From 46405fa35ddffb0c1e9a0b736e57f33a0dea7e82 Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Wed, 17 Jun 2020 07:14:26 +0200
Subject: [PATCH] src/tools/disks/zfs.rs: add comment

---
 src/tools/disks/zfs.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tools/disks/zfs.rs b/src/tools/disks/zfs.rs
index 22587417..eee47066 100644
--- a/src/tools/disks/zfs.rs
+++ b/src/tools/disks/zfs.rs
@@ -209,6 +209,9 @@ pub fn zpool_list(pool: Option<String>, verbose: bool) -> Result<Vec<ZFSPoolStat
     let mut command = std::process::Command::new("zpool");
     command.args(&["list", "-H", "-p", "-P"]);
 
+    // Note: We do not use -o to define output properties, because zpool command ignores
+    // that completely for special vdevs and devices
+
     if verbose { command.arg("-v"); }
 
     if let Some(pool) = pool { command.arg(pool); }