Displaying 20 results from an estimated 64 matches for "vhost_scsi_open".
2013 Sep 17
3
[PATCH] vhost/scsi: use vmalloc for order-10 allocation
...ost/scsi.c
@@ -1373,21 +1373,30 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
return 0;
}
+static void vhost_scsi_free(struct vhost_scsi *vs)
+{
+ if (is_vmalloc_addr(vs))
+ vfree(vs);
+ else
+ kfree(vs);
+}
+
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
struct vhost_scsi *vs;
struct vhost_virtqueue **vqs;
- int r, i;
+ int r = -ENOMEM, i;
- vs = kzalloc(sizeof(*vs), GFP_KERNEL);
- if (!vs)
- return -ENOMEM;
+ vs = kzalloc(sizeof(*vs), GFP_KERNEL | __GFP_NOWARN | __GFP_REPEAT);
+ if (!vs) {
+ v...
2013 Sep 17
3
[PATCH] vhost/scsi: use vmalloc for order-10 allocation
...ost/scsi.c
@@ -1373,21 +1373,30 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
return 0;
}
+static void vhost_scsi_free(struct vhost_scsi *vs)
+{
+ if (is_vmalloc_addr(vs))
+ vfree(vs);
+ else
+ kfree(vs);
+}
+
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
struct vhost_scsi *vs;
struct vhost_virtqueue **vqs;
- int r, i;
+ int r = -ENOMEM, i;
- vs = kzalloc(sizeof(*vs), GFP_KERNEL);
- if (!vs)
- return -ENOMEM;
+ vs = kzalloc(sizeof(*vs), GFP_KERNEL | __GFP_NOWARN | __GFP_REPEAT);
+ if (!vs) {
+ v...
2014 Jun 12
2
[PATCH] vhost-scsi: don't open-code kvfree
...--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1396,14 +1396,6 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
return 0;
}
-static void vhost_scsi_free(struct vhost_scsi *vs)
-{
- if (is_vmalloc_addr(vs))
- vfree(vs);
- else
- kfree(vs);
-}
-
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
struct vhost_scsi *vs;
@@ -1443,7 +1435,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return 0;
err_vqs:
- vhost_scsi_free(vs);
+ kvfree(vs);
err_vs:
return r;
}
@@ -1462,7 +1454,7 @@ static int vhost_scsi_release(struct inod...
2014 Jun 12
2
[PATCH] vhost-scsi: don't open-code kvfree
...--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -1396,14 +1396,6 @@ static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features)
return 0;
}
-static void vhost_scsi_free(struct vhost_scsi *vs)
-{
- if (is_vmalloc_addr(vs))
- vfree(vs);
- else
- kfree(vs);
-}
-
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
struct vhost_scsi *vs;
@@ -1443,7 +1435,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return 0;
err_vqs:
- vhost_scsi_free(vs);
+ kvfree(vs);
err_vs:
return r;
}
@@ -1462,7 +1454,7 @@ static int vhost_scsi_release(struct inod...
2012 Jul 30
0
[PATCH] tcm_vhost: Post-merge review changes requested by MST
...tpg->tpg_vhost_count + ->tv_tpg_port_count from atomic_t ->
int, and make sure reference is protected by ->tv_tpg_mutex.
- Drop unnecessary vhost_scsi->vhost_ref_cnt
- Add 'err:' label for exception path in vhost_scsi_clear_endpoint()
- Add enum for VQ numbers, add usage in vhost_scsi_open()
- Add vhost_scsi_flush() + vhost_scsi_flush_vq() following
drivers/vhost/net.c
- Add smp_wmb() + vhost_scsi_flush() call during vhost_scsi_set_features()
- Drop unnecessary copy_from_user() usage with GET_ABI_VERSION ioctl
- Add missing vhost_scsi_compat_ioctl() caller for vhost_scsi_fops
- Fix...
2012 Jul 30
0
[PATCH] tcm_vhost: Post-merge review changes requested by MST
...tpg->tpg_vhost_count + ->tv_tpg_port_count from atomic_t ->
int, and make sure reference is protected by ->tv_tpg_mutex.
