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| author |   Byungchul Park <byungchul.park@lge.com> | 2017-11-09 09:00:21 +0900 |
|---|---|---|
| committer |   Michael S. Tsirkin <mst@redhat.com> | 2017-11-14 23:57:39 +0200 |
| commit | 816e85edff0f31bc8e4614eaaf9a0364406d7a8f (patch) | |
| tree | 0c1a9e05cb2ff75337ba0d1bd9254487fa257fbf /drivers/vhost | |
| parent | virtio_balloon: fix deadlock on OOM (diff) | |
| download | linux-dev-816e85edff0f31bc8e4614eaaf9a0364406d7a8f.tar.xz linux-dev-816e85edff0f31bc8e4614eaaf9a0364406d7a8f.zip | |
vhost/scsi: Use safe iteration in vhost_scsi_complete_cmd_work()
The following patch changed the behavior which originally did safe
iteration. Make it safe as it was.
12bdcbd539c6327c09da0503c674733cb2d82cb5
vhost/scsi: Don't reinvent the wheel but use existing llist API
Signed-off-by: Byungchul Park <byungchul.park@lge.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vhost')
| -rw-r--r-- | drivers/vhost/scsi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 046f6d280af5..46539ca6ca86 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_del_all(&vs->vs_completion_list); - llist_for_each_entry(cmd, llnode, tvc_completion_list) { + llist_for_each_entry_safe(cmd, t, llnode, tvc_completion_list) { se_cmd = &cmd->tvc_se_cmd; pr_debug("%s tv_cmd %p resid %u status %#02x\n", __func__, |