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authorStefano Garzarella <sgarzare@redhat.com>2022-06-30 18:32:19 +0300
committerMichael S. Tsirkin <mst@redhat.com>2022-08-11 11:26:07 +0300
commit42a84c09eff355d895723866b1a5ff48f093112a (patch)
tree625d84cf5a38f97ccdeac5b5cd901d3d93d23b73 /drivers/vdpa/vdpa_sim
parenta335b33f4f354c5b77a79d505708f6d2f486ceab (diff)
downloadlinux-42a84c09eff355d895723866b1a5ff48f093112a.tar.xz
vdpa_sim_blk: use dev_dbg() to print errors
Use dev_dbg() instead of dev_err()/dev_warn() to avoid flooding the host with prints, when the guest driver is misbehaving. In this way, prints can be dynamically enabled when the vDPA block simulator is used to validate a driver. Suggested-by: Jason Wang <jasowang@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> Message-Id: <20220630153221.83371-2-sgarzare@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vdpa/vdpa_sim')
-rw-r--r--drivers/vdpa/vdpa_sim/vdpa_sim_blk.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c
index 42d401d43911..a83a5c76f620 100644
--- a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c
+++ b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c
@@ -76,13 +76,13 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
return false;
if (vq->out_iov.used < 1 || vq->in_iov.used < 1) {
- dev_err(&vdpasim->vdpa.dev, "missing headers - out_iov: %u in_iov %u\n",
+ dev_dbg(&vdpasim->vdpa.dev, "missing headers - out_iov: %u in_iov %u\n",
vq->out_iov.used, vq->in_iov.used);
return false;
}
if (vq->in_iov.iov[vq->in_iov.used - 1].iov_len < 1) {
- dev_err(&vdpasim->vdpa.dev, "request in header too short\n");
+ dev_dbg(&vdpasim->vdpa.dev, "request in header too short\n");
return false;
}
@@ -96,7 +96,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
bytes = vringh_iov_pull_iotlb(&vq->vring, &vq->out_iov, &hdr,
sizeof(hdr));
if (bytes != sizeof(hdr)) {
- dev_err(&vdpasim->vdpa.dev, "request out header too short\n");
+ dev_dbg(&vdpasim->vdpa.dev, "request out header too short\n");
return false;
}
@@ -110,7 +110,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
switch (type) {
case VIRTIO_BLK_T_IN:
if (!vdpasim_blk_check_range(sector, to_push)) {
- dev_err(&vdpasim->vdpa.dev,
+ dev_dbg(&vdpasim->vdpa.dev,
"reading over the capacity - offset: 0x%llx len: 0x%zx\n",
offset, to_push);
status = VIRTIO_BLK_S_IOERR;
@@ -121,7 +121,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
vdpasim->buffer + offset,
to_push);
if (bytes < 0) {
- dev_err(&vdpasim->vdpa.dev,
+ dev_dbg(&vdpasim->vdpa.dev,
"vringh_iov_push_iotlb() error: %zd offset: 0x%llx len: 0x%zx\n",
bytes, offset, to_push);
status = VIRTIO_BLK_S_IOERR;
@@ -133,7 +133,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
case VIRTIO_BLK_T_OUT:
if (!vdpasim_blk_check_range(sector, to_pull)) {
- dev_err(&vdpasim->vdpa.dev,
+ dev_dbg(&vdpasim->vdpa.dev,
"writing over the capacity - offset: 0x%llx len: 0x%zx\n",
offset, to_pull);
status = VIRTIO_BLK_S_IOERR;
@@ -144,7 +144,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
vdpasim->buffer + offset,
to_pull);
if (bytes < 0) {
- dev_err(&vdpasim->vdpa.dev,
+ dev_dbg(&vdpasim->vdpa.dev,
"vringh_iov_pull_iotlb() error: %zd offset: 0x%llx len: 0x%zx\n",
bytes, offset, to_pull);
status = VIRTIO_BLK_S_IOERR;
@@ -157,7 +157,7 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
vdpasim_blk_id,
VIRTIO_BLK_ID_BYTES);
if (bytes < 0) {
- dev_err(&vdpasim->vdpa.dev,
+ dev_dbg(&vdpasim->vdpa.dev,
"vringh_iov_push_iotlb() error: %zd\n", bytes);
status = VIRTIO_BLK_S_IOERR;
break;
@@ -167,8 +167,8 @@ static bool vdpasim_blk_handle_req(struct vdpasim *vdpasim,
break;
default:
- dev_warn(&vdpasim->vdpa.dev,
- "Unsupported request type %d\n", type);
+ dev_dbg(&vdpasim->vdpa.dev,
+ "Unsupported request type %d\n", type);
status = VIRTIO_BLK_S_IOERR;
break;
}