bnx2x: First slow path interrupt race

The "read for interrupts" flag must be set before enabling slow-path
interrupts as well (and not just before fast-path interrupts)

Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 9 deletions

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index b573951600d..7c533797c06 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -4812,6 +4812,15 @@ static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
         bnx2x_init_context(bp);
         bnx2x_init_internal(bp, load_code);
         bnx2x_init_ind_table(bp);
+        bnx2x_stats_init(bp);
+
+        /* At this point, we are ready for interrupts */
+        atomic_set(&bp->intr_sem, 0);
+
+        /* flush all before enabling interrupts */
+        mb();
+        mmiowb();
+
         bnx2x_int_enable(bp);
 }
 
@@ -6420,17 +6429,8 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
                 }
         }
 
-        bnx2x_stats_init(bp);
-
         bp->state = BNX2X_STATE_OPENING_WAIT4_PORT;
 
-        /* Enable Rx interrupt handling before sending the ramrod
-           as it's completed on Rx FP queue */
-        bnx2x_napi_enable(bp);
-
-        /* Enable interrupt handling */
-        atomic_set(&bp->intr_sem, 0);
-
         rc = bnx2x_setup_leading(bp);
         if (rc) {
                 BNX2X_ERR("Setup leading failed!\n");