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author | David Sterba <dsterba@suse.cz> | 2015-04-17 18:20:32 +0200 |
---|---|---|
committer | David Sterba <dsterba@suse.cz> | 2015-04-22 18:21:47 +0200 |
commit | e57dc6c753e5eb1ed240ffefee7c80e22da08999 (patch) | |
tree | 1a7b921865d2d39593241b5c3321e16b39d4b8ab /Documentation | |
parent | 7ffccaf0c3b4d4979d7d74bab3d79d9541a6e665 (diff) |
btrfs-progs: fi resize: accept only directories as paths
Resize of a filesystem image does not work as expected. This has been
confusing and can have bad consequences as people have reported,
resizing the wrong filesystem.
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/btrfs-filesystem.asciidoc | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/btrfs-filesystem.asciidoc b/Documentation/btrfs-filesystem.asciidoc index cefdc8ea..f1c35b67 100644 --- a/Documentation/btrfs-filesystem.asciidoc +++ b/Documentation/btrfs-filesystem.asciidoc @@ -89,8 +89,13 @@ NOTE: the maximum allowable length shall be less than 256 chars // Some wording are extracted by the resize2fs man page *resize* [<devid>:][+/-]<size>[kKmMgGtTpPeE]|[<devid>:]max <path>:: -Resize a filesystem identified by <path> for the underlying device -devid *online*. + +Resize a mounted filesystem identified by directory <path>. A particular device +can be resized by specifying a <devid>. ++ +If <path> is a file containing a btrfs image then resize does not work as +expected and does not resize the image. This would resize the underlying +filesystem instead. ++ The devid can be found with *btrfs filesystem show* and defaults to 1 if not specified. The <size> parameter specifies the new size of the filesystem. |