Displaying 20 results from an estimated 44 matches for "data_num".
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data_buf
2013 Oct 25
2
[PATCH] vhost/scsi: Fix incorrect usage of get_user_pages_fast write parameter
...t/scsi.c
index ce5221f..e663921 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1056,7 +1056,7 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
if (data_direction != DMA_NONE) {
ret = vhost_scsi_map_iov_to_sgl(cmd,
&vq->iov[data_first], data_num,
- data_direction == DMA_TO_DEVICE);
+ data_direction == DMA_FROM_DEVICE);
if (unlikely(ret)) {
vq_err(vq, "Failed to map iov to sgl\n");
goto err_free;
--
1.7.2.5
2013 Oct 25
2
[PATCH] vhost/scsi: Fix incorrect usage of get_user_pages_fast write parameter
...t/scsi.c
index ce5221f..e663921 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1056,7 +1056,7 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
if (data_direction != DMA_NONE) {
ret = vhost_scsi_map_iov_to_sgl(cmd,
&vq->iov[data_first], data_num,
- data_direction == DMA_TO_DEVICE);
+ data_direction == DMA_FROM_DEVICE);
if (unlikely(ret)) {
vq_err(vq, "Failed to map iov to sgl\n");
goto err_free;
--
1.7.2.5
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...dev.mutex */
+ struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET];
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ bool vs_endpoint;
+
struct vhost_dev dev;
struct vhost_virtqueue vqs[3];
@@ -564,13 +570,11 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
+ u8 target;
/* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg)) {
- pr_err("%s endpoint not set\n", __func__);
+ if (unlikely(!vs->vs_endpoint))
return;
- }
mutex_lock(&...
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...dev.mutex */
+ struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET];
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ bool vs_endpoint;
+
struct vhost_dev dev;
struct vhost_virtqueue vqs[3];
@@ -564,13 +570,11 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
+ u8 target;
/* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg)) {
- pr_err("%s endpoint not set\n", __func__);
+ if (unlikely(!vs->vs_endpoint))
return;
- }
mutex_lock(&...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
...uct llist_head vs_completion_list; /* cmd completion queue */
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ int vs_num_target;
};
/* Local pointer to allocated TCM configfs fabric module */
@@ -564,13 +569,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
-
- /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg)) {
- pr_err("%s endpoint not set\n", __func__);
- return;
- }
+ u8 target;
mutex_lock(&vq->mutex);
vhost_disable_notif...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
...uct llist_head vs_completion_list; /* cmd completion queue */
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ int vs_num_target;
};
/* Local pointer to allocated TCM configfs fabric module */
@@ -564,13 +569,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
-
- /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg)) {
- pr_err("%s endpoint not set\n", __func__);
- return;
- }
+ u8 target;
mutex_lock(&vq->mutex);
vhost_disable_notif...
2012 Jul 26
2
[RFC-v5] tcm_vhost: Initial merge for vhost level target fabric driver
...return;
+ }
+ transport_handle_cdb_direct(se_cmd);
+}
+
+static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
+{
+ struct vhost_virtqueue *vq = &vs->vqs[2];
+ struct virtio_scsi_cmd_req v_req;
+ struct tcm_vhost_tpg *tv_tpg;
+ struct tcm_vhost_cmd *tv_cmd;
+ u32 exp_data_len, data_first, data_num, data_direction;
+ unsigned out, in, i;
+ int head, ret;
+
+ /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
+ tv_tpg = vs->vs_tpg;
+ if (unlikely(!tv_tpg)) {
+ pr_err("%s endpoint not set\n", __func__);
+ return;
+ }
+
+ mutex_lock(&vq->mutex);
+ vhost_disable_notify(&vs->...
2012 Jul 26
2
[RFC-v5] tcm_vhost: Initial merge for vhost level target fabric driver
...return;
+ }
+ transport_handle_cdb_direct(se_cmd);
+}
+
+static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
+{
+ struct vhost_virtqueue *vq = &vs->vqs[2];
+ struct virtio_scsi_cmd_req v_req;
+ struct tcm_vhost_tpg *tv_tpg;
+ struct tcm_vhost_cmd *tv_cmd;
+ u32 exp_data_len, data_first, data_num, data_direction;
+ unsigned out, in, i;
+ int head, ret;
+
+ /* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
+ tv_tpg = vs->vs_tpg;
+ if (unlikely(!tv_tpg)) {
+ pr_err("%s endpoint not set\n", __func__);
+ return;
+ }
+
+ mutex_lock(&vq->mutex);
+ vhost_disable_notify(&vs->...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...exp_data_len;
tv_cmd->tvc_data_direction = data_direction;
tv_cmd->tvc_nexus = tv_nexus;
+ tv_cmd->tvc_vhost = vs;
+ tv_cmd->inflight = tcm_vhost_inc_inflight(vs);
return tv_cmd;
}
@@ -847,7 +906,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs,
for (i = 0; i < data_num; i++)
exp_data_len += vq->iov[data_first + i].iov_len;
- tv_cmd = vhost_scsi_allocate_cmd(tv_tpg, &v_req,
+ tv_cmd = vhost_scsi_allocate_cmd(vs, tv_tpg, &v_req,
exp_data_len, data_direction);
if (IS_ERR(tv_cmd)) {
vq_err(vq, "vhost_scsi_allocate_cmd failed %ld\n...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...exp_data_len;
tv_cmd->tvc_data_direction = data_direction;
tv_cmd->tvc_nexus = tv_nexus;
+ tv_cmd->tvc_vhost = vs;
+ tv_cmd->inflight = tcm_vhost_inc_inflight(vs);
return tv_cmd;
}
@@ -847,7 +906,7 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs,
for (i = 0; i < data_num; i++)
exp_data_len += vq->iov[data_first + i].iov_len;
- tv_cmd = vhost_scsi_allocate_cmd(tv_tpg, &v_req,
+ tv_cmd = vhost_scsi_allocate_cmd(vs, tv_tpg, &v_req,
exp_data_len, data_direction);
if (IS_ERR(tv_cmd)) {
vq_err(vq, "vhost_scsi_allocate_cmd failed %ld\n...
