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SubjectRe: [PATCH] Include asm/siginfo.h in linux/coredump.h
On Thu, 11 Oct 2012 00:04:07 +0200
Richard Weinberger <richard@nod.at> wrote:

> commit 5ab1c30 (coredump: pass siginfo_t* to do_coredump() and below, not merely signr)
> added siginfo_t to linux/coredump.h but forgot to include asm/siginfo.h.
> This breaks the build for UML/i386.
> (And any other arch where asm/siginfo.h is not magically preincluded...)
>
> In file included from arch/x86/um/elfcore.c:2:0:
> include/linux/coredump.h:15:25: error: unknown type name 'siginfo_t'
> make[1]: *** [arch/x86/um/elfcore.o] Error 1
>
> Cc: Denys Vlasenko <vda.linux@googlemail.com>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Amerigo Wang <amwang@redhat.com>
> Cc: "Jonathan M. Foote" <jmfoote@cert.org>
> Cc: Roland McGrath <roland@hack.frob.com>
> Cc: Pedro Alves <palves@redhat.com>
> Cc: Fengguang Wu <fengguang.wu@intel.com>
> Cc: Stephen Rothwell <sfr@canb.auug.org.au>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Signed-off-by: Richard Weinberger <richard@nod.at>
> ---
> include/linux/coredump.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/linux/coredump.h b/include/linux/coredump.h
> index 1775eb8..1d73993 100644
> --- a/include/linux/coredump.h
> +++ b/include/linux/coredump.h
> @@ -4,6 +4,7 @@
> #include <linux/types.h>
> #include <linux/mm.h>
> #include <linux/fs.h>
> +#include <asm/siginfo.h>
>
> /*
> * These are the only things you should do on a core-file: use only these

hm, yes. It would be nice to jsut forward-declare the struct but we
can't do that because it's a pesky typedef.

I wonder if it would be cleaner to just include linux/signal.h? Diving
down into the arch layer is a bit unusual. Doesn't matter, I guess.


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