search for: llist_entry

Displaying 20 results from an estimated 32 matches for "llist_entry".

Did you mean: list_entry
2023 Jun 01
1
[PATCH 3/3] fork, vhost: Use CLONE_THREAD to fix freezer/ps regression
...ou expect to place an mb can help? > > > In vhost code, there's a condition before the clear_bit() which sits > > inside llist_for_each_entry_safe(): > > > > #define llist_for_each_entry_safe(pos, n, node, member) \ > > for (pos = llist_entry((node), typeof(*pos), member); \ > > member_address_is_nonnull(pos, member) && \ > > (n = llist_entry(pos->member.next, typeof(*n), member), true); \ > > pos = n) > > > > The...
2023 May 31
1
[PATCH 3/3] fork, vhost: Use CLONE_THREAD to fix freezer/ps regression
...his BUG_ON() without mb in between, this is what I tried to say. > In vhost code, there's a condition before the clear_bit() which sits > inside llist_for_each_entry_safe(): > > #define llist_for_each_entry_safe(pos, n, node, member) \ > for (pos = llist_entry((node), typeof(*pos), member); \ > member_address_is_nonnull(pos, member) && \ > (n = llist_entry(pos->member.next, typeof(*n), member), true); \ > pos = n) > > The clear_bit() is a store wh...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...node; + 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(&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...
2013 Jan 06
3
[PATCH] tcm_vhost: Use llist for cmd completion list
...node; + 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(&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...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...t vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT]; + 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...
2013 Mar 11
4
[PATCH] tcm_vhost: Wait for pending requests in vhost_scsi_flush()
...t vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT]; + 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...
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...mutex); +} + +static void tcm_vhost_evt_work(struct vhost_work *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...
2013 Mar 05
3
[PATCH] tcm_vhost: Add hotplug/hotunplug support
...mutex); +} + +static void tcm_vhost_evt_work(struct vhost_work *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...
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 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,
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: