From the vcpu_guest_context structure. PVHv2 uses it in the same exact
way as HVM guests, and from the hypervisor point of view PVHv2 is not
even a different guest type, so only mention HVM in the public
headers.
Reported-by: Andrew Cooper <andrew.coop...@citrix.com>
Signed-off-by: Roger Pau Monné <roger....@citrix.com>
---
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Cc: George Dunlap <george.dun...@eu.citrix.com>
Cc: Ian Jackson <ian.jack...@eu.citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
Cc: Stefano Stabellini <sstabell...@kernel.org>
Cc: Tim Deegan <t...@xen.org>
Cc: Wei Liu <wei.l...@citrix.com>
---
xen/include/public/arch-x86/xen.h | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/xen/include/public/arch-x86/xen.h
b/xen/include/public/arch-x86/xen.h
index f21332e897..8732c875f2 100644
--- a/xen/include/public/arch-x86/xen.h
+++ b/xen/include/public/arch-x86/xen.h
@@ -162,14 +162,10 @@ typedef uint64_t tsc_timestamp_t; /* RDTSC timestamp */
* The following is all CPU context. Note that the fpu_ctxt block is filled
* in by FXSAVE if the CPU has feature FXSR; otherwise FSAVE is used.
*
- * Also note that when calling DOMCTL_setvcpucontext and VCPUOP_initialise
- * for HVM and PVH guests, not all information in this structure is updated:
- *
- * - For HVM guests, the structures read include: fpu_ctxt (if
- * VGCT_I387_VALID is set), flags, user_regs, debugreg[*]
- *
- * - PVH guests are the same as HVM guests, but additionally use ctrlreg[3] to
- * set cr3. All other fields not used should be set to 0.
+ * Also note that when calling DOMCTL_setvcpucontext and VCPUOP_initialise for
+ * HVM guests, not all information in this structure is updated, the structure
+ * read include: fpu_ctxt (if VGCT_I387_VALID is set), flags, user_regs and
+ * debugreg[*].
*/
struct vcpu_guest_context {
/* FPU registers come first so they can be aligned for FXSAVE/FXRSTOR. */
--
2.11.0 (Apple Git-81)
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