---

yaml --- r: 39553 b: refs/heads/master c: 99a10a6 h: refs/heads/master i: 39551: f65257b v: v3
git-mirror · Oct 13, 2006 · 8191753 · 8191753
1 parent cba3a90
commit 8191753
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a5344a9555fffd045218aced89afd6ca0f884e10
+refs/heads/master: 99a10a60ba9bedcf5d70ef81414d3e03816afa3f
diff --git a/trunk/drivers/char/mem.c b/trunk/drivers/char/mem.c
@@ -292,8 +292,8 @@ static int mmap_kmem(struct file * file, struct vm_area_struct * vma)
 {
 	unsigned long pfn;
 
-	/* Turn a kernel-virtual address into a physical page frame */
-	pfn = __pa((u64)vma->vm_pgoff << PAGE_SHIFT) >> PAGE_SHIFT;
+	/* Turn a pfn offset into an absolute pfn */
+	pfn = PFN_DOWN(virt_to_phys((void *)PAGE_OFFSET)) + vma->vm_pgoff;
 
 	/*
 	 * RED-PEN: on some architectures there is more mapped memory