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    Subject[PATCH v4 01/19] ARM: Make the argument to virt_to_phys() "const volatile"
    Date
    Changing the virt_to_phys() argument to "const volatile void *" avoids
    compiler warnings in some situations where this function is used.

    Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
    Cc: Stephen Boyd <sboyd@codeaurora.org>
    Cc: Arnd Bergmann <arnd@arndb.de>
    ---
    arch/arm/include/asm/memory.h | 2 +-
    1 files changed, 1 insertions(+), 1 deletions(-)

    diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
    index 23c2e8e..d0ee74b 100644
    --- a/arch/arm/include/asm/memory.h
    +++ b/arch/arm/include/asm/memory.h
    @@ -188,7 +188,7 @@
    * translation for translating DMA addresses. Use the driver
    * DMA support - see dma-mapping.h.
    */
    -static inline unsigned long virt_to_phys(void *x)
    +static inline unsigned long virt_to_phys(const volatile void *x)
    {
    return __virt_to_phys((unsigned long)(x));
    }


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