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authorChristoph Hellwig <hch@lst.de>2019-12-03 12:39:05 +0300
committerJens Axboe <axboe@kernel.dk>2019-12-03 18:51:25 +0300
commitf216fdd77b5654f8c4f6fac6020d6aabc58878ef (patch)
tree01b933fd8e0ce324cb790f4e9582b75cbf27ab4a /block
parent9b38bb4b1e6de47b379afaad2c707df639bb4dc7 (diff)
downloadlinux-f216fdd77b5654f8c4f6fac6020d6aabc58878ef.tar.xz
block: replace seq_zones_bitmap with conv_zones_bitmap
Invert the meaning of seq_zones_bitmap by keeping a bitmap of conventional zones. This allows not having a bitmap for devices that do not have conventional zones. Reviewed-by: Javier González <javier@javigon.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-zoned.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 65a9bdc9fe27..9c3931051f4f 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -332,15 +332,15 @@ static inline unsigned long *blk_alloc_zone_bitmap(int node,
void blk_queue_free_zone_bitmaps(struct request_queue *q)
{
- kfree(q->seq_zones_bitmap);
- q->seq_zones_bitmap = NULL;
+ kfree(q->conv_zones_bitmap);
+ q->conv_zones_bitmap = NULL;
kfree(q->seq_zones_wlock);
q->seq_zones_wlock = NULL;
}
struct blk_revalidate_zone_args {
struct gendisk *disk;
- unsigned long *seq_zones_bitmap;
+ unsigned long *conv_zones_bitmap;
unsigned long *seq_zones_wlock;
sector_t sector;
};
@@ -394,8 +394,8 @@ static int blk_revalidate_zone_cb(struct blk_zone *zone, unsigned int idx,
return -ENODEV;
}
- if (zone->type != BLK_ZONE_TYPE_CONVENTIONAL)
- set_bit(idx, args->seq_zones_bitmap);
+ if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL)
+ set_bit(idx, args->conv_zones_bitmap);
args->sector += zone->len;
return 0;
@@ -415,8 +415,8 @@ static int blk_update_zone_info(struct gendisk *disk, unsigned int nr_zones,
args->seq_zones_wlock = blk_alloc_zone_bitmap(q->node, nr_zones);
if (!args->seq_zones_wlock)
return -ENOMEM;
- args->seq_zones_bitmap = blk_alloc_zone_bitmap(q->node, nr_zones);
- if (!args->seq_zones_bitmap)
+ args->conv_zones_bitmap = blk_alloc_zone_bitmap(q->node, nr_zones);
+ if (!args->conv_zones_bitmap)
return -ENOMEM;
ret = disk->fops->report_zones(disk, 0, nr_zones,
@@ -465,7 +465,7 @@ int blk_revalidate_disk_zones(struct gendisk *disk)
if (ret >= 0) {
q->nr_zones = nr_zones;
swap(q->seq_zones_wlock, args.seq_zones_wlock);
- swap(q->seq_zones_bitmap, args.seq_zones_bitmap);
+ swap(q->conv_zones_bitmap, args.conv_zones_bitmap);
ret = 0;
} else {
pr_warn("%s: failed to revalidate zones\n", disk->disk_name);
@@ -474,7 +474,7 @@ int blk_revalidate_disk_zones(struct gendisk *disk)
blk_mq_unfreeze_queue(q);
kfree(args.seq_zones_wlock);
- kfree(args.seq_zones_bitmap);
+ kfree(args.conv_zones_bitmap);
return ret;
}
EXPORT_SYMBOL_GPL(blk_revalidate_disk_zones);