From: Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx> Let's wait the inflight permits before free it. Signed-off-by: Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx> Reviewed-by: Md Haris Iqbal <haris.iqbal@xxxxxxxxxxxxxxx> Signed-off-by: Jack Wang <jinpu.wang@xxxxxxxxxxxxxxx> --- drivers/infiniband/ulp/rtrs/rtrs-clt.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 99fc34950032..6a5b72ad5ba1 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -1318,6 +1318,12 @@ static int alloc_permits(struct rtrs_clt *clt) static void free_permits(struct rtrs_clt *clt) { + if (clt->permits_map) { + size_t sz = clt->queue_depth; + + wait_event(clt->permits_wait, + find_first_bit(clt->permits_map, sz) >= sz); + } kfree(clt->permits_map); clt->permits_map = NULL; kfree(clt->permits); @@ -2607,19 +2613,8 @@ static struct rtrs_clt *alloc_clt(const char *sessname, size_t paths_num, return clt; } -static void wait_for_inflight_permits(struct rtrs_clt *clt) -{ - if (clt->permits_map) { - size_t sz = clt->queue_depth; - - wait_event(clt->permits_wait, - find_first_bit(clt->permits_map, sz) >= sz); - } -} - static void free_clt(struct rtrs_clt *clt) { - wait_for_inflight_permits(clt); free_permits(clt); free_percpu(clt->pcpu_path); mutex_destroy(&clt->paths_ev_mutex); -- 2.25.1