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[Xen-changelog] [xen-unstable] x86: Fix mfn_to_virt() to cast MFN to add
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| Subject: | [Xen-changelog] [xen-unstable] x86: Fix mfn_to_virt() to cast MFN to address size. |
| From: | Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx> |
| Date: | Sat, 06 Dec 2008 04:20:12 -0800 |
| Delivery-date: | Sat, 06 Dec 2008 04:20:46 -0800 |
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# HG changeset patch # User Keir Fraser <keir.fraser@xxxxxxxxxx> # Date 1228304316 0 # Node ID 9a6153a89d6642555c9ed4dc386d243c3df23eab # Parent 28d485613eb3666b7e060c10eee9777a93b9eded x86: Fix mfn_to_virt() to cast MFN to address size. Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx> --- xen/include/asm-x86/page.h | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -r 28d485613eb3 -r 9a6153a89d66 xen/include/asm-x86/page.h --- a/xen/include/asm-x86/page.h Wed Dec 03 11:21:34 2008 +0000 +++ b/xen/include/asm-x86/page.h Wed Dec 03 11:38:36 2008 +0000 @@ -228,7 +228,7 @@ void copy_page_sse2(void *, const void * /* Convert between Xen-heap virtual addresses and machine frame numbers. */ #define virt_to_mfn(va) (virt_to_maddr(va) >> PAGE_SHIFT) -#define mfn_to_virt(mfn) (maddr_to_virt(mfn << PAGE_SHIFT)) +#define mfn_to_virt(mfn) (maddr_to_virt((paddr_t)(mfn) << PAGE_SHIFT)) /* Convert between machine frame numbers and page-info structures. */ #define mfn_to_page(mfn) (frame_table + (mfn)) _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-changelog |
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