Re: mmotm 2009-01-14-20-31 uploaded (gfs2)
From: Andrew Morton
Date: Fri Jan 16 2009 - 11:50:39 EST
On Fri, 16 Jan 2009 10:20:03 +0000 Steven Whitehouse <swhiteho@xxxxxxxxxx> wrote:
> Hi,
>
> On Thu, 2009-01-15 at 11:13 -0800, Randy Dunlap wrote:
> > akpm@xxxxxxxxxxxxxxxxxxxx wrote:
> > > The mm-of-the-moment snapshot 2009-01-14-20-31 has been uploaded to
> > >
> > > http://userweb.kernel.org/~akpm/mmotm/
> > >
> > > and will soon be available at
> > >
> > > git://git.zen-sources.org/zen/mmotm.git
> >
> >
> > when CONFIG_FILE_LOCKING=n:
> >
> > mmotm-2009-0114-2031/fs/gfs2/ops_file.c:746: error: 'generic_setlease' undeclared here (not in a function)
> >
> >
> > since generic_setlease() is a macro/define in that case.
> >
> Hmm, it looks like I'll have to do this, in that case:
>
> diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
> index 99d726f..4580335 100644
> --- a/fs/gfs2/ops_file.c
> +++ b/fs/gfs2/ops_file.c
> @@ -743,7 +743,9 @@ const struct file_operations *gfs2_file_fops_nolock = &(const struct file_operat
> .fsync = gfs2_fsync,
> .splice_read = generic_file_splice_read,
> .splice_write = generic_file_splice_write,
> +#ifdef CONFIG_FILE_LOCKING
> .setlease = generic_setlease,
> +#endif /* CONFIG_FILE_LOCKING */
> };
>
> const struct file_operations *gfs2_dir_fops_nolock = &(const struct file_operations){
>
>
> which is not ideal, but I don't see any easy way to avoid the #ifdef,
>
Take a look in fs.h:
#define generic_setlease(a, b, c) ({ -EINVAL; })
If that wasn't a stupid macro, your code would have compiled and ran
just as intended.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/