From: Yury Norov <yury.norov@gmail.com>
To: linux-kernel@vger.kernel.org, Yury Norov <yury.norov@gmail.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
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Subject: [PATCH 8/9] lib/nodemask: add num_node_state_eq()
Date: Sat, 27 Nov 2021 19:57:03 -0800 [thread overview]
Message-ID: <20211128035704.270739-9-yury.norov@gmail.com> (raw)
In-Reply-To: <20211128035704.270739-1-yury.norov@gmail.com>
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
--
2.25.1
next prev parent reply other threads:[~2021-11-28 4:00 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-28 3:56 [PATCH 0/9] lib/bitmap: optimize bitmap_weight() usage Yury Norov
2021-11-28 3:56 ` [PATCH 1/9] lib/bitmap: add bitmap_weight_{eq,gt,le} Yury Norov
2021-11-28 3:56 ` [PATCH 2/9] lib/bitmap: implement bitmap_{empty,full} with bitmap_weight_eq() Yury Norov
2021-11-28 4:37 ` Michał Mirosław
2021-11-28 6:27 ` Yury Norov
2021-11-28 18:10 ` Michał Mirosław
2021-12-14 19:43 ` Yury Norov
2021-12-15 8:40 ` David Laight
2021-12-15 17:45 ` Yury Norov
2021-11-28 3:56 ` [PATCH 3/9] all: replace bitmap_weigth() with bitmap_{empty,full,eq,gt,le} Yury Norov
2021-11-28 4:47 ` Michał Mirosław
2021-11-28 8:01 ` Greg Kroah-Hartman
2021-11-28 3:56 ` [PATCH 4/9] tools: sync bitmap_weight() usage with the kernel Yury Norov
2021-11-28 3:57 ` [PATCH 5/9] lib/cpumask: add cpumask_weight_{eq,gt,le} Yury Norov
2021-11-28 3:57 ` [PATCH 6/9] lib/nodemask: add nodemask_weight_{eq,gt,le} Yury Norov
2021-11-28 3:57 ` [PATCH 7/9] lib/cpumask: add num_{possible,present,active}_cpus_{eq,gt,le} Yury Norov
2021-11-28 4:56 ` Michał Mirosław
2021-11-28 5:09 ` Michał Mirosław
2021-11-28 6:34 ` Yury Norov
2021-11-28 17:07 ` Joe Perches
2021-11-28 17:43 ` Yury Norov
2021-11-28 17:54 ` Dennis Zhou
2021-11-28 18:47 ` Yury Norov
2021-11-28 17:56 ` Emil Renner Berthing
2021-11-28 17:57 ` Joe Perches
2021-11-28 3:57 ` Yury Norov [this message]
2021-11-28 3:57 ` [PATCH 9/9] MAINTAINERS: add cpumask and nodemask files to BITMAP_API Yury Norov
2021-11-28 11:08 ` [PATCH 0/9] lib/bitmap: optimize bitmap_weight() usage Nicholas Piggin
2021-11-28 23:36 ` Yury Norov
2021-11-28 18:03 ` mirq-test
2021-11-28 18:05 ` Michał Mirosław
2021-11-29 6:38 ` Yury Norov
2021-11-29 16:34 ` Michał Mirosław
2021-12-02 0:31 ` Yury Norov
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