Re: [PATCH net-next 02/10] net/mlx4_core: Mask out host side virtualization features for guests
From: David Miller <davem@davemloft.net>
Date: 2014-12-09 19:40:48
From: Or Gerlitz <redacted> Date: Thu, 4 Dec 2014 15:13:47 +0200
quoted hunk ↗ jump to hunk
@@ -1053,6 +1053,11 @@ int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, field &= ~0x80; MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET); + /* turn off host side virt features (VST, FSM, etc) for guests */ + MLX4_GET(field32, outbox->buf, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); + field32 &= ~((1 << 26) | (1 << 21) | (1 << 20)); + MLX4_PUT(outbox->buf, field32, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); +
Please use mnenomics instead of magic constants for this, thanks.