Displaying 20 results from an estimated 116 matches for "virtio_scsi_cmd_resp".
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...ne processing this command
*
* This is scheduled in the vhost work queue so we are called with the owner
@@ -377,12 +354,18 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
{
struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
vs_completion_work);
+ struct virtio_scsi_cmd_resp v_rsp;
struct tcm_vhost_cmd *tv_cmd;
+ struct llist_node *llnode;
+ struct se_cmd *se_cmd;
+ int ret;
- while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs))) {
- struct virtio_scsi_cmd_resp v_rsp;
- struct se_cmd *se_cmd = &tv_cmd->tvc_se_cmd;
- int ret;
+ llnode = llist_del_all(&...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...ne processing this command
*
* This is scheduled in the vhost work queue so we are called with the owner
@@ -377,12 +354,18 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
{
struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
vs_completion_work);
+ struct virtio_scsi_cmd_resp v_rsp;
struct tcm_vhost_cmd *tv_cmd;
+ struct llist_node *llnode;
+ struct se_cmd *se_cmd;
+ int ret;
- while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs))) {
- struct virtio_scsi_cmd_resp v_rsp;
- struct se_cmd *se_cmd = &tv_cmd->tvc_se_cmd;
- int ret;
+ llnode = llist_del_all(&...
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...otify(&vs->dev, vq);
@@ -637,6 +641,28 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+ tv_tpg = vs->vs_tpg[target];
+
+ /* Target does not exist, fail the request */
+ if (unlikely(!tv_tpg)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = __copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &a...
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...otify(&vs->dev, vq);
@@ -637,6 +641,28 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+ tv_tpg = vs->vs_tpg[target];
+
+ /* Target does not exist, fail the request */
+ if (unlikely(!tv_tpg)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = __copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &a...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
..._disable_notify(&vs->dev, vq);
@@ -637,6 +636,35 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+
+ /* Target does not exit, fail the request */
+ if (unlikely(target >= vs->vs_num_target)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
..._disable_notify(&vs->dev, vq);
@@ -637,6 +636,35 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+
+ /* Target does not exit, fail the request */
+ if (unlikely(target >= vs->vs_num_target)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &...
2017 Nov 09
2
[PATCH] vhost/scsi: Use safe iteration in vhost_scsi_complete_cmd_work()
...it a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 046f6d2..46539ca 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -519,7 +519,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
vs_completion_work);
DECLARE_BITMAP(signal, VHOST_SCSI_MAX_VQ);
struct virtio_scsi_cmd_resp v_rsp;
- struct vhost_scsi_cmd *cmd;
+ struct vhost_scsi_cmd *cmd, *t;
struct llist_node *llnode;
struct se_cmd *se_cmd;
struct iov_iter iov_iter;
@@ -527,7 +527,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
bitmap_zero(signal, VHOST_SCSI_MAX_VQ);
llnode = llist...
2017 Nov 09
2
[PATCH] vhost/scsi: Use safe iteration in vhost_scsi_complete_cmd_work()
...it a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 046f6d2..46539ca 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -519,7 +519,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
vs_completion_work);
DECLARE_BITMAP(signal, VHOST_SCSI_MAX_VQ);
struct virtio_scsi_cmd_resp v_rsp;
- struct vhost_scsi_cmd *cmd;
+ struct vhost_scsi_cmd *cmd, *t;
struct llist_node *llnode;
struct se_cmd *se_cmd;
struct iov_iter iov_iter;
@@ -527,7 +527,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
bitmap_zero(signal, VHOST_SCSI_MAX_VQ);
llnode = llist...
2013 Feb 05
0
[PATCH v3] tcm_vhost: Multi-target support
...ex_lock(&vq->mutex);
@@ -635,6 +641,28 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+ tv_tpg = vs->vs_tpg[target];
+
+ /* Target does not exist, fail the request */
+ if (unlikely(!tv_tpg)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = __copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &a...
