Displaying 20 results from an estimated 30 matches for "llist_next".
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
..._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(&vs->vs_completion_list);
+ while (llnode) {
+ tv_cmd = llist_entry(llnode, struct tcm_vhost_cmd,
+ tvc_completion_list);
+ llnode = llist_next(llnode);
+ se_cmd = &tv_cmd->tvc_se_cmd;
pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__,
tv_cmd, se_cmd->residual_count, se_cmd->scsi_status);
@@ -426,7 +409,6 @@ static struct tcm_vhost_cmd *vhost_scsi_allocate_cmd(
pr_err("Unable to allocate str...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
..._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(&vs->vs_completion_list);
+ while (llnode) {
+ tv_cmd = llist_entry(llnode, struct tcm_vhost_cmd,
+ tvc_completion_list);
+ llnode = llist_next(llnode);
+ se_cmd = &tv_cmd->tvc_se_cmd;
pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__,
tv_cmd, se_cmd->residual_count, se_cmd->scsi_status);
@@ -426,7 +409,6 @@ static struct tcm_vhost_cmd *vhost_scsi_allocate_cmd(
pr_err("Unable to allocate str...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...struct virtio_scsi_event *event = &evt->event;
struct virtio_scsi_event __user *eventp;
unsigned out, in;
int head, ret;
@@ -511,7 +567,7 @@ static void tcm_vhost_evt_work(struct vhost_work *work)
while (llnode) {
evt = llist_entry(llnode, struct tcm_vhost_evt, list);
llnode = llist_next(llnode);
- tcm_vhost_do_evt_work(vs, &evt->event);
+ tcm_vhost_do_evt_work(vs, evt);
tcm_vhost_free_evt(vs, evt);
}
}
@@ -568,6 +624,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
}
static struct tcm_vhost_cmd *vhost_scsi_allocate_cmd(
+ struct vhost_scsi...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...struct virtio_scsi_event *event = &evt->event;
struct virtio_scsi_event __user *eventp;
unsigned out, in;
int head, ret;
@@ -511,7 +567,7 @@ static void tcm_vhost_evt_work(struct vhost_work *work)
while (llnode) {
evt = llist_entry(llnode, struct tcm_vhost_evt, list);
llnode = llist_next(llnode);
- tcm_vhost_do_evt_work(vs, &evt->event);
+ tcm_vhost_do_evt_work(vs, evt);
tcm_vhost_free_evt(vs, evt);
}
}
@@ -568,6 +624,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work)
}
static struct tcm_vhost_cmd *vhost_scsi_allocate_cmd(
+ struct vhost_scsi...
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...k *work)
+{
+ struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
+ vs_event_work);
+ struct tcm_vhost_evt *evt;
+ struct llist_node *llnode;
+
+ llnode = llist_del_all(&vs->vs_event_list);
+ while (llnode) {
+ evt = llist_entry(llnode, struct tcm_vhost_evt, list);
+ llnode = llist_next(llnode);
+ tcm_vhost_do_evt_work(vs, &evt->event);
+ tcm_vhost_free_evt(evt);
+ }
+}
+
/* Fill in status and signal that we are done processing this command
*
* This is scheduled in the vhost work queue so we are called with the owner
@@ -757,9 +846,41 @@ static void vhost_scsi_ctl_ha...
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...k *work)
+{
+ struct vhost_scsi *vs = container_of(work, struct vhost_scsi,
+ vs_event_work);
+ struct tcm_vhost_evt *evt;
+ struct llist_node *llnode;
+
+ llnode = llist_del_all(&vs->vs_event_list);
+ while (llnode) {
+ evt = llist_entry(llnode, struct tcm_vhost_evt, list);
+ llnode = llist_next(llnode);
+ tcm_vhost_do_evt_work(vs, &evt->event);
+ tcm_vhost_free_evt(evt);
+ }
+}
+
/* Fill in status and signal that we are done processing this command
*
* This is scheduled in the vhost work queue so we are called with the owner
@@ -757,9 +846,41 @@ static void vhost_scsi_ctl_ha...
