Merge tag 'asoc-v6.8' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v6.8

This is a relatively quiet release, there's a lot of driver specific
changes and the usual high level of activity in the SOF core but the
one big core change was Mormioto-san's work to support more N:M
CPU:CODEC mapping cases.  Highlights include:

 - Enhanced support for N:M CPU:CODEC mappings in the core and in
   audio-graph-card2.
 - Support for falling back to older SOF IPC versions where firmware for
   new versions is not available.
 - Support for notification of control changes generated by SOF firmware
   with IPC4.
 - Device tree support for describing parts of the card which can be
   active over suspend (for very low power playback or wake word use
   cases).
 - ACPI parsing support for the ES83xx driver, reducing the number of
   quirks neede for x86 systems.
 - Support for more AMD and Intel systems, NXP i.MX8m MICFIL, Qualcomm
   SM8250, SM8550, SM8650 and X1E80100.
 - Removal of Freescale MPC8610 support, the SoC is no longer supported
   by Linux.

5 files changed, 22 insertions, 30 deletions

diff --git a/block/bdev.c b/block/bdev.c
index e4cfb7adb645..750aec178b6a 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -425,6 +425,8 @@ void bdev_set_nr_sectors(struct block_device *bdev, sector_t sectors)
 
 void bdev_add(struct block_device *bdev, dev_t dev)
 {
+	if (bdev_stable_writes(bdev))
+		mapping_set_stable_writes(bdev->bd_inode->i_mapping);
 	bdev->bd_dev = dev;
 	bdev->bd_inode->i_rdev = dev;
 	bdev->bd_inode->i_ino = dev;
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 4a42ea2972ad..4b48c2c44098 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -577,6 +577,7 @@ static void blkg_destroy_all(struct gendisk *disk)
 	struct request_queue *q = disk->queue;
 	struct blkcg_gq *blkg, *n;
 	int count = BLKG_DESTROY_BATCH_SIZE;
+	int i;
 
 restart:
 	spin_lock_irq(&q->queue_lock);
@@ -602,6 +603,18 @@ restart:
 		}
 	}
 
+	/*
+	 * Mark policy deactivated since policy offline has been done, and
+	 * the free is scheduled, so future blkcg_deactivate_policy() can
+	 * be bypassed
+	 */
+	for (i = 0; i < BLKCG_MAX_POLS; i++) {
+		struct blkcg_policy *pol = blkcg_policy[i];
+
+		if (pol)
+			__clear_bit(pol->plid, q->blkcg_pols);
+	}
+
 	q->root_blkg = NULL;
 	spin_unlock_irq(&q->queue_lock);
 }
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index 624c03c8fe64..fd482439afbc 100644
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -249,8 +249,6 @@ static inline struct blkcg_gq *blkg_lookup(struct blkcg *blkcg,
 {
 	struct blkcg_gq *blkg;
 
-	WARN_ON_ONCE(!rcu_read_lock_held());
-
 	if (blkcg == &blkcg_root)
 		return q->root_blkg;
 
diff --git a/block/blk-pm.c b/block/blk-pm.c
index 6b72b2e03fc8..42e842074715 100644
--- a/block/blk-pm.c
+++ b/block/blk-pm.c
@@ -163,39 +163,16 @@ EXPORT_SYMBOL(blk_pre_runtime_resume);
  * @q: the queue of the device
  *
  * Description:
- *    For historical reasons, this routine merely calls blk_set_runtime_active()
- *    to do the real work of restarting the queue.  It does this regardless of
- *    whether the device's runtime-resume succeeded; even if it failed the
+ *    Restart the queue of a runtime suspended device. It does this regardless
+ *    of whether the device's runtime-resume succeeded; even if it failed the
  *    driver or error handler will need to communicate with the device.
  *
  *    This function should be called near the end of the device's
- *    runtime_resume callback.
+ *    runtime_resume callback to correct queue runtime PM status and re-enable
+ *    peeking requests from the queue.
  */
 void blk_post_runtime_resume(struct request_queue *q)
 {
-	blk_set_runtime_active(q);
-}
-EXPORT_SYMBOL(blk_post_runtime_resume);
-
-/**
- * blk_set_runtime_active - Force runtime status of the queue to be active
- * @q: the queue of the device
- *
- * If the device is left runtime suspended during system suspend the resume
- * hook typically resumes the device and corrects runtime status
- * accordingly. However, that does not affect the queue runtime PM status
- * which is still "suspended". This prevents processing requests from the
- * queue.
- *
- * This function can be used in driver's resume hook to correct queue
- * runtime PM status and re-enable peeking requests from the queue. It
- * should be called before first request is added to the queue.
- *
- * This function is also called by blk_post_runtime_resume() for
- * runtime resumes.  It does everything necessary to restart the queue.
- */
-void blk_set_runtime_active(struct request_queue *q)
-{
 	int old_status;
 
 	if (!q->dev)
@@ -211,4 +188,4 @@ void blk_set_runtime_active(struct request_queue *q)
 	if (old_status != RPM_ACTIVE)
 		blk_clear_pm_only(q);
 }
-EXPORT_SYMBOL(blk_set_runtime_active);
+EXPORT_SYMBOL(blk_post_runtime_resume);
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 13e4377a8b28..16f5766620a4 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -1320,6 +1320,7 @@ static void tg_conf_updated(struct throtl_grp *tg, bool global)
 		   tg_bps_limit(tg, READ), tg_bps_limit(tg, WRITE),
 		   tg_iops_limit(tg, READ), tg_iops_limit(tg, WRITE));
 
+	rcu_read_lock();
 	/*
 	 * Update has_rules[] flags for the updated tg's subtree.  A tg is
 	 * considered to have rules if either the tg itself or any of its
@@ -1347,6 +1348,7 @@ static void tg_conf_updated(struct throtl_grp *tg, bool global)
 		this_tg->latency_target = max(this_tg->latency_target,
 				parent_tg->latency_target);
 	}
+	rcu_read_unlock();
 
 	/*
 	 * We're already holding queue_lock and know @tg is valid.  Let's