redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

net/mlx4_core: Avoid failing the interrupts test

Browse source 
Test interrupts fails if not all completion vectors called
request_irq. This case happens if only mlx4_en is loaded and
we have more completion vectors than rx rings.

Fixes: c66fa19c40 ('net/mlx4: Add EQ pool')
Signed-off-by: Carol L Soto <clsoto@linux.vnet.ibm.com>
Acked-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Carol L Soto 2015-10-08 15:26:15 +03:00 committed by David S. Miller
parent 85121d6ee6
commit 820d39f3c4
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/net/ethernet/mellanox/mlx4/eq.c
View file

@ -1364,6 +1364,10 @@ int mlx4_test_interrupts(struct mlx4_dev *dev)
* and performing a NOP command
*/
for(i = 0; !err && (i < dev->caps.num_comp_vectors); ++i) {
/* Make sure request_irq was called */
if (!priv->eq_table.eq[i].have_irq)
continue;
/* Temporary use polling for command completions */
mlx4_cmd_use_polling(dev);