[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] x86/EPT: fix super page splitting when resolving EPT_MISCONFIG VM exits
Reported-by: Wei Liu <wei.liu2@xxxxxxxxxx> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> --- a/xen/arch/x86/mm/p2m-ept.c +++ b/xen/arch/x86/mm/p2m-ept.c @@ -352,6 +352,7 @@ bool_t ept_handle_misconfig(uint64_t gpa { if ( ept_split_super_page(p2m, &e, level, level - 1) ) { + atomic_write_ept_entry(&epte[i], e); unmap_domain_page(epte); mfn = e.mfn; continue; Attachment:
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