On Fri, Feb 15, 2008 at 10:43:19PM -0800, Andrew Morton wrote:
> On Fri, 15 Feb 2008 22:39:43 -0800 Andrew Morton <[EMAIL PROTECTED]> wrote:
>
> > Cunningly, current git-nfsd causes this, with ia64 allmodconfig:
> >
> > .config:3397:warning: trying to assign nonexistent symbol NFSD_TCP
> > In file included from arch/ia64/ia32/sys_ia32.c:59:
> > arch/ia64/ia32/ia32priv.h:297:1: warning: "elf_check_arch" redefined
> > In file included from include/linux/elf.h:7,
> > from include/linux/module.h:14,
> > from include/linux/textsearch.h:9,
> > from include/linux/skbuff.h:26,
> > from include/linux/icmpv6.h:79,
> > from include/linux/ipv6.h:197,
> > from include/net/ipv6.h:18,
> > from include/linux/sunrpc/svcauth.h:18,
> > from include/linux/sunrpc/svc.h:18,
> > from arch/ia64/ia32/sys_ia32.c:37:
> > include/asm/elf.h:19:1: warning: this is the location of the previous
> > definition
>
> Easy fix:
>
> --- a/include/linux/sunrpc/svcauth.h~git-nfsd-fix
> +++ a/include/linux/sunrpc/svcauth.h
> @@ -15,7 +15,6 @@
> #include <linux/sunrpc/msg_prot.h>
> #include <linux/sunrpc/cache.h>
> #include <linux/hash.h>
> -#include <net/ipv6.h>
>
> #define SVC_CRED_NGROUPS 32
> struct svc_cred {
> @@ -25,6 +24,7 @@ struct svc_cred {
> };
>
> struct svc_rqst; /* forward decl */
> +struct in6_addr;
>
> /* Authentication is done in the context of a domain.
> *
> _
>
>
> This should have been done in the first place, IMO. Avoid header file
> dependencies, faster compile, avoid crap like the above.
OK. So as a general rule, we should skip the include any time when a
few structure declarations would suffice?
Hm. It also seems wrong that sys_ia32.c would need to include so many
nfsd/sunrpc headers. It looks like that should be easy to fix with a
better organization of the nfsd headers--I'll do that, assuming it's
considered worthwhile....
--b.
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