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From: Laura Abbott <labbott@redhat.com>
To: Mark Rutland <mark.rutland@arm.com>,
	Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	Will Deacon <will.deacon@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Florian Fainelli <f.fainelli@gmail.com>
Cc: Laura Abbott <labbott@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCHv7 09/11] arm64: Add cast for virt_to_pfn
Date: Tue, 10 Jan 2017 13:35:48 -0800	[thread overview]
Message-ID: <1484084150-1523-10-git-send-email-labbott@redhat.com> (raw)
In-Reply-To: <1484084150-1523-1-git-send-email-labbott@redhat.com>


virt_to_pfn lacks a cast at the top level. Don't rely on __virt_to_phys
and explicitly cast to unsigned long.

Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Laura Abbott <labbott@redhat.com>
---
 arch/arm64/include/asm/memory.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
index f80a8e4..cd6e3ee 100644
--- a/arch/arm64/include/asm/memory.h
+++ b/arch/arm64/include/asm/memory.h
@@ -209,7 +209,7 @@ static inline void *phys_to_virt(phys_addr_t x)
 #define __pa(x)			__virt_to_phys((unsigned long)(x))
 #define __va(x)			((void *)__phys_to_virt((phys_addr_t)(x)))
 #define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
-#define virt_to_pfn(x)      __phys_to_pfn(__virt_to_phys(x))
+#define virt_to_pfn(x)      __phys_to_pfn(__virt_to_phys((unsigned long)(x)))
 
 /*
  *  virt_to_page(k)	convert a _valid_ virtual address to struct page *
-- 
2.7.4

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  parent reply	other threads:[~2017-01-10 21:36 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-10 21:35 [PATCHv7 00/11] CONFIG_DEBUG_VIRTUAL for arm64 Laura Abbott
2017-01-10 21:35 ` [PATCHv7 01/11] lib/Kconfig.debug: Add ARCH_HAS_DEBUG_VIRTUAL Laura Abbott
2017-01-10 21:35 ` [PATCHv7 02/11] mm/cma: Cleanup highmem check Laura Abbott
2017-01-10 21:35 ` [PATCHv7 03/11] mm: Introduce lm_alias Laura Abbott
2017-01-10 21:35 ` [PATCHv7 04/11] kexec: Switch to __pa_symbol Laura Abbott
2017-01-10 21:35 ` [PATCHv7 05/11] mm/kasan: Switch to using __pa_symbol and lm_alias Laura Abbott
2017-01-10 21:35 ` [PATCHv7 06/11] mm/usercopy: Switch to using lm_alias Laura Abbott
2017-01-10 21:35 ` [PATCHv7 07/11] drivers: firmware: psci: Use __pa_symbol for kernel symbol Laura Abbott
2017-01-10 21:35 ` [PATCHv7 08/11] arm64: Move some macros under #ifndef __ASSEMBLY__ Laura Abbott
2017-01-10 21:35 ` Laura Abbott [this message]
2017-01-10 21:35 ` [PATCHv7 10/11] arm64: Use __pa_symbol for kernel symbols Laura Abbott
2017-01-10 21:35 ` [PATCHv7 11/11] arm64: Add support for CONFIG_DEBUG_VIRTUAL Laura Abbott
2017-01-12 17:33 ` [PATCHv7 00/11] CONFIG_DEBUG_VIRTUAL for arm64 Will Deacon

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