This has vhost pass in the user to the kthread API, so the process doing
the ioctl has its RLIMIT_NPROC checked and its processes count
incremented.
Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx>
---
drivers/vhost/vhost.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 5ccb0705beae..141cca6fd50a 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -595,8 +595,9 @@ long vhost_dev_set_owner(struct vhost_dev *dev)
dev->kcov_handle = kcov_common_handle();
if (dev->use_worker) {
- worker = kthread_create(vhost_worker, dev,
- "vhost-%d", current->pid);
+ worker = kthread_create_for_user(vhost_worker, dev,
+ current->real_cred->user,
+ "vhost-%d", current->pid);
if (IS_ERR(worker)) {
err = PTR_ERR(worker);
goto err_worker;
--
2.25.1
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