diff options
Diffstat (limited to 'fs/btrfs/zoned.c')
| -rw-r--r-- | fs/btrfs/zoned.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index c9e2b0c85309..1f503e8e42d4 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -15,6 +15,8 @@ #include "transaction.h" #include "dev-replace.h" #include "space-info.h" +#include "fs.h" +#include "accessors.h" /* Maximum number of zones to report per blkdev_report_zones() call */ #define BTRFS_REPORT_NR_ZONES 4096 @@ -392,8 +394,7 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache) zone_sectors = bdev_zone_sectors(bdev); } - /* Check if it's power of 2 (see is_power_of_2) */ - ASSERT(zone_sectors != 0 && (zone_sectors & (zone_sectors - 1)) == 0); + ASSERT(is_power_of_two_u64(zone_sectors)); zone_info->zone_size = zone_sectors << SECTOR_SHIFT; /* We reject devices with a zone size larger than 8GB */ @@ -538,6 +539,8 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache) } atomic_set(&zone_info->active_zones_left, max_active_zones - nactive); + /* Overcommit does not work well with active zone tacking. */ + set_bit(BTRFS_FS_NO_OVERCOMMIT, &fs_info->flags); } /* Validate superblock log */ @@ -1018,8 +1021,8 @@ int btrfs_reset_sb_log_zones(struct block_device *bdev, int mirror) zone_sectors * BTRFS_NR_SB_LOG_ZONES, GFP_NOFS); } -/** - * btrfs_find_allocatable_zones - find allocatable zones within a given region +/* + * Find allocatable zones within a given region. * * @device: the device to allocate a region on * @hole_start: the position of the hole to allocate the region @@ -1436,7 +1439,7 @@ int btrfs_load_block_group_zone_info(struct btrfs_block_group *cache, bool new) } if (num_sequential > 0) - cache->seq_zone = true; + set_bit(BLOCK_GROUP_FLAG_SEQUENTIAL_ZONE, &cache->runtime_flags); if (num_conventional > 0) { /* Zone capacity is always zone size in emulation */ @@ -1648,7 +1651,7 @@ bool btrfs_use_zone_append(struct btrfs_inode *inode, u64 start) if (!cache) return false; - ret = cache->seq_zone; + ret = !!test_bit(BLOCK_GROUP_FLAG_SEQUENTIAL_ZONE, &cache->runtime_flags); btrfs_put_block_group(cache); return ret; @@ -1862,7 +1865,7 @@ struct btrfs_device *btrfs_zoned_get_device(struct btrfs_fs_info *fs_info, return device; } -/** +/* * Activate block group and underlying device zones * * @block_group: the block group to activate @@ -2153,7 +2156,8 @@ static void btrfs_zone_finish_endio_workfn(struct work_struct *work) void btrfs_schedule_zone_finish_bg(struct btrfs_block_group *bg, struct extent_buffer *eb) { - if (!bg->seq_zone || eb->start + eb->len * 2 <= bg->start + bg->zone_capacity) + if (!test_bit(BLOCK_GROUP_FLAG_SEQUENTIAL_ZONE, &bg->runtime_flags) || + eb->start + eb->len * 2 <= bg->start + bg->zone_capacity) return; if (WARN_ON(bg->zone_finish_work.func == btrfs_zone_finish_endio_workfn)) { |