Merge remote-tracking branch 'torvalds/master' into perf/core

To pick up fixes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 10 insertions, 9 deletions

diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c
index 4dbb03c545e4..18bf4d148989 100644
--- a/drivers/dma/idxd/sysfs.c
+++ b/drivers/dma/idxd/sysfs.c
@@ -275,7 +275,6 @@ static void disable_wq(struct idxd_wq *wq)
 {
 	struct idxd_device *idxd = wq->idxd;
 	struct device *dev = &idxd->pdev->dev;
-	int rc;
 
 	mutex_lock(&wq->wq_lock);
 	dev_dbg(dev, "%s removing WQ %s\n", __func__, dev_name(&wq->conf_dev));
@@ -296,17 +295,13 @@ static void disable_wq(struct idxd_wq *wq)
 	idxd_wq_unmap_portal(wq);
 
 	idxd_wq_drain(wq);
-	rc = idxd_wq_disable(wq);
+	idxd_wq_reset(wq);
 
 	idxd_wq_free_resources(wq);
 	wq->client_count = 0;
 	mutex_unlock(&wq->wq_lock);
 
-	if (rc < 0)
-		dev_warn(dev, "Failed to disable %s: %d\n",
-			 dev_name(&wq->conf_dev), rc);
-	else
-		dev_info(dev, "wq %s disabled\n", dev_name(&wq->conf_dev));
+	dev_info(dev, "wq %s disabled\n", dev_name(&wq->conf_dev));
 }
 
 static int idxd_config_bus_remove(struct device *dev)
@@ -989,7 +984,7 @@ static ssize_t wq_size_store(struct device *dev,
 	if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags))
 		return -EPERM;
 
-	if (wq->state != IDXD_WQ_DISABLED)
+	if (idxd->state == IDXD_DEV_ENABLED)
 		return -EPERM;
 
 	if (size + total_claimed_wq_size(idxd) - wq->size > idxd->max_wq_size)
@@ -1449,8 +1444,14 @@ static ssize_t op_cap_show(struct device *dev,
 {
 	struct idxd_device *idxd =
 		container_of(dev, struct idxd_device, conf_dev);
+	int i, rc = 0;
+
+	for (i = 0; i < 4; i++)
+		rc += sysfs_emit_at(buf, rc, "%#llx ", idxd->hw.opcap.bits[i]);
 
-	return sprintf(buf, "%#llx\n", idxd->hw.opcap.bits[0]);
+	rc--;
+	rc += sysfs_emit_at(buf, rc, "\n");
+	return rc;
 }
 static DEVICE_ATTR_RO(op_cap);