author: Miaohe Lin <linmiaohe@huawei.com> 2021-09-02 14:59:46 -0700
committer: Linus Torvalds <torvalds@linux-foundation.org> 2021-09-03 09:58:17 -0700
commit: b87c517ac5de168aec6e8318ca0707b11b2ccfaf
parent: eaad1ae7819fa2b8616a31c66d48982b1bb85d62
Commit Summary:
Diffstat:
1 file changed, 2 insertions, 5 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 8857e4dcbfd3..ab5019700dc3 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4434,23 +4434,20 @@ unsigned long shrink_all_memory(unsigned long nr_to_reclaim)
* This kswapd start function will be called by init and node-hot-add.
* On node-hot-add, kswapd will moved to proper cpus if cpus are hot-added.
*/
-int kswapd_run(int nid)
+void kswapd_run(int nid)
{
pg_data_t *pgdat = NODE_DATA(nid);
- int ret = 0;
if (pgdat->kswapd)
- return 0;
+ return;
pgdat->kswapd = kthread_run(kswapd, pgdat, "kswapd%d", nid);
if (IS_ERR(pgdat->kswapd)) {
/* failure at boot is fatal */
BUG_ON(system_state < SYSTEM_RUNNING);
pr_err("Failed to start kswapd on node %d\n", nid);
- ret = PTR_ERR(pgdat->kswapd);
pgdat->kswapd = NULL;
}
- return ret;
}
/*