diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 6d155d7d439d98a3de737ebf3e8da96e26a0bf06..0cc800d22a0814d7b41c1d3f2b2eb6666747878e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -10788,9 +10788,9 @@ int btrfs_error_unpin_extent_range(struct btrfs_fs_info *fs_info, * held back allocations. */ static int btrfs_trim_free_extents(struct btrfs_device *device, - struct fstrim_range *range, u64 *trimmed) + u64 minlen, u64 *trimmed) { - u64 start = range->start, len = 0; + u64 start = 0, len = 0; int ret; *trimmed = 0; @@ -10833,8 +10833,8 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, if (!trans) up_read(&fs_info->commit_root_sem); - ret = find_free_dev_extent_start(trans, device, range->minlen, - start, &start, &len); + ret = find_free_dev_extent_start(trans, device, minlen, start, + &start, &len); if (trans) { up_read(&fs_info->commit_root_sem); btrfs_put_transaction(trans); @@ -10847,16 +10847,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, break; } - /* If we are out of the passed range break */ - if (start > range->start + range->len - 1) { - mutex_unlock(&fs_info->chunk_mutex); - ret = 0; - break; - } - - start = max(range->start, start); - len = min(range->len, len); - ret = btrfs_issue_discard(device->bdev, start, len, &bytes); mutex_unlock(&fs_info->chunk_mutex); @@ -10866,10 +10856,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device, start += len; *trimmed += bytes; - /* We've trimmed enough */ - if (*trimmed >= range->len) - break; - if (fatal_signal_pending(current)) { ret = -ERESTARTSYS; break; @@ -10953,7 +10939,8 @@ int btrfs_trim_fs(struct btrfs_fs_info *fs_info, struct fstrim_range *range) mutex_lock(&fs_info->fs_devices->device_list_mutex); devices = &fs_info->fs_devices->devices; list_for_each_entry(device, devices, dev_list) { - ret = btrfs_trim_free_extents(device, range, &group_trimmed); + ret = btrfs_trim_free_extents(device, range->minlen, + &group_trimmed); if (ret) { dev_failed++; dev_ret = ret;