[Xen-devel] [PATCH v2 53/55] x86/mm: drop old page table APIs

[Hongyan Xia <hongyax@xxxxxxxxxx>]

From: Wei Liu <wei.liu2@xxxxxxxxxx>

Now that we've switched all users to the new APIs, the old ones aren't
needed anymore.

Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 xen/arch/x86/mm.c          | 16 ----------------
 xen/include/asm-x86/mm.h   |  2 --
 xen/include/asm-x86/page.h |  5 -----
 3 files changed, 23 deletions(-)

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index 5c1d65d267..c9be239d53 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -4850,22 +4850,6 @@ int mmcfg_intercept_write(
     return X86EMUL_OKAY;
 }
 
-void *alloc_xen_pagetable(void)
-{
-    mfn_t mfn;
-
-    mfn = alloc_xen_pagetable_new();
-    ASSERT(!mfn_eq(mfn, INVALID_MFN));
-
-    return map_xen_pagetable_new(mfn);
-}
-
-void free_xen_pagetable(void *v)
-{
-    if ( system_state != SYS_STATE_early_boot )
-        free_xen_pagetable_new(virt_to_mfn(v));
-}
-
 mfn_t alloc_xen_pagetable_new(void)
 {
     if ( system_state != SYS_STATE_early_boot )
diff --git a/xen/include/asm-x86/mm.h b/xen/include/asm-x86/mm.h
index 12a10b270d..4fb79ab8f0 100644
--- a/xen/include/asm-x86/mm.h
+++ b/xen/include/asm-x86/mm.h
@@ -631,8 +631,6 @@ int arch_acquire_resource(struct domain *d, unsigned int 
type,
                           unsigned int nr_frames, xen_pfn_t mfn_list[]);
 
 /* Allocator functions for Xen pagetables. */
-void *alloc_xen_pagetable(void);
-void free_xen_pagetable(void *v);
 mfn_t alloc_xen_pagetable_new(void);
 void *map_xen_pagetable_new(mfn_t mfn);
 void unmap_xen_pagetable_new(void *v);
diff --git a/xen/include/asm-x86/page.h b/xen/include/asm-x86/page.h
index 05a8b1efa6..906ec701a3 100644
--- a/xen/include/asm-x86/page.h
+++ b/xen/include/asm-x86/page.h
@@ -187,11 +187,6 @@ static inline l4_pgentry_t l4e_from_paddr(paddr_t pa, 
unsigned int flags)
 #define l4e_has_changed(x,y,flags) \
     ( !!(((x).l4 ^ (y).l4) & ((PADDR_MASK&PAGE_MASK)|put_pte_flags(flags))) )
 
-/* Pagetable walking. */
-#define l2e_to_l1e(x)              ((l1_pgentry_t *)__va(l2e_get_paddr(x)))
-#define l3e_to_l2e(x)              ((l2_pgentry_t *)__va(l3e_get_paddr(x)))
-#define l4e_to_l3e(x)              ((l3_pgentry_t *)__va(l4e_get_paddr(x)))
-
 #define map_l1t_from_l2e(x)        (l1_pgentry_t 
*)map_domain_page(l2e_get_mfn(x))
 #define map_l2t_from_l3e(x)        (l2_pgentry_t 
*)map_domain_page(l3e_get_mfn(x))
 #define map_l3t_from_l4e(x)        (l3_pgentry_t 
*)map_domain_page(l4e_get_mfn(x))
-- 
2.17.1


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