From: Andrew Morton Subject: Re: [EXT4 set 1][PATCH 1/2] Add noextents mount option Date: Tue, 10 Jul 2007 16:30:12 -0700 Message-ID: <20070710163012.6e0ded75.akpm@linux-foundation.org> References: <1183275348.4010.118.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org To: cmm@us.ibm.com Return-path: In-Reply-To: <1183275348.4010.118.camel@localhost.localdomain> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Sun, 01 Jul 2007 03:35:48 -0400 Mingming Cao wrote: > Add a mount option to turn off extents. Please update the changelog to describe the reason for making this change. > Signed-off-by: Mingming Cao > --- > 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/