On 03/09/2010 04:09 PM, Gleb Natapov wrote:
Provide get_cached_descriptor(), set_cached_descriptor(),
get_segment_selector(), set_segment_selector(), get_gdt(),
write_std() callbacks.
Signed-off-by: Gleb Natapov<gleb@xxxxxxxxxx>
---
arch/x86/include/asm/kvm_emulate.h | 16 +++++
arch/x86/kvm/x86.c | 130 +++++++++++++++++++++++++++++++----
2 files changed, 131 insertions(+), 15 deletions(-)
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index 032d02f..e881618 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -63,6 +63,15 @@ struct x86_emulate_ops {
unsigned int bytes, struct kvm_vcpu *vcpu, u32 *error);
/*
+ * write_std: Write bytes of standard (non-emulated/special) memory.
+ * Used for descriptor writing.
+ * @addr: [IN ] Linear address to which to write.
+ * @val: [OUT] Value write to memory, zero-extended to 'u_long'.
+ * @bytes: [IN ] Number of bytes to write to memory.
+ */
+ int (*write_std)(unsigned long addr, void *val,
+ unsigned int bytes, struct kvm_vcpu *vcpu, u32 *error);
Descriptor writes need an atomic kvm_set_guest_bit(), no?
--
error compiling committee.c: too many arguments to function
--
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