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Date: Sun, 01 Jul 2007 03:35:48 -0400 From: Mingming Cao <cmm@...ibm.com> To: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org Subject: [EXT4 set 1][PATCH 1/2] Add noextents mount option Add a mount option to turn off extents. Signed-off-by: Mingming Cao <cmm@...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-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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