2013 Apr 25
6
[PATCH v10 0/4] tcm_vhost hotplug
Asias He (4):
tcm_vhost: Refactor the lock nesting rule
tcm_vhost: Add hotplug/hotunplug support
tcm_vhost: Add ioctl to get and set events missed flag
tcm_vhost: Enable VIRTIO_SCSI_F_HOTPLUG
drivers/vhost/tcm_vhost.c | 262 +++++++++++++++++++++++++++++++++++++++++++---
drivers/vhost/tcm_vhost.h | 13 +++
2 files changed, 259 insertions(+), 16 deletions(-)
--
1.8.1.4
2013 Apr 25
6
[PATCH v10 0/4] tcm_vhost hotplug
Asias He (4):
tcm_vhost: Refactor the lock nesting rule
tcm_vhost: Add hotplug/hotunplug support
tcm_vhost: Add ioctl to get and set events missed flag
tcm_vhost: Enable VIRTIO_SCSI_F_HOTPLUG
drivers/vhost/tcm_vhost.c | 262 +++++++++++++++++++++++++++++++++++++++++++---
drivers/vhost/tcm_vhost.h | 13 +++
2 files changed, 259 insertions(+), 16 deletions(-)
--
1.8.1.4
2013 Mar 22
4
[PATCH V2 0/3] tcm_vhost pending requests flush
Changes in v2:
- Increase/Decrease inflight requests in
vhost_scsi_{allocate,free}_cmd and tcm_vhost_{allocate,free}_evt
Asias He (3):
tcm_vhost: Wait for pending requests in vhost_scsi_flush()
tcm_vhost: Wait for pending requests in vhost_scsi_clear_endpoint()
tcm_vhost: Fix tv_cmd leak in vhost_scsi_handle_vq
drivers/vhost/tcm_vhost.c | 131
2013 Mar 22
4
[PATCH V2 0/3] tcm_vhost pending requests flush
Changes in v2:
- Increase/Decrease inflight requests in
vhost_scsi_{allocate,free}_cmd and tcm_vhost_{allocate,free}_evt
Asias He (3):
tcm_vhost: Wait for pending requests in vhost_scsi_flush()
tcm_vhost: Wait for pending requests in vhost_scsi_clear_endpoint()
tcm_vhost: Fix tv_cmd leak in vhost_scsi_handle_vq
drivers/vhost/tcm_vhost.c | 131
2013 Apr 25
9
[PATCH v11 0/4] tcm_vhost hotplug
Changes in v11
- Drop change log histroy in commit log
Changes in v10
- Drop comments about lun
- Add Enable VIRTIO_SCSI_F_HOTPLUG to this series
Changes in v9
- Drop tcm_vhost_check_feature
- Add Refactor the lock nesting rule to this sereis
Asias He (4):
tcm_vhost: Refactor the lock nesting rule
tcm_vhost: Add hotplug/hotunplug support
tcm_vhost: Add ioctl to get and set events missed
2013 Apr 25
9
[PATCH v11 0/4] tcm_vhost hotplug
Changes in v11
- Drop change log histroy in commit log
Changes in v10
- Drop comments about lun
- Add Enable VIRTIO_SCSI_F_HOTPLUG to this series
Changes in v9
- Drop tcm_vhost_check_feature
- Add Refactor the lock nesting rule to this sereis
Asias He (4):
tcm_vhost: Refactor the lock nesting rule
tcm_vhost: Add hotplug/hotunplug support
tcm_vhost: Add ioctl to get and set events missed
2013 Mar 22
6
[PATCH V4 0/2] tcm_vhost hotplug
Asias He (2):
tcm_vhost: Introduce tcm_vhost_check_feature()
tcm_vhost: Add hotplug/hotunplug support
drivers/vhost/tcm_vhost.c | 224 ++++++++++++++++++++++++++++++++++++++++++++--
drivers/vhost/tcm_vhost.h | 10 +++
2 files changed, 229 insertions(+), 5 deletions(-)
--
1.8.1.4
2013 Mar 22
6
[PATCH V4 0/2] tcm_vhost hotplug
Asias He (2):
tcm_vhost: Introduce tcm_vhost_check_feature()
tcm_vhost: Add hotplug/hotunplug support
drivers/vhost/tcm_vhost.c | 224 ++++++++++++++++++++++++++++++++++++++++++++--
drivers/vhost/tcm_vhost.h | 10 +++
2 files changed, 229 insertions(+), 5 deletions(-)
--
1.8.1.4
2013 Mar 08
8
[PATCH V2 0/6] tcm_vhost hotplug/hotunplug support and locking/flushing fix
