* [PATCH] powerpc/mm: Add virt_to_pfn and use this instead of opencoding
@ 2015-09-03 7:50 Aneesh Kumar K.V
2015-10-02 7:47 ` Michael Ellerman
0 siblings, 1 reply; 2+ messages in thread
From: Aneesh Kumar K.V @ 2015-09-03 7:50 UTC (permalink / raw)
To: mpe; +Cc: linuxppc-dev, Aneesh Kumar K.V
This add helper virt_to_pfn and remove the opencoded usage of the
same.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
arch/powerpc/include/asm/page.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h
index 71294a6e976e..168ca67e39b3 100644
--- a/arch/powerpc/include/asm/page.h
+++ b/arch/powerpc/include/asm/page.h
@@ -127,9 +127,10 @@ extern long long virt_phys_offset;
#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && (pfn) < max_mapnr)
#endif
-#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
+#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT)
+#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
-#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
+#define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr))
/*
* On Book-E parts we need __va to parse the device tree and we can't
--
2.5.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: powerpc/mm: Add virt_to_pfn and use this instead of opencoding
2015-09-03 7:50 [PATCH] powerpc/mm: Add virt_to_pfn and use this instead of opencoding Aneesh Kumar K.V
@ 2015-10-02 7:47 ` Michael Ellerman
0 siblings, 0 replies; 2+ messages in thread
From: Michael Ellerman @ 2015-10-02 7:47 UTC (permalink / raw)
To: Aneesh Kumar K.V; +Cc: linuxppc-dev, Aneesh Kumar K.V
On Thu, 2015-03-09 at 07:50:56 UTC, "Aneesh Kumar K.V" wrote:
> This add helper virt_to_pfn and remove the opencoded usage of the
> same.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/65d3223a853ac8598694064c
cheers
^ permalink raw reply [flat|nested] 2+ messages in thread
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