: Kevin Tian
---
xen/arch/x86/hvm/mtrr.c | 2 +-
xen/drivers/passthrough/pci.c | 7 +++
2
assigned to guest to amend this issue.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
---
xen/arch/x86/hvm/mtrr.c | 2 +-
xen/drivers/passthrough/pci.c | 5 +
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/xen/arch/x86/hvm/mtrr.c b/xen/arch/x86/hvm/mtrr.c
index
Before the chang, if setting iommu=0 option in xen boot option, the
painc info is "Couldn't enable IOMMU and iomm=required/force", this
will confuse the users because the iommu has been disabled.
Signed-off-by: Liang Li
---
xen/arch/x86/apic.c | 5 +
1 file changed, 5 inse
ror: libxl_qmp.c:287:qmp_handle_error_response: receive
an error message from QMP server: Duplicate ID 'pci-pt-03_10.1'
for device.
The count of calling xen_pt_region_add and xen_pt_region_del are
not the same will cause the XenPCIPassthroughState and it's related
QemuOpts object not be released
nge is
okay for shadow mode case.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
---
tools/libxc/xc_cpuid_x86.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c
index a18b1ff..c97f91a 100644
--- a/tools/libxc/xc_cpuid_x86.c
++
If hardware support the 1GB pages, expose the feature to guest by
default. Users don't have to use a 'cpuid= ' option in config fil
e to turn it on.
Signed-off-by: Liang Li
Signed-off-by: Yang Zhang
---
tools/libxc/xc_cpuid_x86.c | 3 +++
xen/arch/x86/hvm/hvm.c | 2 +-
2 f
If hardware support the pdpe1gb flag, expose it to guest by default.
Users don't have to use a 'cpuid= ' option in config file to turn
it on.
Signed-off-by: Liang Li
---
tools/libxc/xc_cpuid_x86.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/libxc/xc_cpuid_x86.
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