raid-check: allow to run on a single device

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 11 insertions, 4 deletions

diff --git a/raid-check b/raid-check
index 2b7f7f2..81d3876 100755
--- a/raid-check
+++ b/raid-check
@@ -1,5 +1,12 @@
-#!/bin/sh
+#!/bin/bash
+
+if (($#>0)); then
+	for d in "$@"; do
+	  echo check > /sys/block/$d/md/sync_action
+	done
+else
+	for f in /sys/block/md*/md/sync_action; do
+	  echo check > $f
+	done
+fi
 
-for f in /sys/block/md*/md/sync_action; do
-  echo check > $f
-done