Remove the helper function blk_alloc_zone_bitmap() and replace its
single call site with a call to bitmap_alloc(). To be consistent with
this change, use bitmap_free() to free a disk convnetional zone bitmap.

Signed-off-by: Damien Le Moal <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
---
 block/blk-zoned.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index b104f5175783..af19296fa50d 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -150,13 +150,6 @@ int blkdev_report_zones(struct block_device *bdev, 
sector_t sector,
 }
 EXPORT_SYMBOL_GPL(blkdev_report_zones);
 
-static inline unsigned long *blk_alloc_zone_bitmap(int node,
-                                                  unsigned int nr_zones)
-{
-       return kcalloc_node(BITS_TO_LONGS(nr_zones), sizeof(unsigned long),
-                           GFP_NOIO, node);
-}
-
 static int blkdev_zone_reset_all(struct block_device *bdev)
 {
        struct bio bio;
@@ -1485,7 +1478,7 @@ void disk_free_zone_resources(struct gendisk *disk)
        mempool_destroy(disk->zone_wplugs_pool);
        disk->zone_wplugs_pool = NULL;
 
-       kfree(disk->conv_zones_bitmap);
+       bitmap_free(disk->conv_zones_bitmap);
        disk->conv_zones_bitmap = NULL;
        disk->zone_capacity = 0;
        disk->last_zone_capacity = 0;
@@ -1607,7 +1600,6 @@ static int blk_revalidate_conv_zone(struct blk_zone 
*zone, unsigned int idx,
                                    struct blk_revalidate_zone_args *args)
 {
        struct gendisk *disk = args->disk;
-       struct request_queue *q = disk->queue;
 
        if (zone->capacity != zone->len) {
                pr_warn("%s: Invalid conventional zone capacity\n",
@@ -1623,7 +1615,7 @@ static int blk_revalidate_conv_zone(struct blk_zone 
*zone, unsigned int idx,
 
        if (!args->conv_zones_bitmap) {
                args->conv_zones_bitmap =
-                       blk_alloc_zone_bitmap(q->node, args->nr_zones);
+                       bitmap_zalloc(args->nr_zones, GFP_NOIO);
                if (!args->conv_zones_bitmap)
                        return -ENOMEM;
        }
-- 
2.45.2


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