2013 Feb 05
0
[PATCH v3] tcm_vhost: Multi-target support
...dev.mutex */
+ struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET];
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ bool vs_endpoint;
+
struct vhost_dev dev;
struct vhost_virtqueue vqs[3];
@@ -564,10 +570,10 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
+ u8 target;
/* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg))
+ if (unlikely(!vs->vs_endpoint))
return;
mutex_lock(&vq->mutex);
@@ -635,6 +641,28 @@ static void vhost_scsi_ha...
2013 Feb 05
0
[PATCH v3] tcm_vhost: Multi-target support
...dev.mutex */
+ struct tcm_vhost_tpg *vs_tpg[VHOST_SCSI_MAX_TARGET];
+ char vs_vhost_wwpn[TRANSPORT_IQN_LEN];
+ bool vs_endpoint;
+
struct vhost_dev dev;
struct vhost_virtqueue vqs[3];
@@ -564,10 +570,10 @@ static void vhost_scsi_handle_vq(struct vhost_scsi *vs)
u32 exp_data_len, data_first, data_num, data_direction;
unsigned out, in, i;
int head, ret;
+ u8 target;
/* Must use ioctl VHOST_SCSI_SET_ENDPOINT */
- tv_tpg = vs->vs_tpg;
- if (unlikely(!tv_tpg))
+ if (unlikely(!vs->vs_endpoint))
return;
mutex_lock(&vq->mutex);
@@ -635,6 +641,28 @@ static void vhost_scsi_ha...
2013 May 03
5
[PATCH 0/5] vhost-scsi cleanup
Asias He (5):
vhost-scsi: Remove unnecessary forward struct vhost_scsi declaration
vhost-scsi: Rename struct vhost_scsi *s to *vs
vhost-scsi: Make func indention more consistent
vhost-scsi: Rename struct tcm_vhost_tpg *tv_tpg to *tpg
vhost-scsi: Rename struct tcm_vhost_cmd *tv_cmd to *cmd
drivers/vhost/scsi.c | 469 +++++++++++++++++++++++++++------------------------
1 file changed,
2013 May 03
5
[PATCH 0/5] vhost-scsi cleanup
Asias He (5):
vhost-scsi: Remove unnecessary forward struct vhost_scsi declaration
vhost-scsi: Rename struct vhost_scsi *s to *vs
vhost-scsi: Make func indention more consistent
vhost-scsi: Rename struct tcm_vhost_tpg *tv_tpg to *tpg
vhost-scsi: Rename struct tcm_vhost_cmd *tv_cmd to *cmd
drivers/vhost/scsi.c | 469 +++++++++++++++++++++++++++------------------------
1 file changed,
2014 Nov 24
0
[PATCH v3 40/41] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...
2014 Nov 25
0
[PATCH v4 41/42] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...
2014 Nov 27
0
[PATCH v5 44/45] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...
2014 Nov 27
0
[PATCH v6 45/46] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...
2014 Nov 30
0
[PATCH v7 45/46] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...
2014 Dec 01
0
[PATCH v8 45/50] vhost/scsi: partial virtio 1.0 support
..._cmd;
}
- prot_bytes = v_req_pi.pi_bytesin;
+ prot_bytes = vhost32_to_cpu(vq, v_req_pi.pi_bytesin);
}
if (prot_bytes) {
int tmp = 0;
@@ -1117,12 +1119,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq)
data_first += prot_niov;
data_niov = data_num - prot_niov;
}
- tag = v_req_pi.tag;
+ tag = vhost64_to_cpu(vq, v_req_pi.tag);
task_attr = v_req_pi.task_attr;
cdb = &v_req_pi.cdb[0];
lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF;
} else {
- tag = v_req.tag;
+ tag = vhost64_to_cpu(vq, v_req.tag...