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| 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 (patch) | |
| tree | e97eca9db119b5f31104f3fbff56b326949f8039 /mm/vmscan.c | |
| parent | eaad1ae7819fa2b8616a31c66d48982b1bb85d62 (diff) | |
| download | linux-b87c517ac5de168aec6e8318ca0707b11b2ccfaf.tar.gz | |
mm/vmscan: remove unneeded return value of kswapd_run()
The return value of kswapd_run() is unused now. Clean it up. Link: https://lkml.kernel.org/r/20210717065911.61497-4-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Acked-by: Michal Hocko <mhocko@suse.com> Cc: Alex Shi <alexs@kernel.org> Cc: Alistair Popple <apopple@nvidia.com> Cc: David Hildenbrand <david@redhat.com> Cc: Hillf Danton <hillf.zj@alibaba-inc.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Minchan Kim <minchan@kernel.org> Cc: Shaohua Li <shli@fb.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Yu Zhao <yuzhao@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 7 |
1 files 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; } /* |