linux-kernel - Re: rcu-walk and dcache scaling tree update and status

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Message-ID: <20101213035021.GA8057@amd>
Date:	Mon, 13 Dec 2010 14:50:21 +1100
From:	Nick Piggin <npiggin@...nel.dk>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Nick Piggin <npiggin@...nel.dk>, Ed Tomlinson <edt@....ca>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Al Viro <viro@...iv.linux.org.uk>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: rcu-walk and dcache scaling tree update and status

On Mon, Dec 13, 2010 at 02:45:55PM +1100, Stephen Rothwell wrote:
> Hi Nick,
> 
> On Mon, 13 Dec 2010 13:59:10 +1100 Nick Piggin <npiggin@...nel.dk> wrote:
> >
> > On Sun, Dec 12, 2010 at 09:53:32PM -0500, Ed Tomlinson wrote:
> > > 
> > > I get this when building:
> > > 
> > > security/security.c: In function 'security_inode_exec_permission':
> > > security/security.c:520: error: 'rcu' undeclared (first use in this function)
> > > security/security.c:520: error: (Each undeclared identifier is reported only once
> > > security/security.c:520: error: for each function it appears in.)
> > > make[1]: *** [security/security.o] Error 1
> > > make: *** [security] Error 2
> > > 
> > > Missing include maybe?
> > 
> > Ah, missed permutation while doing a final build check. `rcu` should
> > just be renamed to `flags`.
> 
> You will, of course never put anything not build tested into a tree for
> linux-next inclusion, right?  ;-)

Right. It will be guaranteed to have been build tested with at least
one .config :)

Which reminds me, I haven't done an allmodconfig recently to see if
I've missed exports...

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