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authorWei Yang <richard.weiyang@gmail.com>2024-08-08 02:14:14 +0200
committerMike Rapoport (Microsoft) <rppt@kernel.org>2024-08-11 18:19:00 +0200
commit0910bf0ef85c5404aac94394cb31e076e4eb03f1 (patch)
tree7e5198c845c915b35babab5d4bfa359a1082dd98 /kernel
parentmm/memblock: introduce a new helper memblock_estimated_nr_free_pages() (diff)
downloadlinux-0910bf0ef85c5404aac94394cb31e076e4eb03f1.tar.xz
linux-0910bf0ef85c5404aac94394cb31e076e4eb03f1.zip
kernel/fork.c: get estimated free pages by memblock api
Instead of getting estimated free pages from memblock directly, we have introduced an API, memblock_estimated_nr_free_pages(), which is more friendly for users. Just replace it with new API, no functional change. Signed-off-by: Wei Yang <richard.weiyang@gmail.com> CC: Mike Rapoport <rppt@kernel.org> CC: David Hildenbrand <david@redhat.com> CC: Oleg Nesterov <oleg@redhat.com> Acked-by: David Hildenbrand <david@redhat.com> Link: https://lore.kernel.org/r/20240808001415.6298-2-richard.weiyang@gmail.com Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/fork.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index cc760491f201..d99f148d818b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -997,7 +997,7 @@ void __init __weak arch_task_cache_init(void) { }
static void __init set_max_threads(unsigned int max_threads_suggested)
{
u64 threads;
- unsigned long nr_pages = PHYS_PFN(memblock_phys_mem_size() - memblock_reserved_size());
+ unsigned long nr_pages = memblock_estimated_nr_free_pages();
/*
* The number of threads shall be limited such that the thread