X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fscripts%2Flustre_rmmod;h=a4f81d885674ff783bb178a66ddcc7b7b4de09ed;hp=2f6b6c29a2c99d844cc0feb0a0123b5ffb2dc1b7;hb=d821adb626e050206f1b4605f1159cf65ad22af5;hpb=d2d56f38da01001c92a09afc6b52b5acbd9bc13c

diff --git a/lustre/scripts/lustre_rmmod b/lustre/scripts/lustre_rmmod
index 2f6b6c2..a4f81d8 100755
--- a/lustre/scripts/lustre_rmmod
+++ b/lustre/scripts/lustre_rmmod
@@ -4,9 +4,39 @@
 # manually did a 'lctl network up'.
 ###############################################################################
 
-SRCDIR=`dirname $0`
-PATH=$PWD/$SRCDIR:$SRCDIR:$SRCDIR/../utils:$PATH
+FSTYPE=${1:-ldiskfs}
+
+TMP=${TMP:-/tmp}
+LUSTRE=${LUSTRE:-$(cd $(dirname $0)/..; echo $PWD)}
+LCTL=${LCTL:-"$LUSTRE/utils/lctl"}
+[ ! -f "$LCTL" ] && export LCTL=$(which lctl 2> /dev/null)
+
+RMMOD=rmmod
+if [ `uname -r | cut -c 3` -eq 4 ]; then
+    RMMOD="modprobe -r"
+fi
+
+unload_dep_module() {
+    # libcfs                107852  17 llite_lloop,lustre,obdfilter,ost,...
+    local MODULE=$1
+    local DEPS="$(lsmod | awk '($1 == "'$MODULE'") { print $4 }' | tr ',' ' ')"
+    for SUBMOD in $DEPS; do
+        unload_dep_module $SUBMOD
+    done
+    [ "$MODULE" = "libcfs" ] && $LCTL dk $TMP/debug >/dev/null || true
+    $RMMOD $MODULE 2>/dev/null || true
+    return 0
+}
+
+lsmod | grep obdclass > /dev/null && $LCTL dl
+lsmod | grep $FSTYPE > /dev/null && unload_dep_module $FSTYPE
+lsmod | grep libcfs > /dev/null && unload_dep_module libcfs
+
+MODULES=$($LCTL modules | awk '{ print $2 }')
+if [ -n "$MODULES" ]; then
+    echo "Modules still loaded: "
+    echo $MODULES
+    exit 1
+fi
+exit 0
 
-lctl modules | awk '{ print $2 }' | xargs rmmod >/dev/null 2>&1
-# do it again, in case we tried to unload the lnd's too early
-lsmod | grep lnet > /dev/null && lctl modules | awk '{ print $2 }' | xargs rmmod