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SubjectRe: [PATCH] spi: spidev: Add 32 bit compat ioctl()
Am 02.02.2011 12:15, schrieb Arnd Bergmann:
> On Wednesday 02 February 2011, Bernhard Walle wrote:
>> Add the compat_ioctl for operations on /dev/spi* so that 32 bit
>> userspace applications can access SPI. As far as I can see all data
>> structure are already prepared for that, so no additional conversion has
>> to be done.
>> My use case is MIPS with N32 userspace ABI and toolchain, and that was
>> also the platform where I tested it successfully (Cavium Octeon).
>> Signed-off-by: Bernhard Walle <>
> I think you now need to #include <linux/compat.h> as well, to get the
> definition of compat_ptr(). Otherwise looks good.

It compiled on my MIPS test environment without that include, but I
adjusted the patch and posted again.

Thanks for reviewing, Arnd!


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