Re: mips build failure

[Wu Zhangjin <wuzhangjin@gmail.com>]

On Sun, 2009-04-19 at 17:24 +1000, Stephen Rothwell wrote:
> Hi Ralf,
> 
> You probably already now about this, but our build (mips ip32_defconfig)
> of Linus' tree (commit aefe6475720bd5eb8aacbc881488f3aa65618562 "Merge
> branch 'upstream-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev") gets
> these errors (we have actually been getting these errors since 2.6.30-rc1):
> 
> In file included from arch/mips/include/asm/compat.h:7,
>                  from include/linux/compat.h:15,
>                  from arch/mips/kernel/asm-offsets.c:12:
> include/linux/seccomp.h: In function 'prctl_get_seccomp':
> include/linux/seccomp.h:30: error: 'EINVAL' undeclared (first use in this 
> function)
> include/linux/seccomp.h:30: error: (Each undeclared identifier is reported 
> only once
> include/linux/seccomp.h:30: error: for each function it appears in.)
> include/linux/seccomp.h: In function 'prctl_set_seccomp':
> include/linux/seccomp.h:35: error: 'EINVAL' undeclared (first use in this 
> function)
> 

perhaps you can fix it like this:

include/linux/seccomp.h

 22 #else /* CONFIG_SECCOMP */
 23 
 24 +#include <asm-generic/errno-base.h>
 25 
 26 typedef struct { } seccomp_t;

in reality, there is a previous email sent by Ralf for it:

http://lkml.indiana.edu/hypermail/linux/kernel/0904.2/01152.html

> Bisected down to commit ac44021fccd8f1f2b267b004f23a2e8d7ef05f7b
> "kmemtrace, rcu: don't include unnecessary headers, allow kmemtrace w/
> tracepoints".
> 
> http://kisskb.ellerman.id.au/kisskb/buildresult/330240/