From 597590da7412485ccdcb71ca909fbc5f73ec2aa1 Mon Sep 17 00:00:00 2001 From: Alasdair G Kergon Date: Tue, 7 Aug 2012 20:20:16 +0100 Subject: [PATCH] man: expand lvchange --discard entry --- man/lvchange.8.in | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/man/lvchange.8.in b/man/lvchange.8.in index beb77a86b..e58d79ceb 100644 --- a/man/lvchange.8.in +++ b/man/lvchange.8.in @@ -73,7 +73,12 @@ logical volume's allocation policy to contiguous, if all of the allocated physical extents are already contiguous. .TP .BR \-\-discard " {" \fIignore | \fInopassdown | \fIpassdown } -Change discard behavior. +Set this to \fIignore\fP to ignore any discards received by a +thin pool Logical Volume. Set to \fInopassdown\fP to process such +discards within the thin pool itself and allow the no-longer-needed +extents to be overwritten by new data. Set to \fIpassdown\fP to +process them both within the thin pool itself and to pass them down +the underlying device. .TP .B \-\-resync Forces the complete resynchronization of a mirror. In normal -- 2.43.5