diff options
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/target_core_user.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index b1fd06edea59..3deaeecb712e 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -1661,13 +1661,14 @@ static int tcmu_check_and_free_pending_cmd(struct tcmu_cmd *cmd) static u32 tcmu_blocks_release(struct tcmu_dev *udev, unsigned long first, unsigned long last) { - XA_STATE(xas, &udev->data_pages, first * udev->data_pages_per_blk); struct page *page; + unsigned long dpi; u32 pages_freed = 0; - xas_lock(&xas); - xas_for_each(&xas, page, (last + 1) * udev->data_pages_per_blk - 1) { - xas_store(&xas, NULL); + first = first * udev->data_pages_per_blk; + last = (last + 1) * udev->data_pages_per_blk - 1; + xa_for_each_range(&udev->data_pages, dpi, page, first, last) { + xa_erase(&udev->data_pages, dpi); /* * While reaching here there may be page faults occurring on * the to-be-released pages. A race condition may occur if @@ -1691,7 +1692,6 @@ static u32 tcmu_blocks_release(struct tcmu_dev *udev, unsigned long first, __free_page(page); pages_freed++; } - xas_unlock(&xas); atomic_sub(pages_freed, &global_page_count); |