linux-kernel - Re: [PATCH] All Arch: remove linkage for sys

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Message-ID: <20110826235201.GD18699@fieldses.org>
Date:	Fri, 26 Aug 2011 19:52:01 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Ben Hutchings <ben@...adent.org.uk>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Neil Brown <neilb@...e.de>, linux-nfs@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH] All Arch: remove linkage for sys_nfsservctl system call

On Sat, Aug 27, 2011 at 12:32:58AM +0100, Ben Hutchings wrote:
> On Fri, Aug 26, 2011 at 06:03:11PM -0400, J. Bruce Fields wrote:
> [...]
> > diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
> > index f566518..c9296ab 100644
> > --- a/arch/sparc/kernel/systbls_64.S
> > +++ b/arch/sparc/kernel/systbls_64.S
> > @@ -145,7 +145,7 @@ sys_call_table:
> >  	.word sys_fstatfs64, sys_llseek, sys_mlock, sys_munlock, sys_mlockall
> >  /*240*/	.word sys_munlockall, sys_sched_setparam, sys_sched_getparam, sys_sched_setscheduler, sys_sched_getscheduler
> >  	.word sys_sched_yield, sys_sched_get_priority_max, sys_sched_get_priority_min, sys_sched_rr_get_interval, sys_nanosleep
> > -/*250*/	.word sys_64_mremap, sys_sysctl, sys_getsid, sys_fdatasync, sys_nfsservctl
> > +/*250*/	.word sys_64_mremap, sys_sysctl, sys_getsid, sys_fdatasync, sys_nis_syscall
> [...]
>           	                                                                  ^
> This seems to be a typo for 'sys_ni_syscall'.

Is it?  On a quick skim, both seem to occur.  sys_nis_syscall seems to
point to c_sys_nis_syscall(), which prints a warning and returns
-ENOSYS.  I can't tell what sys_ni_syscall does.

--b.
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