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authorIngo Molnar <mingo@kernel.org>2021-03-21 22:16:08 +0100
committerIngo Molnar <mingo@kernel.org>2021-03-21 22:16:08 +0100
commitca8778c45e401067cefe2abbfb8b547c30d45908 (patch)
treec10beaf40adb2bbc6a8933f87ff9da7a5366bf42 /drivers/vhost/vdpa.c
parent21d6a7dcbfba5e7b31f4e9d555a9be362578bfc3 (diff)
parent2c41fab1c60b02626c8153a1806a7a1e5d62aaf1 (diff)
Merge branch 'linus' into x86/cleanups, to resolve conflict
Conflicts: arch/x86/kernel/kprobes/ftrace.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/vhost/vdpa.c')
-rw-r--r--drivers/vhost/vdpa.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index ef688c8c0e0e..e0a27e336293 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -308,8 +308,10 @@ static long vhost_vdpa_get_vring_num(struct vhost_vdpa *v, u16 __user *argp)
static void vhost_vdpa_config_put(struct vhost_vdpa *v)
{
- if (v->config_ctx)
+ if (v->config_ctx) {
eventfd_ctx_put(v->config_ctx);
+ v->config_ctx = NULL;
+ }
}
static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp)
@@ -329,8 +331,12 @@ static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp)
if (!IS_ERR_OR_NULL(ctx))
eventfd_ctx_put(ctx);
- if (IS_ERR(v->config_ctx))
- return PTR_ERR(v->config_ctx);
+ if (IS_ERR(v->config_ctx)) {
+ long ret = PTR_ERR(v->config_ctx);
+
+ v->config_ctx = NULL;
+ return ret;
+ }
v->vdpa->config->set_config_cb(v->vdpa, &cb);
@@ -900,14 +906,10 @@ err:
static void vhost_vdpa_clean_irq(struct vhost_vdpa *v)
{
- struct vhost_virtqueue *vq;
int i;
- for (i = 0; i < v->nvqs; i++) {
- vq = &v->vqs[i];
- if (vq->call_ctx.producer.irq)
- irq_bypass_unregister_producer(&vq->call_ctx.producer);
- }
+ for (i = 0; i < v->nvqs; i++)
+ vhost_vdpa_unsetup_vq_irq(v, i);
}
static int vhost_vdpa_release(struct inode *inode, struct file *filep)