Changes in v2:
- Remove code duplication in tcm_vhost_{hotplug,hotunplug}
- Fix racing of vs_events_nr
- Add flush fix patch to this series
Asias He (6):
tcm_vhost: Add missed lock in vhost_scsi_clear_endpoint()
tcm_vhost: Introduce tcm_vhost_check_feature()
tcm_vhost: Introduce tcm_vhost_check_endpoint()
tcm_vhost: Fix vs->vs_endpoint checking in vhost_scsi_handle_vq()
tcm_vhost:
2013 Mar 08
8
[PATCH V2 0/6] tcm_vhost hotplug/hotunplug support and locking/flushing fix
Changes in v2:
- Remove code duplication in tcm_vhost_{hotplug,hotunplug}
- Fix racing of vs_events_nr
- Add flush fix patch to this series
Asias He (6):
tcm_vhost: Add missed lock in vhost_scsi_clear_endpoint()
tcm_vhost: Introduce tcm_vhost_check_feature()
tcm_vhost: Introduce tcm_vhost_check_endpoint()
tcm_vhost: Fix vs->vs_endpoint checking in vhost_scsi_handle_vq()
tcm_vhost:
2012 Oct 09
2
[PATCH] vhost-blk: Add vhost-blk support v2
...= llist_del_all(&blk->llhead);
+ if (!llnode) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule();
+ if (unlikely(kthread_should_stop()))
+ break;
+ continue;
+ }
+ added = false;
+ while (llnode) {
+ req = llist_entry(llnode, struct vhost_blk_req, llnode);
+ llnode = llist_next(llnode);
+
+ vhost_blk_req_umap(req);
+
+ status = req->len > 0 ?
+ VIRTIO_BLK_S_OK : VIRTIO_BLK_S_IOERR;
+ ret = copy_to_user(req->status, &status,
+ sizeof(status));
+ if (unlikely(ret)) {
+ vq_err(&blk->vq, "Failed to write status\n");
+ ret...
2012 Oct 09
2
[PATCH] vhost-blk: Add vhost-blk support v2
...= llist_del_all(&blk->llhead);
+ if (!llnode) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule();
+ if (unlikely(kthread_should_stop()))
+ break;
+ continue;
+ }
+ added = false;
+ while (llnode) {
+ req = llist_entry(llnode, struct vhost_blk_req, llnode);
+ llnode = llist_next(llnode);
+
+ vhost_blk_req_umap(req);
+
+ status = req->len > 0 ?
+ VIRTIO_BLK_S_OK : VIRTIO_BLK_S_IOERR;
+ ret = copy_to_user(req->status, &status,
+ sizeof(status));
+ if (unlikely(ret)) {
+ vq_err(&blk->vq, "Failed to write status\n");
+ ret...
2012 Nov 19
1
[PATCH] vhost-blk: Add vhost-blk support v5
...);
+ if (!llnode) {
+ schedule();
+ if (unlikely(kthread_should_stop()))
+ break;
+ continue;
+ }
+ set_current_state(TASK_RUNNING);
+
+ if (need_resched())
+ schedule();
+
+ added = false;
+ while (llnode) {
+ req = llist_entry(llnode, struct vhost_blk_req, llnode);
+ llnode = llist_next(llnode);
+
+ vhost_blk_req_umap(req);
+
+ status = req->len > 0 ?
+ VIRTIO_BLK_S_OK : VIRTIO_BLK_S_IOERR;
+ ret = vhost_blk_set_status(req, status);
+ if (unlikely(ret))
+ continue;
+ vhost_add_used(&blk->vq, req->head, req->len);
+ added = true;
+ }
+ if (li...
2012 Nov 19
1
[PATCH] vhost-blk: Add vhost-blk support v5
...);
+ if (!llnode) {
+ schedule();
+ if (unlikely(kthread_should_stop()))
+ break;
+ continue;
+ }
+ set_current_state(TASK_RUNNING);
+
+ if (need_resched())
+ schedule();
+
+ added = false;
+ while (llnode) {
+ req = llist_entry(llnode, struct vhost_blk_req, llnode);
+ llnode = llist_next(llnode);
+
+ vhost_blk_req_umap(req);
+
+ status = req->len > 0 ?
+ VIRTIO_BLK_S_OK : VIRTIO_BLK_S_IOERR;
+ ret = vhost_blk_set_status(req, status);
+ if (unlikely(ret))
+ continue;
+ vhost_add_used(&blk->vq, req->head, req->len);
+ added = true;
+ }
+ if (li...