Commit 6baa29b6 authored by Honggang Li's avatar Honggang Li Committed by Greg Kroah-Hartman

percpu: free percpu allocation info for uniprocessor system

commit 3189eddb upstream.

Currently, only SMP system free the percpu allocation info.
Uniprocessor system should free it too. For example, one x86 UML
virtual machine with 256MB memory, UML kernel wastes one page memory.
Signed-off-by: default avatarHonggang Li <enjoymindful@gmail.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 02a4c496
......@@ -1933,6 +1933,8 @@ void __init setup_per_cpu_areas(void)
if (pcpu_setup_first_chunk(ai, fc) < 0)
panic("Failed to initialize percpu areas.");
pcpu_free_alloc_info(ai);
}
#endif /* CONFIG_SMP */
......
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