+run_test 34 "no lock timeout under IO"
+
+test_35() { # bug 17645
+ local generation=[]
+ local count=0
+ for imp in /proc/fs/lustre/mdc/$FSNAME-MDT*-mdc-*; do
+ g=$(awk '/generation/{print $2}' $imp/import)
+ generation[count]=$g
+ let count=count+1
+ done
+
+ mkdir -p $MOUNT1/$tfile
+ cancel_lru_locks mdc
+
+ # Let's initiate -EINTR situation by setting fail_loc and take
+ # write lock on same file from same client. This will not cause
+ # bl_ast yet as lock is already in local cache.
+#define OBD_FAIL_LDLM_INTR_CP_AST 0x317
+ do_facet client "lctl set_param fail_loc=0x80000317"
+ local timeout=`do_facet $SINGLEMDS lctl get_param -n timeout`
+ let timeout=timeout*3
+ local nr=0
+ while test $nr -lt 10; do
+ log "Race attempt $nr"
+ local blk1=`lctl get_param -n ldlm.services.ldlm_cbd.stats | awk '/ldlm_bl_callback/ {print $2}'`
+ test "x$blk1" = "x" && blk1=0
+ createmany -o $MOUNT2/$tfile/a 4000 &
+ pid1=$!
+ sleep 1
+
+ # Let's make conflict and bl_ast
+ ls -la $MOUNT1/$tfile > /dev/null &
+ pid2=$!
+
+ log "Wait for $pid1 $pid2 for $timeout sec..."
+ sleep $timeout
+ kill -9 $pid1 $pid2 > /dev/null 2>&1
+ wait
+ local blk2=`lctl get_param -n ldlm.services.ldlm_cbd.stats | awk '/ldlm_bl_callback/ {print $2}'`
+ test "x$blk2" = "x" && blk2=0
+ test $blk2 -gt $blk1 && break
+ rm -fr $MOUNT1/$tfile/*
+ cancel_lru_locks mdc
+ let nr=nr+1
+ done
+ do_facet client "lctl set_param fail_loc=0x0"
+ df -h $MOUNT1 $MOUNT2
+ count=0
+ for imp in /proc/fs/lustre/mdc/$FSNAME-MDT*-mdc-*; do
+ g=$(awk '/generation/{print $2}' $imp/import)
+ if ! test "$g" -eq "${generation[count]}"; then
+ error "Eviction happened on import $(basename $imp)"
+ fi
+ let count=count+1
+ done
+}
+run_test 35 "-EINTR cp_ast vs. bl_ast race does not evict client"
+
+test_36() { #bug 16417
+ local SIZE
+ local SIZE_B
+ local i
+
+ mkdir -p $DIR1/$tdir
+ $LFS setstripe -c -1 $DIR1/$tdir
+ i=0
+ SIZE=50
+ let SIZE_B=SIZE*1024*1024
+
+ while [ $i -le 10 ]; do
+ lctl mark "start test"
+ local before=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
+ dd if=/dev/zero of=$DIR1/$tdir/file000 bs=1M count=$SIZE
+ sync
+ sleep 1
+ local after_dd=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
+ multiop_bg_pause $DIR2/$tdir/file000 O_r${SIZE_B}c || return 3
+ read_pid=$!
+ rm -f $DIR1/$tdir/file000
+ kill -USR1 $read_pid
+ wait $read_pid
+ sleep 1
+ local after=$($LFS df | awk '{if ($1 ~/^filesystem/) {print $5; exit} }')
+ echo "*** cycle($i) *** before($before):after_dd($after_dd):after($after)"
+ # this free space! not used
+ if [ $after_dd -ge $after ]; then
+ error "space leaked"
+ return 1;
+ fi
+ let i=i+1
+ done
+}
+run_test 36 "handle ESTALE/open-unlink corectly"