On Tue, 2010-10-26 at 10:08 +0200, Ingo Molnar wrote:
> * Zimny Lech <napohybelskurwysynom2010@xxxxxxxxx> wrote:
>
> > 2010/10/6 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>:
> > > Hi all,
> > >
> > > Changes since 20101005:
> >
> > It looka like a bug or a beetle or something like that
> >
> > /home/test/linux-2.6/fs/nfs/nfsroot.c: In function 'nfs_root_debug':
> > /home/test/linux-2.6/fs/nfs/nfsroot.c:110:2: error: 'nfs_debug'
> > undeclared (first use in this function)
> > /home/test/linux-2.6/fs/nfs/nfsroot.c:110:2: note: each undeclared
> > identifier is reported only once for each function it appears in
> > make[3]: *** [fs/nfs/nfsroot.o] Error 1
> > make[2]: *** [fs/nfs] Error 2
> > make[1]: *** [fs] Error 2
> > make: *** [sub-make] Error 2
>
> This build bug has now been pushed upstream and triggers rather easily. Trond?
>
> Thanks,
>
> Ingo
Grrr.... Chuck, I forwarded this report to you almost 3 weeks ago.
Anyhow, does the following fix the bug?
Cheers
Trond
----------------------------------------------------------------------------------------
NFS: Fix a compile issue in nfs_root
From: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
Stephen Rothwell reports:
> /home/test/linux-2.6/fs/nfs/nfsroot.c: In function 'nfs_root_debug':
> /home/test/linux-2.6/fs/nfs/nfsroot.c:110:2: error: 'nfs_debug'
> undeclared (first use in this function)
> /home/test/linux-2.6/fs/nfs/nfsroot.c:110:2: note: each undeclared
> identifier is reported only once for each function it appears in
> make[3]: *** [fs/nfs/nfsroot.o] Error 1
> make[2]: *** [fs/nfs] Error 2
> make[1]: *** [fs] Error 2
> make: *** [sub-make] Error 2
Which is caused by commit 306a075362a288683f6346185f97dd0e06df19da
(NFS: Allow NFSROOT debugging messages to be enabled dynamically)
Fix is to disable this code when RPC_DEBUG is disabled.
Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---
fs/nfs/nfsroot.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c
index 460df36..903908a 100644
--- a/fs/nfs/nfsroot.c
+++ b/fs/nfs/nfsroot.c
@@ -101,6 +101,7 @@ static char nfs_export_path[NFS_MAXPATHLEN + 1] __initdata = "";
/* server:export path string passed to super.c */
static char nfs_root_device[NFS_MAXPATHLEN + 1] __initdata = "";
+#ifdef RPC_DEBUG
/*
* When the "nfsrootdebug" kernel command line option is specified,
* enable debugging messages for NFSROOT.
@@ -112,6 +113,7 @@ static int __init nfs_root_debug(char *__unused)
}
__setup("nfsrootdebug", nfs_root_debug);
+#endif
/*
* Parse NFS server and directory information passed on the kernel
--
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