virtio_p9fs: Fix some style issues

- Remove superfluous newlines.
- Use bool literals.
- Replace an unneeded SYSINIT with static initialization.

No functional change intended.

Sponsored by:	Klara, Inc.

1 files changed, 6 insertions, 20 deletions

diff --git a/sys/dev/virtio/p9fs/virtio_p9fs.c b/sys/dev/virtio/p9fs/virtio_p9fs.c
index 3600e0ea09c9..cdcd9c125dbb 100644
--- a/sys/dev/virtio/p9fs/virtio_p9fs.c
+++ b/sys/dev/virtio/p9fs/virtio_p9fs.c
@@ -74,30 +74,20 @@ struct vt9p_softc {
 };
 
 /* Global channel list, Each channel will correspond to a mount point */
-static STAILQ_HEAD( ,vt9p_softc) global_chan_list;
+static STAILQ_HEAD( ,vt9p_softc) global_chan_list =
+    STAILQ_HEAD_INITIALIZER(global_chan_list);
 struct mtx global_chan_list_mtx;
+MTX_SYSINIT(global_chan_list_mtx, &global_chan_list_mtx, "9pglobal", MTX_DEF);
 
 static struct virtio_feature_desc virtio_9p_feature_desc[] = {
 	{ VIRTIO_9PNET_F_MOUNT_TAG,	"9PMountTag" },
 	{ 0, NULL }
 };
 
-static void
-global_chan_list_init(void)
-{
-
-	mtx_init(&global_chan_list_mtx, "9pglobal",
-	    NULL, MTX_DEF);
-	STAILQ_INIT(&global_chan_list);
-}
-SYSINIT(global_chan_list_init, SI_SUB_KLD, SI_ORDER_FIRST,
-    global_chan_list_init, NULL);
-
 /* We don't currently allow canceling of virtio requests */
 static int
 vt9p_cancel(void *handle, struct p9_req_t *req)
 {
-
 	return (1);
 }
 
@@ -108,7 +98,6 @@ SYSCTL_NODE(_vfs, OID_AUTO, 9p, CTLFLAG_RW, 0, "9P File System Protocol");
  * ack from the host, before exiting
  */
 static unsigned int vt9p_ackmaxidle = 120;
-
 SYSCTL_UINT(_vfs_9p, OID_AUTO, ackmaxidle, CTLFLAG_RW, &vt9p_ackmaxidle, 0,
     "Maximum time request thread waits for ack from host");
 
@@ -369,20 +358,16 @@ vt9p_attach(device_t dev)
 
 	/* We expect one virtqueue, for requests. */
 	error = vt9p_alloc_virtqueue(chan);
-
 	if (error != 0) {
 		P9_DEBUG(ERROR, "%s: Allocating the virtqueue failed \n", __func__);
 		goto out;
 	}
-
 	error = virtio_setup_intr(dev, INTR_TYPE_MISC|INTR_MPSAFE);
-
 	if (error != 0) {
 		P9_DEBUG(ERROR, "%s: Cannot setup virtqueue interrupt\n", __func__);
 		goto out;
 	}
 	error = virtqueue_enable_intr(chan->vt9p_vq);
-
 	if (error != 0) {
 		P9_DEBUG(ERROR, "%s: Cannot enable virtqueue interrupt\n", __func__);
 		goto out;
@@ -436,7 +421,7 @@ vt9p_create(const char *mount_tag, void **handlep)
 	/* If we dont have one, for now bail out.*/
 	if (chan) {
 		*handlep = (void *)chan;
-		chan->busy = TRUE;
+		chan->busy = true;
 	} else {
 		P9_DEBUG(TRANS, "%s: No Global channel with mount_tag=%s\n",
 		    __func__, mount_tag);
@@ -450,7 +435,8 @@ static void
 vt9p_close(void *handle)
 {
 	struct vt9p_softc *chan = handle;
-	chan->busy = FALSE;
+
+	chan->busy = false;
 }
 
 static struct p9_trans_module vt9p_trans = {