diff options
Diffstat (limited to 'src/priv-preface.tex')
| -rw-r--r-- | src/priv-preface.tex | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/priv-preface.tex b/src/priv-preface.tex index 0ca835c..c4e5383 100644 --- a/src/priv-preface.tex +++ b/src/priv-preface.tex @@ -45,8 +45,9 @@ portability problems in practice: \item PMP changes require an SFENCE.VMA on any hart that implements page-based virtual memory, even if VM is not currently enabled. \item Allowed for speculative updates of page table entry A bits. -\item Clarify that PTEs with reserved bits set should trigger page-fault - exceptions. +\item Clarify that PTEs with reserved bits set and non-leaf PTEs with D, A, + or U set should trigger page-fault exceptions when accessed by the + address-translation algorithm. \end{itemize} Additionally, the following compatible changes have been made since version |