---

yaml --- r: 101772 b: refs/heads/master c: aba46c5 h: refs/heads/master v: v3
git-mirror · Jul 9, 2008 · 6e99f36 · 6e99f36
1 parent b1e1057
commit 6e99f36
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Showing 4 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b845f313d78e4e259ec449909e3bbadf77b53a6d
+refs/heads/master: aba46c5027cb59d98052231b36efcbbde9c77a1d
diff --git a/trunk/include/asm-powerpc/mman.h b/trunk/include/asm-powerpc/mman.h
@@ -10,6 +10,8 @@
  * 2 of the License, or (at your option) any later version.
  */
 
+#define PROT_SAO	0x10		/* Strong Access Ordering */
+
 #define MAP_RENAME      MAP_ANONYMOUS   /* In SunOS terminology */
 #define MAP_NORESERVE   0x40            /* don't reserve swap pages */
 #define MAP_LOCKED	0x80

diff --git a/trunk/include/asm-powerpc/pgtable-ppc64.h b/trunk/include/asm-powerpc/pgtable-ppc64.h
@@ -93,6 +93,9 @@
 #define _PAGE_RW	0x0200 /* software: user write access allowed */
 #define _PAGE_BUSY	0x0800 /* software: PTE & hash are busy */
 
+/* Strong Access Ordering */
+#define _PAGE_SAO	(_PAGE_WRITETHRU | _PAGE_NO_CACHE | _PAGE_COHERENT)
+
 #define _PAGE_BASE	(_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_COHERENT)
 
 #define _PAGE_WRENABLE	(_PAGE_RW | _PAGE_DIRTY)

diff --git a/trunk/include/linux/mm.h b/trunk/include/linux/mm.h
@@ -108,6 +108,7 @@ extern unsigned int kobjsize(const void *objp);
 
 #define VM_CAN_NONLINEAR 0x08000000	/* Has ->fault & does nonlinear pages */
 #define VM_MIXEDMAP	0x10000000	/* Can contain "struct page" and pure PFN pages */
+#define VM_SAO		0x20000000	/* Strong Access Ordering (powerpc) */
 
 #ifndef VM_STACK_DEFAULT_FLAGS		/* arch can override this */
 #define VM_STACK_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS