block: rename BLK_FEAT_MISALIGNED

This is a flag for ->flags and not a feature for ->features.  And fix the
one place that actually incorrectly cleared it from ->features.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Link: https://lore.kernel.org/r/20240626142637.300624-4-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

Author: Christoph Hellwig

block/blk-settings.c

@@ -351,7 +351,7 @@ static int blk_validate_limits(struct queue_limits *lim)
 
 	if (lim->alignment_offset) {
 		lim->alignment_offset &= (lim->physical_block_size - 1);
-		lim->features &= ~BLK_FEAT_MISALIGNED;
+		lim->flags &= ~BLK_FLAG_MISALIGNED;
 	}
 
 	if (!(lim->features & BLK_FEAT_WRITE_CACHE))
@@ -564,7 +564,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 	if (!(b->features & BLK_FEAT_POLL))
 		t->features &= ~BLK_FEAT_POLL;
 
-	t->flags |= (b->flags & BLK_FEAT_MISALIGNED);
+	t->flags |= (b->flags & BLK_FLAG_MISALIGNED);
 
 	t->max_sectors = min_not_zero(t->max_sectors, b->max_sectors);
 	t->max_user_sectors = min_not_zero(t->max_user_sectors,
@@ -603,7 +603,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 
 		/* Verify that top and bottom intervals line up */
 		if (max(top, bottom) % min(top, bottom)) {
-			t->flags |= BLK_FEAT_MISALIGNED;
+			t->flags |= BLK_FLAG_MISALIGNED;
 			ret = -1;
 		}
 	}
@@ -625,28 +625,28 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 	/* Physical block size a multiple of the logical block size? */
 	if (t->physical_block_size & (t->logical_block_size - 1)) {
 		t->physical_block_size = t->logical_block_size;
-		t->flags |= BLK_FEAT_MISALIGNED;
+		t->flags |= BLK_FLAG_MISALIGNED;
 		ret = -1;
 	}
 
 	/* Minimum I/O a multiple of the physical block size? */
 	if (t->io_min & (t->physical_block_size - 1)) {
 		t->io_min = t->physical_block_size;
-		t->flags |= BLK_FEAT_MISALIGNED;
+		t->flags |= BLK_FLAG_MISALIGNED;
 		ret = -1;
 	}
 
 	/* Optimal I/O a multiple of the physical block size? */
 	if (t->io_opt & (t->physical_block_size - 1)) {
 		t->io_opt = 0;
-		t->flags |= BLK_FEAT_MISALIGNED;
+		t->flags |= BLK_FLAG_MISALIGNED;
 		ret = -1;
 	}
 
 	/* chunk_sectors a multiple of the physical block size? */
 	if ((t->chunk_sectors << 9) & (t->physical_block_size - 1)) {
 		t->chunk_sectors = 0;
-		t->flags |= BLK_FEAT_MISALIGNED;
+		t->flags |= BLK_FLAG_MISALIGNED;
 		ret = -1;
 	}
 
@@ -656,7 +656,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 
 	/* Verify that new alignment_offset is on a logical block boundary */
 	if (t->alignment_offset & (t->logical_block_size - 1)) {
-		t->flags |= BLK_FEAT_MISALIGNED;
+		t->flags |= BLK_FLAG_MISALIGNED;
 		ret = -1;
 	}
 
@@ -809,7 +809,7 @@ int bdev_alignment_offset(struct block_device *bdev)
 {
 	struct request_queue *q = bdev_get_queue(bdev);
 
-	if (q->limits.flags & BLK_FEAT_MISALIGNED)
+	if (q->limits.flags & BLK_FLAG_MISALIGNED)
 		return -1;
 	if (bdev_is_partition(bdev))
 		return queue_limit_alignment_offset(&q->limits,

include/linux/blkdev.h

@@ -347,7 +347,7 @@ enum {
 	BLK_FLAG_WRITE_CACHE_DISABLED		= (1u << 0),
 
 	/* I/O topology is misaligned */
-	BLK_FEAT_MISALIGNED			= (1u << 1),
+	BLK_FLAG_MISALIGNED			= (1u << 1),
 };
 
 struct queue_limits {