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dm: remove useless md->nr_zones variable

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md->nr_zones is no longer used for anything. Remove it.

Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
This commit is contained in:
Benjamin Marzinski
2025-10-08 23:24:11 -04:00
committed by Mikulas Patocka
parent 9a746ee0fb
commit 27cecacbe8
2 changed files with 0 additions and 4 deletions
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1
drivers/md/dm-core.h
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@@ -139,7 +139,6 @@ struct mapped_device {
struct srcu_struct io_barrier;
#ifdef CONFIG_BLK_DEV_ZONED
unsigned int nr_zones;
void *zone_revalidate_map;
struct task_struct *revalidate_map_task;
#endif

3
drivers/md/dm-zone.c
View File

@@ -193,8 +193,6 @@ int dm_revalidate_zones(struct dm_table *t, struct request_queue *q)
return ret;
}
md->nr_zones = disk->nr_zones;
return 0;
}
@@ -442,7 +440,6 @@ void dm_finalize_zone_settings(struct dm_table *t, struct queue_limits *lim)
set_bit(DMF_EMULATE_ZONE_APPEND, &md->flags);
} else {
clear_bit(DMF_EMULATE_ZONE_APPEND, &md->flags);
md->nr_zones = 0;
md->disk->nr_zones = 0;
}
}