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-rw-r--r--fs/btrfs/extent-tree.c28
1 files changed, 3 insertions, 25 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 1aee51a9f3bf..c7adff343ba9 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -11137,13 +11137,11 @@ int btrfs_error_unpin_extent_range(struct btrfs_fs_info *fs_info,
* it while performing the free space search since we have already
* held back allocations.
*/
-static int btrfs_trim_free_extents(struct btrfs_device *device,
- struct fstrim_range *range, u64 *trimmed)
+static int btrfs_trim_free_extents(struct btrfs_device *device, u64 *trimmed)
{
- u64 start, len = 0, end = 0;
+ u64 start = SZ_1M, len = 0, end = 0;
int ret;
- start = max_t(u64, range->start, SZ_1M);
*trimmed = 0;
/* Discard not supported = nothing to do. */
@@ -11186,22 +11184,6 @@ static int btrfs_trim_free_extents(struct btrfs_device *device,
break;
}
- /* Keep going until we satisfy minlen or reach end of space */
- if (len < range->minlen) {
- mutex_unlock(&fs_info->chunk_mutex);
- start += len;
- continue;
- }
-
- /* If we are out of the passed range break */
- if (start > range->start + range->len - 1) {
- mutex_unlock(&fs_info->chunk_mutex);
- break;
- }
-
- start = max(range->start, start);
- len = min(range->len, len);
-
ret = btrfs_issue_discard(device->bdev, start, len,
&bytes);
if (!ret)
@@ -11216,10 +11198,6 @@ 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;
@@ -11303,7 +11281,7 @@ 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, &group_trimmed);
if (ret) {
dev_failed++;
dev_ret = ret;