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[xen staging] x86/EPT: drop "tm" field of EPT entry



commit 305c2c3abf8228989f7a6f6d8e698ca088c8dc42
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Tue Aug 31 17:42:28 2021 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Aug 31 17:42:28 2021 +0200

    x86/EPT: drop "tm" field of EPT entry
    
    VT-d spec 3.2 converted this bit (back) to reserved. Since there's no
    use of it anywhere in the tree, simply rename it and adjust its comment.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>
---
 xen/include/asm-x86/hvm/vmx/vmx.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/xen/include/asm-x86/hvm/vmx/vmx.h 
b/xen/include/asm-x86/hvm/vmx/vmx.h
index 0deb507490..85530d2e0e 100644
--- a/xen/include/asm-x86/hvm/vmx/vmx.h
+++ b/xen/include/asm-x86/hvm/vmx/vmx.h
@@ -46,8 +46,7 @@ typedef union {
         mfn         :   40, /* bits 51:12 - Machine physical frame number */
         sa_p2mt     :   6,  /* bits 57:52 - Software available 2 */
         access      :   4,  /* bits 61:58 - p2m_access_t */
-        tm          :   1,  /* bit 62 - VT-d transient-mapping hint in
-                               shared EPT/VT-d usage */
+        _rsvd       :   1,  /* bit 62 - reserved */
         suppress_ve :   1;  /* bit 63 - suppress #VE */
     };
     u64 epte;
--
generated by git-patchbot for /home/xen/git/xen.git#staging



 


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