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| author |   Wei Yang <richard.weiyang@gmail.com> | 2020-06-03 15:59:05 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-03 20:09:45 -0700 |
| commit | d0ddf49b7c4a3161d28f58612672d08ee9b5db94 (patch) | |
| tree | e82968b578711e4e86594c05a07903247144a306 | |
| parent | mm/page_alloc: integrate classzone_idx and high_zoneidx (diff) | |
| download | linux-dev-d0ddf49b7c4a3161d28f58612672d08ee9b5db94.tar.xz linux-dev-d0ddf49b7c4a3161d28f58612672d08ee9b5db94.zip | |
mm/page_alloc.c: use NODE_MASK_NONE in build_zonelists()
Slightly simplify the code by initializing user_mask with NODE_MASK_NONE,
instead of later calling nodes_clear(). This saves a line of code.
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Link: http://lkml.kernel.org/r/20200330220840.21228-1-richard.weiyang@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/page_alloc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 5ef1eff330a2..818c2644a200 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5692,14 +5692,13 @@ static void build_zonelists(pg_data_t *pgdat) { static int node_order[MAX_NUMNODES]; int node, load, nr_nodes = 0; - nodemask_t used_mask; + nodemask_t used_mask = NODE_MASK_NONE; int local_node, prev_node; /* NUMA-aware ordering of nodes */ local_node = pgdat->node_id; load = nr_online_nodes; prev_node = local_node; - nodes_clear(used_mask); memset(node_order, 0, sizeof(node_order)); while ((node = find_next_best_node(local_node, &used_mask)) >= 0) { |