[v4,22/31] x86: add pv_ prefix to {alloc, free}_page_type

Commit Message

Wei Liu Aug. 17, 2017, 2:44 p.m. UTC

They are only useful for PV guests. Also change preemptible to bool.

Signed-off-by: Wei Liu <[e-mail]>
---
 xen/arch/x86/domain.c    |  2 +-
 xen/arch/x86/mm.c        | 12 ++++++------
 xen/include/asm-x86/mm.h |  4 ++--
 3 files changed, 9 insertions(+), 9 deletions(-)

Patch

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index 9a25c04f6c..8fae38485c 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -1806,7 +1806,7 @@  static int relinquish_memory(
             if ( likely(y == x) )
             {
                 /* No need for atomic update of type_info here: noone else updates it. */
-                switch ( ret = free_page_type(page, x, 1) )
+                switch ( ret = pv_free_page_type(page, x, true) )
                 {
                 case 0:
                     break;
diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index 928f4330e7..1fdae6e1e6 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -2006,8 +2006,8 @@  static void get_page_light(struct page_info *page)
     while ( unlikely(y != x) );
 }
 
-static int alloc_page_type(struct page_info *page, unsigned long type,
-                           int preemptible)
+static int pv_alloc_page_type(struct page_info *page, unsigned long type,
+                              bool preemptible)
 {
     struct domain *owner = page_get_owner(page);
     int rc;
@@ -2079,8 +2079,8 @@  static int alloc_page_type(struct page_info *page, unsigned long type,
 }
 
 
-int free_page_type(struct page_info *page, unsigned long type,
-                   int preemptible)
+int pv_free_page_type(struct page_info *page, unsigned long type,
+                      bool preemptible)
 {
     struct domain *owner = page_get_owner(page);
     unsigned long gmfn;
@@ -2137,7 +2137,7 @@  int free_page_type(struct page_info *page, unsigned long type,
 static int __put_final_page_type(
     struct page_info *page, unsigned long type, int preemptible)
 {
-    int rc = free_page_type(page, type, preemptible);
+    int rc = pv_free_page_type(page, type, preemptible);
 
     /* No need for atomic update of type_info here: noone else updates it. */
     if ( rc == 0 )
@@ -2353,7 +2353,7 @@  static int __get_page_type(struct page_info *page, unsigned long type,
             page->nr_validated_ptes = 0;
             page->partial_pte = 0;
         }
-        rc = alloc_page_type(page, type, preemptible);
+        rc = pv_alloc_page_type(page, type, preemptible);
     }
 
     if ( (x & PGT_partial) && !(nx & PGT_partial) )
diff --git a/xen/include/asm-x86/mm.h b/xen/include/asm-x86/mm.h
index 521a8b1b7b..a5662f327b 100644
--- a/xen/include/asm-x86/mm.h
+++ b/xen/include/asm-x86/mm.h
@@ -302,8 +302,8 @@  static inline void *__page_to_virt(const struct page_info *pg)
                     (PAGE_SIZE / (sizeof(*pg) & -sizeof(*pg))));
 }
 
-int free_page_type(struct page_info *page, unsigned long type,
-                   int preemptible);
+int pv_free_page_type(struct page_info *page, unsigned long type,
+                      bool preemptible);
 
 bool_t fill_ro_mpt(unsigned long mfn);
 void zap_ro_mpt(unsigned long mfn);