diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_spq.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_spq.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_spq.c b/drivers/net/ethernet/qlogic/qed/qed_spq.c index 259a6156c761..6c05402ea4dc 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_spq.c +++ b/drivers/net/ethernet/qlogic/qed/qed_spq.c @@ -54,11 +54,10 @@ static void qed_spq_blocking_cb(struct qed_hwfn *p_hwfn, comp_done = (struct qed_spq_comp_done *)cookie; - comp_done->done = 0x1; - comp_done->fw_return_code = fw_return_code; + comp_done->fw_return_code = fw_return_code; - /* make update visible to waiting thread */ - smp_wmb(); + /* Make sure completion done is visible on waiting thread */ + smp_store_release(&comp_done->done, 0x1); } static int __qed_spq_block(struct qed_hwfn *p_hwfn, @@ -74,8 +73,9 @@ static int __qed_spq_block(struct qed_hwfn *p_hwfn, while (iter_cnt--) { /* Validate we receive completion update */ - smp_rmb(); - if (comp_done->done == 1) { + if (READ_ONCE(comp_done->done) == 1) { + /* Read updated FW return value */ + smp_read_barrier_depends(); if (p_fw_ret) *p_fw_ret = comp_done->fw_return_code; return 0; |