Messages in this thread | | | Date | Tue, 20 Jan 2009 16:16:26 -0800 (PST) | Subject | Re: Confusion in usr/include/asm-generic/fcntl.h | From | David Miller <> |
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From: Jaswinder Singh Rajput <jaswinder@kernel.org> Date: Wed, 21 Jan 2009 05:34:17 +0530
> usr/include/asm-generic/fcntl.h is giving 2 'make headers_check' warnings: > usr/include/asm-generic/fcntl.h:127: leaks CONFIG_64BIT to userspace where it is not valid > usr/include/asm-generic/fcntl.h:149: leaks CONFIG_64BIT to userspace where it is not valid > > usr/include/asm-generic/fcntl.h: ... > #ifndef CONFIG_64BIT will always be true for userspace. So what is the use of #ifndef CONFIG_64BIT ?
Good catch.
This file needs to test for 64-bit'ness using some non-CONFIG_* test. And the standard built-in CPP macros which can be used to check for that are different on every platform.
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