2013 Feb 05
0
[PATCH v3] tcm_vhost: Multi-target support
...ex_lock(&vq->mutex);
@@ -635,6 +641,28 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
break;
}
+ /* Extract the tpgt */
+ target = v_req.lun[1];
+ tv_tpg = vs->vs_tpg[target];
+
+ /* Target does not exist, fail the request */
+ if (unlikely(!tv_tpg)) {
+ struct virtio_scsi_cmd_resp __user *resp;
+ struct virtio_scsi_cmd_resp rsp;
+
+ memset(&rsp, 0, sizeof(rsp));
+ rsp.response = VIRTIO_SCSI_S_BAD_TARGET;
+ resp = vq->iov[out].iov_base;
+ ret = __copy_to_user(resp, &rsp, sizeof(rsp));
+ if (!ret)
+ vhost_add_used_and_signal(&vs->dev,
+ &a...
2020 Jun 02
0
[PATCH RFC 11/13] vhost/scsi: switch to buf APIs
...;
__set_bit(vq, signal);
@@ -793,7 +808,7 @@ static void vhost_scsi_submission_work(struct work_struct *work)
static void
vhost_scsi_send_bad_target(struct vhost_scsi *vs,
struct vhost_virtqueue *vq,
- int head, unsigned out)
+ struct vhost_buf *buf, unsigned out)
{
struct virtio_scsi_cmd_resp __user *resp;
struct virtio_scsi_cmd_resp rsp;
@@ -804,7 +819,7 @@ vhost_scsi_send_bad_target(struct vhost_scsi *vs,
resp = vq->iov[out].iov_base;
ret = __copy_to_user(resp, &rsp, sizeof(rsp));
if (!ret)
- vhost_add_used_and_signal(&vs->dev, vq, head, 0);
+ vhost_scsi_signal...
2020 Jun 07
0
[PATCH RFC v5 11/13] vhost/scsi: switch to buf APIs
...;
__set_bit(vq, signal);
@@ -793,7 +808,7 @@ static void vhost_scsi_submission_work(struct work_struct *work)
static void
vhost_scsi_send_bad_target(struct vhost_scsi *vs,
struct vhost_virtqueue *vq,
- int head, unsigned out)
+ struct vhost_buf *buf, unsigned out)
{
struct virtio_scsi_cmd_resp __user *resp;
struct virtio_scsi_cmd_resp rsp;
@@ -804,7 +819,7 @@ vhost_scsi_send_bad_target(struct vhost_scsi *vs,
resp = vq->iov[out].iov_base;
ret = __copy_to_user(resp, &rsp, sizeof(rsp));
if (!ret)
- vhost_add_used_and_signal(&vs->dev, vq, head, 0);
+ vhost_scsi_signal...
2017 Jan 12
1
[patch] vhost/scsi: silence uninitialized variable warning
...st_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
struct iov_iter out_iter, in_iter, prot_iter, data_iter;
u64 tag;
u32 exp_data_len, data_direction;
- unsigned out, in;
+ unsigned int out = 0, in = 0;
int head, ret, prot_bytes;
size_t req_size, rsp_size = sizeof(struct virtio_scsi_cmd_resp);
size_t out_size, in_size;
2017 Jan 12
1
[patch] vhost/scsi: silence uninitialized variable warning
...st_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
struct iov_iter out_iter, in_iter, prot_iter, data_iter;
u64 tag;
u32 exp_data_len, data_direction;
- unsigned out, in;
+ unsigned int out = 0, in = 0;
int head, ret, prot_bytes;
size_t req_size, rsp_size = sizeof(struct virtio_scsi_cmd_resp);
size_t out_size, in_size;
2015 Feb 02
3
[target:for-next 16/21] drivers/vhost/scsi.c:1081:5: sparse: symbol 'vhost_skip_iovec_bytes' was not declared. Should it be static?
