From: Mingming Cao <cmm@us.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-ext4@vger.kernel.org
Subject: Re: [EXT4 set 1][PATCH 1/2] Add noextents mount option
Date: Tue, 10 Jul 2007 16:48:33 -0400 [thread overview]
Message-ID: <1184100513.3759.31.camel@localhost.localdomain> (raw)
In-Reply-To: <20070710163012.6e0ded75.akpm@linux-foundation.org>
On Tue, 2007-07-10 at 16:30 -0700, Andrew Morton wrote:
> On Sun, 01 Jul 2007 03:35:48 -0400
> Mingming Cao <cmm@us.ibm.com> wrote:
>
> > Add a mount option to turn off extents.
>
> Please update the changelog to describe the reason for making this change.
>
>
Sure, I will update the changelog, mainly this is for wide testing of
extents feature in ext4dev.
> > Signed-off-by: Mingming Cao <cmm@us.ibm.com>
> > ---
> > Index: linux-2.6.22-rc4/fs/ext4/super.c
> > ===================================================================
> > --- linux-2.6.22-rc4.orig/fs/ext4/super.c 2007-06-11 17:02:18.000000000 -0700
> > +++ linux-2.6.22-rc4/fs/ext4/super.c 2007-06-11 17:02:22.000000000 -0700
> > @@ -725,7 +725,7 @@
> > Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota,
> > Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_quota, Opt_noquota,
> > Opt_ignore, Opt_barrier, Opt_err, Opt_resize, Opt_usrquota,
> > - Opt_grpquota, Opt_extents,
> > + Opt_grpquota, Opt_extents, Opt_noextents,
> > };
> >
> > static match_table_t tokens = {
> > @@ -776,6 +776,7 @@
> > {Opt_usrquota, "usrquota"},
> > {Opt_barrier, "barrier=%u"},
> > {Opt_extents, "extents"},
> > + {Opt_noextents, "noextents"},
> > {Opt_err, NULL},
> > {Opt_resize, "resize"},
> > };
> > @@ -1111,6 +1112,9 @@
> > case Opt_extents:
> > set_opt (sbi->s_mount_opt, EXTENTS);
> > break;
> > + case Opt_noextents:
> > + clear_opt (sbi->s_mount_opt, EXTENTS);
> > + break;
> > default:
> > printk (KERN_ERR
> > "EXT4-fs: Unrecognized mount option \"%s\" "
> >
> >
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> > Please read the FAQ at http://www.tux.org/lkml/
prev parent reply other threads:[~2007-07-10 20:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-01 7:35 [EXT4 set 1][PATCH 1/2] Add noextents mount option Mingming Cao
2007-07-10 23:30 ` Andrew Morton
2007-07-10 20:48 ` Mingming Cao [this message]
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