[PATCH 8/9] lib/nodemask: add num_node_state_eq()
flat view
STALE1761d
SUPERSEDED
From: Yury Norov <yury.norov@gmail.com>
Date: 2021-11-28 04:00:25
Also in:
kvm, linux-crypto, linux-mips, linux-mm, linux-perf-users, linux-riscv, linux-s390, lkml
Subsystem:
bitmap api, memory management, memory management - page allocator, the rest · Maintainers:
Yury Norov, Andrew Morton, Vlastimil Babka, Linus Torvalds
Revision v1 of 5 in this series.
Revisions (5)
- v1
- v1 current
- v2 [diff vs current]
- v2 [diff vs current]
- v3 [diff vs current]
Add num_node_state_eq() and replace num_node_state() with it in page_alloc_init(). Signed-off-by: Yury Norov <yury.norov@gmail.com> --- include/linux/nodemask.h | 5 +++++ mm/page_alloc.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index 3801ec5b06f4..b68ee2a80164 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h@@ -455,6 +455,11 @@ static inline int num_node_state(enum node_states state) return nodes_weight(node_states[state]); } +static inline int num_node_state_eq(enum node_states state, unsigned int num) +{ + return nodes_weight_eq(node_states[state], num); +} + #define for_each_node_state(__node, __state) \ for_each_node_mask((__node), node_states[__state])
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 91c1105a9efe..81d111155ffb 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c@@ -8323,7 +8323,7 @@ void __init page_alloc_init(void) int ret; #ifdef CONFIG_NUMA - if (num_node_state(N_MEMORY) == 1) + if (num_node_state_eq(N_MEMORY, 1)) hashdist = 0; #endif
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2.25.1