From: Gui Hecheng Date: Mon, 7 Jul 2014 01:54:53 +0000 (+0800) Subject: btrfs-progs: update manpage with new option -f for btrfstune X-Git-Tag: upstream/4.16.1~2702 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7ab92a3e685d7a301df4e9e685f3809f648987b7;p=platform%2Fupstream%2Fbtrfs-progs.git btrfs-progs: update manpage with new option -f for btrfstune The new option -f will force to do dangerous changes. e.g. clear the seeding flag. Signed-off-by: Gui Hecheng [more text from 3db4c0a3d35dd5f8 changelog] Signed-off-by: David Sterba --- diff --git a/Documentation/btrfstune.txt b/Documentation/btrfstune.txt index 56cf66b..d49a974 100644 --- a/Documentation/btrfstune.txt +++ b/Documentation/btrfstune.txt @@ -24,7 +24,14 @@ Enable seeding forces a fs readonly so that you can use it to build other filesy Enable extended inode refs. -x:: Enable skinny metadata extent refs. +-f:: +Allow dangerous changes, e.g. clear the seeding flag +When mounting the new device, btrfs will check whether the seeding flag is set +when try to open seeding device. If the user clears the seeding flag of the +seeding device, the new device will not be mountable. Even setting the seeding +flag back will not fix this problem, because the generation will be changed at +that time. Clear the seeding flag may damage the new filesystem. EXIT STATUS -----------