[xen staging] x86/p2m: the recalc hook is HVM-only

[patchbot@xxxxxxx]

commit ab305d365550a1cd91e58f8a9ff52b980f813380
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Mon May 3 15:28:33 2021 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon May 3 15:28:33 2021 +0200

    x86/p2m: the recalc hook is HVM-only
    
    Exclude functions involved in its use from !HVM builds, thus making it
    possible to exclude the hook as well.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
 xen/arch/x86/mm/p2m-pt.c  | 2 +-
 xen/arch/x86/mm/p2m.c     | 6 ------
 xen/include/asm-x86/p2m.h | 2 +-
 3 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/xen/arch/x86/mm/p2m-pt.c b/xen/arch/x86/mm/p2m-pt.c
index 4a70ee4f19..efbe5fd195 100644
--- a/xen/arch/x86/mm/p2m-pt.c
+++ b/xen/arch/x86/mm/p2m-pt.c
@@ -1173,8 +1173,8 @@ void p2m_pt_init(struct p2m_domain *p2m)
 {
     p2m->set_entry = p2m_pt_set_entry;
     p2m->get_entry = p2m_pt_get_entry;
-    p2m->recalc = do_recalc;
 #ifdef CONFIG_HVM
+    p2m->recalc = do_recalc;
     p2m->change_entry_type_global = p2m_pt_change_entry_type_global;
     p2m->change_entry_type_range = p2m_pt_change_entry_type_range;
 #endif
diff --git a/xen/arch/x86/mm/p2m.c b/xen/arch/x86/mm/p2m.c
index 0e469369b9..ad388e0802 100644
--- a/xen/arch/x86/mm/p2m.c
+++ b/xen/arch/x86/mm/p2m.c
@@ -1182,8 +1182,6 @@ void p2m_change_type_range(struct domain *d,
     p2m_unlock(hostp2m);
 }
 
-#endif /* CONFIG_HVM */
-
 /*
  * Finish p2m type change for gfns which are marked as need_recalc in a range.
  * Uses the current p2m's max_mapped_pfn to further clip the invalidation
@@ -1234,7 +1232,6 @@ int p2m_finish_type_change(struct domain *d,
     if ( rc < 0 )
         goto out;
 
-#ifdef CONFIG_HVM
     if ( unlikely(altp2m_active(d)) )
     {
         unsigned int i;
@@ -1252,7 +1249,6 @@ int p2m_finish_type_change(struct domain *d,
                     goto out;
             }
     }
-#endif
 
  out:
     p2m_unlock(hostp2m);
@@ -1260,8 +1256,6 @@ int p2m_finish_type_change(struct domain *d,
     return rc;
 }
 
-#ifdef CONFIG_HVM
-
 /*
  * Returns:
  *    0              for success
diff --git a/xen/include/asm-x86/p2m.h b/xen/include/asm-x86/p2m.h
index 1ed7da9473..979fc83d02 100644
--- a/xen/include/asm-x86/p2m.h
+++ b/xen/include/asm-x86/p2m.h
@@ -259,9 +259,9 @@ struct p2m_domain {
                                     p2m_query_t q,
                                     unsigned int *page_order,
                                     bool_t *sve);
+#ifdef CONFIG_HVM
     int                (*recalc)(struct p2m_domain *p2m,
                                  unsigned long gfn);
-#ifdef CONFIG_HVM
     void               (*enable_hardware_log_dirty)(struct p2m_domain *p2m);
     void               (*disable_hardware_log_dirty)(struct p2m_domain *p2m);
     void               (*flush_hardware_cached_dirty)(struct p2m_domain *p2m);
--
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