diff options
Diffstat (limited to 'system/xen/xsa/xsa251.patch')
| -rw-r--r-- | system/xen/xsa/xsa251.patch | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/system/xen/xsa/xsa251.patch b/system/xen/xsa/xsa251.patch deleted file mode 100644 index 582ef622eb..0000000000 --- a/system/xen/xsa/xsa251.patch +++ /dev/null @@ -1,21 +0,0 @@ -From: Jan Beulich <jbeulich@suse.com> -Subject: x86/paging: don't unconditionally BUG() on finding SHARED_M2P_ENTRY - -PV guests can fully control the values written into the P2M. - -This is XSA-251. - -Signed-off-by: Jan Beulich <jbeulich@suse.com> -Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com> - ---- a/xen/arch/x86/mm/paging.c -+++ b/xen/arch/x86/mm/paging.c -@@ -274,7 +274,7 @@ void paging_mark_pfn_dirty(struct domain - return; - - /* Shared MFNs should NEVER be marked dirty */ -- BUG_ON(SHARED_M2P(pfn_x(pfn))); -+ BUG_ON(paging_mode_translate(d) && SHARED_M2P(pfn_x(pfn))); - - /* - * Values with the MSB set denote MFNs that aren't really part of the |