Messages in this thread Patch in this message | | | From | Wei Yang <> | Subject | [PATCH 4/4] mm/swapfile.c: move new_cluster to check free_clusters directly | Date | Sun, 19 Apr 2020 01:39:21 +0000 |
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Each time it needs jump to new_cluster, it is sure current percpu_cluster is null.
Move the new_cluster to check free_clusters directly.
Signed-off-by: Wei Yang <richard.weiyang@gmail.com> --- mm/swapfile.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/swapfile.c b/mm/swapfile.c index 07b0bc095411..78e92ff14c79 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -603,9 +603,9 @@ static bool scan_swap_map_try_ssd_cluster(struct swap_info_struct *si, struct swap_cluster_info *ci; unsigned long tmp, max; -new_cluster: cluster = this_cpu_ptr(si->percpu_cluster); if (cluster_is_null(&cluster->index)) { +new_cluster: if (!cluster_list_empty(&si->free_clusters)) { cluster->index = si->free_clusters.head; cluster->next = cluster_next(&cluster->index) * -- 2.23.0
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