Merge: Update MD kernel to the latest upstream version for RHEL 10.1

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-10/-/merge_requests/513

JIRA: https://issues.redhat.com/browse/RHEL-73721

Upstream Status: All commits are found in Linus's git tree.

Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=66873040

Signed-off-by: Nigel Croxon <ncroxon@redhat.com>

Approved-by: Heinz Mauelshagen <heinzm@redhat.com>
Approved-by: Xiao Ni <xni@redhat.com>
Approved-by: CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com>

Merged-by: Julio Faracco <jfaracco@redhat.com>

Author: jcfaracco

block/blk-settings.c

@@ -562,14 +562,17 @@ static bool blk_stack_atomic_writes_head(struct queue_limits *t,
 }
 
 static void blk_stack_atomic_writes_limits(struct queue_limits *t,
-				struct queue_limits *b)
+				struct queue_limits *b, sector_t start)
 {
 	if (!(t->features & BLK_FEAT_ATOMIC_WRITES_STACKED))
 		goto unsupported;
 
 	if (!b->atomic_write_unit_min)
 		goto unsupported;
 
+	if (!blk_atomic_write_start_sect_aligned(start, b))
+		goto unsupported;
+
 	/*
 	 * If atomic_write_hw_max is set, we have already stacked 1x bottom
 	 * device, so check for compliance.
@@ -752,7 +755,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 		t->zone_write_granularity = 0;
 		t->max_zone_append_sectors = 0;
 	}
-	blk_stack_atomic_writes_limits(t, b);
+	blk_stack_atomic_writes_limits(t, b, start);
 
 	return ret;
 }

include/linux/blkdev.h

@@ -1685,6 +1685,15 @@ struct io_comp_batch {
 	void (*complete)(struct io_comp_batch *);
 };
 
+static inline bool blk_atomic_write_start_sect_aligned(sector_t sector,
+						struct queue_limits *limits)
+{
+	unsigned int alignment = max(limits->atomic_write_hw_unit_min,
+				limits->atomic_write_hw_boundary);
+
+	return IS_ALIGNED(sector, alignment >> SECTOR_SHIFT);
+}
+
 static inline bool bdev_can_atomic_write(struct block_device *bdev)
 {
 	struct request_queue *bd_queue = bdev->bd_queue;
@@ -1693,15 +1702,9 @@ static inline bool bdev_can_atomic_write(struct block_device *bdev)
 	if (!limits->atomic_write_unit_min)
 		return false;
 
-	if (bdev_is_partition(bdev)) {
-		sector_t bd_start_sect = bdev->bd_start_sect;
-		unsigned int alignment =
-			max(limits->atomic_write_unit_min,
-			    limits->atomic_write_hw_boundary);
-
-		if (!IS_ALIGNED(bd_start_sect, alignment >> SECTOR_SHIFT))
-			return false;
-	}
+	if (bdev_is_partition(bdev))
+		return blk_atomic_write_start_sect_aligned(bdev->bd_start_sect,
+							limits);
 
 	return true;
 }