From: Joe Perches <joe@perches.com>
To: Randy Dunlap <rdunlap@infradead.org>,
Nathan Chancellor <natechancellor@gmail.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>, Eli Cohen <eli@mellanox.com>
Cc: virtualization@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com
Subject: Re: [PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
Date: Fri, 21 Aug 2020 16:24:02 -0700 [thread overview]
Message-ID: <32801506f274e046e329da069839ff75443b2b78.camel@perches.com> (raw)
In-Reply-To: <1975c0a0-c19a-c91e-dc10-2918061cc4e7@infradead.org>
On Fri, 2020-08-21 at 16:13 -0700, Randy Dunlap wrote:
> On 8/21/20 3:50 PM, Nathan Chancellor wrote:
> > Clang warns several times when building for 32-bit ARM along the lines
> > of:
The defines are quite horrible to read.
Maybe:
---
drivers/vdpa/mlx5/net/mlx5_vnet.c | 61 +++++++++++++++++++++++++++-----
-------
1 file changed, 43 insertions(+), 18 deletions(-)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index 9df69d5efe8c..62b6eec713b2 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -15,24 +15,49 @@
#define to_mvdev(__vdev) container_of((__vdev), struct mlx5_vdpa_dev, vdev)
-#define VALID_FEATURES_MASK \
- (BIT(VIRTIO_NET_F_CSUM) | BIT(VIRTIO_NET_F_GUEST_CSUM) | \
- BIT(VIRTIO_NET_F_CTRL_GUEST_OFFLOADS) | BIT(VIRTIO_NET_F_MTU) | BIT(VIRTIO_NET_F_MAC) | \
- BIT(VIRTIO_NET_F_GUEST_TSO4) | BIT(VIRTIO_NET_F_GUEST_TSO6) | \
- BIT(VIRTIO_NET_F_GUEST_ECN) | BIT(VIRTIO_NET_F_GUEST_UFO) | BIT(VIRTIO_NET_F_HOST_TSO4) | \
- BIT(VIRTIO_NET_F_HOST_TSO6) | BIT(VIRTIO_NET_F_HOST_ECN) | BIT(VIRTIO_NET_F_HOST_UFO) | \
- BIT(VIRTIO_NET_F_MRG_RXBUF) | BIT(VIRTIO_NET_F_STATUS) | BIT(VIRTIO_NET_F_CTRL_VQ) | \
- BIT(VIRTIO_NET_F_CTRL_RX) | BIT(VIRTIO_NET_F_CTRL_VLAN) | \
- BIT(VIRTIO_NET_F_CTRL_RX_EXTRA) | BIT(VIRTIO_NET_F_GUEST_ANNOUNCE) | \
- BIT(VIRTIO_NET_F_MQ) | BIT(VIRTIO_NET_F_CTRL_MAC_ADDR) | BIT(VIRTIO_NET_F_HASH_REPORT) | \
- BIT(VIRTIO_NET_F_RSS) | BIT(VIRTIO_NET_F_RSC_EXT) | BIT(VIRTIO_NET_F_STANDBY) | \
- BIT(VIRTIO_NET_F_SPEED_DUPLEX) | BIT(VIRTIO_F_NOTIFY_ON_EMPTY) | \
- BIT(VIRTIO_F_ANY_LAYOUT) | BIT(VIRTIO_F_VERSION_1) | BIT(VIRTIO_F_ACCESS_PLATFORM) | \
- BIT(VIRTIO_F_RING_PACKED) | BIT(VIRTIO_F_ORDER_PLATFORM) | BIT(VIRTIO_F_SR_IOV))
-
-#define VALID_STATUS_MASK \
- (VIRTIO_CONFIG_S_ACKNOWLEDGE | VIRTIO_CONFIG_S_DRIVER | VIRTIO_CONFIG_S_DRIVER_OK | \
- VIRTIO_CONFIG_S_FEATURES_OK | VIRTIO_CONFIG_S_NEEDS_RESET | VIRTIO_CONFIG_S_FAILED)
+#define VALID_FEATURES_MASK \
+ (BIT_ULL(VIRTIO_NET_F_CSUM) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_CSUM) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_GUEST_OFFLOADS) | \
+ BIT_ULL(VIRTIO_NET_F_MTU) | \
+ BIT_ULL(VIRTIO_NET_F_MAC) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_TSO4) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_TSO6) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_ECN) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_UFO) | \
+ BIT_ULL(VIRTIO_NET_F_HOST_TSO4) | \
+ BIT_ULL(VIRTIO_NET_F_HOST_TSO6) | \
+ BIT_ULL(VIRTIO_NET_F_HOST_ECN) | \
+ BIT_ULL(VIRTIO_NET_F_HOST_UFO) | \
+ BIT_ULL(VIRTIO_NET_F_MRG_RXBUF) | \
+ BIT_ULL(VIRTIO_NET_F_STATUS) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_VQ) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_RX) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_VLAN) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_RX_EXTRA) | \
+ BIT_ULL(VIRTIO_NET_F_GUEST_ANNOUNCE) | \
+ BIT_ULL(VIRTIO_NET_F_MQ) | \
+ BIT_ULL(VIRTIO_NET_F_CTRL_MAC_ADDR) | \
+ BIT_ULL(VIRTIO_NET_F_HASH_REPORT) | \
+ BIT_ULL(VIRTIO_NET_F_RSS) | \
+ BIT_ULL(VIRTIO_NET_F_RSC_EXT) | \
+ BIT_ULL(VIRTIO_NET_F_STANDBY) | \
+ BIT_ULL(VIRTIO_NET_F_SPEED_DUPLEX) | \
+ BIT_ULL(VIRTIO_F_NOTIFY_ON_EMPTY) | \
+ BIT_ULL(VIRTIO_F_ANY_LAYOUT) | \
+ BIT_ULL(VIRTIO_F_VERSION_1) | \
+ BIT_ULL(VIRTIO_F_ACCESS_PLATFORM) | \
+ BIT_ULL(VIRTIO_F_RING_PACKED) | \
+ BIT_ULL(VIRTIO_F_ORDER_PLATFORM) | \
+ BIT_ULL(VIRTIO_F_SR_IOV))
+
+#define VALID_STATUS_MASK \
+ (VIRTIO_CONFIG_S_ACKNOWLEDGE | \
+ VIRTIO_CONFIG_S_DRIVER | \
+ VIRTIO_CONFIG_S_DRIVER_OK | \
+ VIRTIO_CONFIG_S_FEATURES_OK | \
+ VIRTIO_CONFIG_S_NEEDS_RESET | \
+ VIRTIO_CONFIG_S_FAILED)
struct mlx5_vdpa_net_resources {
u32 tisn;
next prev parent reply other threads:[~2020-08-21 23:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-21 22:50 [PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms Nathan Chancellor
2020-08-21 23:13 ` Randy Dunlap
2020-08-21 23:20 ` Nathan Chancellor
2020-08-21 23:24 ` Joe Perches [this message]
2020-08-23 6:09 ` Eli Cohen
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