tree: git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending.git for-next
head: 2936f1d4f3e8247bd519feba7892371d5e4c6603
commit: 105acf608f25d5e0d9fef669299a5438b7b114ee [16/21] vhost/scsi: Add ANY_LAYOUT vhost_skip_iovec_bytes helper
reproduce:
# apt-get install sparse
git checkout 105acf608f25d5e0d9fef669299a5438b7b114ee
make ARCH=x86_64 allmodconfig
make C=1
2015 Feb 02
3
[target:for-next 16/21] drivers/vhost/scsi.c:1081:5: sparse: symbol 'vhost_skip_iovec_bytes' was not declared. Should it be static?
tree: git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending.git for-next
head: 2936f1d4f3e8247bd519feba7892371d5e4c6603
commit: 105acf608f25d5e0d9fef669299a5438b7b114ee [16/21] vhost/scsi: Add ANY_LAYOUT vhost_skip_iovec_bytes helper
reproduce:
# apt-get install sparse
git checkout 105acf608f25d5e0d9fef669299a5438b7b114ee
make ARCH=x86_64 allmodconfig
make C=1
2012 Jul 26
2
[RFC-v5] tcm_vhost: Initial merge for vhost level target fabric driver
...n access the vring.
+ */
+static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
+{
+ struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
+ vs_completion_work);
+ struct tcm_vhost_cmd *tv_cmd;
+
+ while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs)) != NULL) {
+ struct virtio_scsi_cmd_resp v_rsp;
+ struct se_cmd *se_cmd = &tv_cmd->tvc_se_cmd;
+ int ret;
+
+ pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__,
+ tv_cmd, se_cmd->residual_count, se_cmd->scsi_status);
+
+ memset(&v_rsp, 0, sizeof(v_rsp));
+ v_rsp.resid = se_cmd->residual_count;...
2012 Jul 26
2
[RFC-v5] tcm_vhost: Initial merge for vhost level target fabric driver
...n access the vring.
+ */
+static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
+{
+ struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
+ vs_completion_work);
+ struct tcm_vhost_cmd *tv_cmd;
+
+ while ((tv_cmd = vhost_scsi_get_cmd_from_completion(vs)) != NULL) {
+ struct virtio_scsi_cmd_resp v_rsp;
+ struct se_cmd *se_cmd = &tv_cmd->tvc_se_cmd;
+ int ret;
+
+ pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__,
+ tv_cmd, se_cmd->residual_count, se_cmd->scsi_status);
+
+ memset(&v_rsp, 0, sizeof(v_rsp));
+ v_rsp.resid = se_cmd->residual_count;...
2014 Nov 24
0
[PATCH v3 37/41] virtio_scsi: v1.0 support
...UT PI Number of bytes */
- u32 pi_bytesin; /* DataIN PI Number of bytes */
+ __virtio32 pi_bytesout; /* DataOUT PI Number of bytes */
+ __virtio32 pi_bytesin; /* DataIN PI Number of bytes */
u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __packed;
/* Response, followed by sense data and data-in */
struct virtio_scsi_cmd_resp {
- u32 sense_len; /* Sense data length */
- u32 resid; /* Residual bytes in data buffer */
- u16 status_qualifier; /* Status qualifier */
+ __virtio32 sense_len; /* Sense data length */
+ __virtio32 resid; /* Residual bytes in data buffer */
+ __virtio16 status_qualifier; /* Status qualifier *...
2014 Nov 24
0
[PATCH v3 37/41] virtio_scsi: v1.0 support
...UT PI Number of bytes */
- u32 pi_bytesin; /* DataIN PI Number of bytes */
+ __virtio32 pi_bytesout; /* DataOUT PI Number of bytes */
+ __virtio32 pi_bytesin; /* DataIN PI Number of bytes */
u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __packed;
/* Response, followed by sense data and data-in */
struct virtio_scsi_cmd_resp {
- u32 sense_len; /* Sense data length */
- u32 resid; /* Residual bytes in data buffer */
- u16 status_qualifier; /* Status qualifier */
+ __virtio32 sense_len; /* Sense data length */
+ __virtio32 resid; /* Residual bytes in data buffer */
+ __virtio16 status_qualifier; /* Status qualifier *...