From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au,
ryabinin.a.a@gmail.com
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: [PATCH V2 01/10] powerpc/mm: Add virt_to_pfn and use this instead of opencoding
Date: Wed, 26 Aug 2015 13:56:09 +0530 [thread overview]
Message-ID: <1440577578-15813-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> (raw)
In-Reply-To: <1440577578-15813-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
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
next prev parent reply other threads:[~2015-08-26 8:26 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-26 8:26 [PATCH V2 00/10] KASan ppc64 support Aneesh Kumar K.V
2015-08-26 8:26 ` Aneesh Kumar K.V [this message]
2015-08-26 8:26 ` [PATCH V2 02/10] kasan: MODULE_VADDR is not available on all archs Aneesh Kumar K.V
2015-08-26 17:00 ` Andrey Ryabinin
2015-08-30 12:33 ` Aneesh Kumar K.V
2015-08-26 8:26 ` [PATCH V2 03/10] kasan: Rename kasan_enabled to kasan_report_enabled Aneesh Kumar K.V
2015-08-26 17:02 ` Andrey Ryabinin
2015-08-26 8:26 ` [PATCH V2 04/10] kasan: Don't use kasan shadow pointer in generic functions Aneesh Kumar K.V
2015-08-26 8:54 ` Aneesh Kumar K.V
2015-08-27 9:42 ` Andrey Ryabinin
2015-08-26 8:26 ` [PATCH V2 05/10] kasan: Enable arch to hook into kasan callbacks Aneesh Kumar K.V
2015-08-27 9:46 ` Andrey Ryabinin
2015-08-30 12:41 ` Aneesh Kumar K.V
2015-08-26 8:26 ` [PATCH V2 06/10] kasan: Allow arch to overrride kasan shadow offsets Aneesh Kumar K.V
2015-08-27 9:48 ` Andrey Ryabinin
2015-08-26 8:26 ` [PATCH V2 07/10] kasan: Make INLINE KASan support arch selectable Aneesh Kumar K.V
2015-08-27 11:55 ` Andrey Ryabinin
2015-08-30 12:50 ` Aneesh Kumar K.V
2015-08-26 8:26 ` [PATCH V2 08/10] kasan: Update feature support file Aneesh Kumar K.V
2015-08-26 8:26 ` [PATCH V2 09/10] kasan: Prevent deadlock in kasan reporting Aneesh Kumar K.V
2015-08-27 12:08 ` Andrey Ryabinin
2015-08-30 12:53 ` Aneesh Kumar K.V
2015-08-26 8:26 ` [PATCH V2 10/10] powerpc/mm: kasan: Add kasan support for ppc64 Aneesh Kumar K.V
2015-08-27 12:16 ` Andrey Ryabinin
2015-08-26 16:37 ` [PATCH V2 00/10] KASan ppc64 support Andrey Ryabinin
2015-08-26 17:14 ` Aneesh Kumar K.V
2018-07-05 16:33 ` Christophe LEROY
2018-07-06 14:11 ` Aneesh Kumar K.V
2018-07-06 14:13 ` Christophe LEROY
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