LU-12017 ldlm: DoM truncate deadlock

[fs/lustre-release.git] / lustre / tests / sanity-dom.sh

diff --git a/lustre/tests/sanity-dom.sh b/lustre/tests/sanity-dom.sh
index 41b29eb..0b2ecd3 100644 (file)
--- a/lustre/tests/sanity-dom.sh
+++ b/lustre/tests/sanity-dom.sh
@@ -106,6 +106,41 @@ test_4() {
 }
 run_test 4 "DoM: glimpse doesn't produce duplicated locks"
 
+test_5() {
+       local before=$(date +%s)
+       local evict
+
+       dd if=/dev/zero of=$DIR/$tfile bs=4096 count=1 || return 1
+
+       multiop_bg_pause $DIR/$tfile O_Ac || return 1
+       setxattr=$!
+
+       multiop_bg_pause $DIR/$tfile O_Tc || return 1
+       truncate=$!
+
+       multiop $DIR2/$tfile Ow10 || return 1
+
+       getfattr -d $DIR2/$tfile
+
+#define OBD_FAIL_LLITE_TRUNCATE_INODE_PAUSE        0x1415
+       $LCTL set_param fail_loc=0x80001415 fail_val=5
+       kill -USR1 $truncate
+       sleep 1
+       multiop $DIR2/$tfile Ow10 &
+       sleep 1
+       kill -USR1 $setxattr
+
+       wait
+
+       evict=$(do_facet client $LCTL get_param mdc.$FSNAME-MDT*.state |
+         awk -F"[ [,]" '/EVICTED ]$/ { if (mx<$5) {mx=$5;} } END { print mx }')
+
+       [ -z "$evict" ] || [[ $evict -le $before ]] ||
+               (do_facet client $LCTL get_param mdc.$FSNAME-MDT*.state;
+                       error "eviction happened: $evict before:$before")
+}
+run_test 5 "DoM truncate deadlock"
+
 test_6() {
        $MULTIOP $DIR1/$tfile Oz40960w100_z200w100c &
        MULTIPID=$!