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| author | Boris Ostrovsky <boris.ostrovsky@oracle.com> | 2015-02-23 11:01:00 -0500 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2015-02-23 16:30:26 +0000 |
| commit | 5054daa285beaf706f051fbd395dc36c9f0f907f (patch) | |
| tree | 94c1f076a07dbeb2a52bcb6b4aa23f7d584b5d6a | |
| parent | facb5732b0bb59ebbc11b5d5abc249e677ddbeb6 (diff) | |
x86/xen: Initialize cr4 shadow for 64-bit PV(H) guests
Commit 1e02ce4cccdc ("x86: Store a per-cpu shadow copy of CR4")
introduced CR4 shadows.
These shadows are initialized in early boot code. The commit missed
initialization for 64-bit PV(H) guests that this patch adds.
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
| -rw-r--r-- | arch/x86/xen/enlighten.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index efee14db009b..5240f563076d 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1758,6 +1758,7 @@ asmlinkage __visible void __init xen_start_kernel(void) #ifdef CONFIG_X86_32 i386_start_kernel(); #else + cr4_init_shadow(); /* 32b kernel does this in i386_start_kernel() */ x86_64_start_reservations((char *)__pa_symbol(&boot_params)); #endif } |