- Drop unnecessary vhost_scsi->vhost_ref_cnt
- Add 'err:' label for exception path in vhost_scsi_clear_endpoint()
- Add enum for VQ numbers, add usage in vhost_scsi_open()
- Add vhost_scsi_flush() + vhost_scsi_flush_vq() following
drivers/vhost/net.c
- Add smp_wmb() + vhost_scsi_flush() call during vhost_scsi_set_features()
- Drop unnecessary copy_from_user() usage with GET_ABI_VERSION ioctl
- Add missing vhost_scsi_compat_ioctl() caller for vhost_scsi_fops
- Fix...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...able to allocate struct tcm_vhost_cmd\n");
return ERR_PTR(-ENOMEM);
}
- INIT_LIST_HEAD(&tv_cmd->tvc_completion_list);
tv_cmd->tvc_tag = v_req->tag;
tv_cmd->tvc_task_attr = v_req->task_attr;
tv_cmd->tvc_exp_data_len = exp_data_len;
@@ -859,8 +841,6 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return -ENOMEM;
vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_work);
- INIT_LIST_HEAD(&s->vs_completion_list);
- spin_lock_init(&s->vs_completion_lock);
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_h...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...able to allocate struct tcm_vhost_cmd\n");
return ERR_PTR(-ENOMEM);
}
- INIT_LIST_HEAD(&tv_cmd->tvc_completion_list);
tv_cmd->tvc_tag = v_req->tag;
tv_cmd->tvc_task_attr = v_req->task_attr;
tv_cmd->tvc_exp_data_len = exp_data_len;
@@ -859,8 +841,6 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return -ENOMEM;
vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_work);
- INIT_LIST_HEAD(&s->vs_completion_list);
- spin_lock_init(&s->vs_completion_lock);
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_h...
2013 Mar 22
0
[PATCH] tcm_vhost: Use vs for struct vhost_scsi
...+++++++++++++++------------------------
1 file changed, 24 insertions(+), 24 deletions(-)
diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
index 16022d3..9365938 100644
--- a/drivers/vhost/tcm_vhost.c
+++ b/drivers/vhost/tcm_vhost.c
@@ -1194,48 +1194,48 @@ err_dev:
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
- struct vhost_scsi *s;
+ struct vhost_scsi *vs;
int r, i;
- s = kzalloc(sizeof(*s), GFP_KERNEL);
- if (!s)
+ vs = kzalloc(sizeof(*vs), GFP_KERNEL);
+ if (!vs)
return -ENOMEM;
- vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_w...
2013 Mar 22
0
[PATCH] tcm_vhost: Use vs for struct vhost_scsi
...+++++++++++++++------------------------
1 file changed, 24 insertions(+), 24 deletions(-)
diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
index 16022d3..9365938 100644
--- a/drivers/vhost/tcm_vhost.c
+++ b/drivers/vhost/tcm_vhost.c
@@ -1194,48 +1194,48 @@ err_dev:
static int vhost_scsi_open(struct inode *inode, struct file *f)
{
- struct vhost_scsi *s;
+ struct vhost_scsi *vs;
int r, i;
- s = kzalloc(sizeof(*s), GFP_KERNEL);
- if (!s)
+ vs = kzalloc(sizeof(*vs), GFP_KERNEL);
+ if (!vs)
return -ENOMEM;
- vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_w...
2013 Sep 17
0
[PATCH] vhost/scsi: use vmalloc for order-10 allocation
...gt; return 0;
> }
>
> +static void vhost_scsi_free(struct vhost_scsi *vs)
> +{
> + if (is_vmalloc_addr(vs))
> + vfree(vs);
> + else
> + kfree(vs);
Indent with the tabs ISO spaces, please.
> +}
> +
> static int vhost_scsi_open(struct inode *inode, struct file *f)
> {
> struct vhost_scsi *vs;
> struct vhost_virtqueue **vqs;
> - int r, i;
> + int r = -ENOMEM, i;
>
> - vs = kzalloc(sizeof(*vs), GFP_KERNEL);
> - if (!vs)
> - return -ENOMEM;
> + vs = kzalloc(sizeof(*vs), GFP_KERNE...
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...gt);
+ ret = -EINVAL;
+ goto err;
+ }
+ tv_tpg->tv_tpg_vhost_count--;
+ vs->vs_tpg[target] = NULL;
+ vs->vs_endpoint = false;
}
- tv_tpg->tv_tpg_vhost_count--;
- vs->vs_tpg = NULL;
mutex_unlock(&vs->dev.mutex);
-
return 0;
err:
@@ -868,16 +907,12 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
static int vhost_scsi_release(struct inode *inode, struct file *f)
{
struct vhost_scsi *s = f->private_data;
+ struct vhost_scsi_target t;
- if (s->vs_tpg && s->vs_tpg->tport) {
- struct vhost_scsi_target backend;
-
- memcpy(backend.v...
2013 Feb 01
1
[PATCH v2] tcm_vhost: Multi-target support
...gt);
+ ret = -EINVAL;
+ goto err;
+ }
+ tv_tpg->tv_tpg_vhost_count--;
+ vs->vs_tpg[target] = NULL;
+ vs->vs_endpoint = false;
}
- tv_tpg->tv_tpg_vhost_count--;
- vs->vs_tpg = NULL;
mutex_unlock(&vs->dev.mutex);
-
return 0;
err:
@@ -868,16 +907,12 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
static int vhost_scsi_release(struct inode *inode, struct file *f)
{
struct vhost_scsi *s = f->private_data;
+ struct vhost_scsi_target t;
- if (s->vs_tpg && s->vs_tpg->tport) {
- struct vhost_scsi_target backend;
-
- memcpy(backend.v...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...s_completion_work);
+ vhost_work_flush(&vs->dev, &vs->vs_event_work);
+
+ /* Wait until all requests issued before the flush to be finished */
+ wait_event(old_inflight->wait, tcm_vhost_done_inflight(old_inflight));
+
+ kfree(old_inflight);
}
/*
@@ -1193,6 +1262,9 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
s->vs_events_dropped = false;
mutex_init(&s->vs_events_lock);
+ if(!tcm_vhost_alloc_inflight(s))
+ return -ENOMEM;
+
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_handle_kick;
s->vqs[VHOST_SCSI_VQ_EVT].handle_kick = vhost_scsi...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...s_completion_work);
+ vhost_work_flush(&vs->dev, &vs->vs_event_work);
+
+ /* Wait until all requests issued before the flush to be finished */
+ wait_event(old_inflight->wait, tcm_vhost_done_inflight(old_inflight));
+
+ kfree(old_inflight);
}
/*
@@ -1193,6 +1262,9 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
s->vs_events_dropped = false;
mutex_init(&s->vs_events_lock);
+ if(!tcm_vhost_alloc_inflight(s))
+ return -ENOMEM;
+
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_handle_kick;
s->vqs[VHOST_SCSI_VQ_EVT].handle_kick = vhost_scsi...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
...->vhost_wwpn, t->vhost_tpgt);
+ ret = -EINVAL;
+ goto err;
+ }
+ tv_tpg->tv_tpg_vhost_count--;
+ vs->vs_tpg[target] = NULL;
}
- tv_tpg->tv_tpg_vhost_count--;
- vs->vs_tpg = NULL;
mutex_unlock(&vs->dev.mutex);
-
return 0;
err:
@@ -868,16 +901,10 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
static int vhost_scsi_release(struct inode *inode, struct file *f)
{
struct vhost_scsi *s = f->private_data;
+ struct vhost_scsi_target t;
- if (s->vs_tpg && s->vs_tpg->tport) {
- struct vhost_scsi_target backend;
-
- memcpy(backend.v...
2013 Jan 31
1
[PATCH] tcm_vhost: Multi-target support
...->vhost_wwpn, t->vhost_tpgt);
+ ret = -EINVAL;
+ goto err;
+ }
+ tv_tpg->tv_tpg_vhost_count--;
+ vs->vs_tpg[target] = NULL;
}
- tv_tpg->tv_tpg_vhost_count--;
- vs->vs_tpg = NULL;
mutex_unlock(&vs->dev.mutex);
-
return 0;
err:
@@ -868,16 +901,10 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
static int vhost_scsi_release(struct inode *inode, struct file *f)
{
struct vhost_scsi *s = f->private_data;
+ struct vhost_scsi_target t;
- if (s->vs_tpg && s->vs_tpg->tport) {
- struct vhost_scsi_target backend;
-
- memcpy(backend.v...
2023 Mar 28
12
[PATCH v6 00/11] vhost: multiple worker support
The following patches were built over linux-next which contains various
vhost patches in mst's tree and the vhost_task patchset in Christian
Brauner's tree:
git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git
kernel.user_worker branch:
https://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git/log/?h=kernel.user_worker
The latter patchset handles the review comment
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...pg;
smp_mb__after_atomic_inc();
match = true;
@@ -875,6 +997,7 @@ static int vhost_scsi_clear_endpoint(
goto err;
}
tv_tpg->tv_tpg_vhost_count--;
+ tv_tpg->vhost_scsi = NULL;
vs->vs_tpg[target] = NULL;
vs->vs_endpoint = false;
}
@@ -896,6 +1019,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return -ENOMEM;
vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_work);
+ vhost_work_init(&s->vs_event_work, tcm_vhost_evt_work);
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_handle_kick;
s->vqs[VHOST_SCS...
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...pg;
smp_mb__after_atomic_inc();
match = true;
@@ -875,6 +997,7 @@ static int vhost_scsi_clear_endpoint(
goto err;
}
tv_tpg->tv_tpg_vhost_count--;
+ tv_tpg->vhost_scsi = NULL;
vs->vs_tpg[target] = NULL;
vs->vs_endpoint = false;
}
@@ -896,6 +1019,7 @@ static int vhost_scsi_open(struct inode *inode, struct file *f)
return -ENOMEM;
vhost_work_init(&s->vs_completion_work, vhost_scsi_complete_cmd_work);
+ vhost_work_init(&s->vs_event_work, tcm_vhost_evt_work);
s->vqs[VHOST_SCSI_VQ_CTL].handle_kick = vhost_scsi_ctl_handle_kick;
s->vqs[VHOST_SCS...