Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.9 13/32] xtensa: SMP: mark each possible CPU as present | Date | Sat, 23 Feb 2019 16:09:32 -0500 |
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From: Max Filippov <jcmvbkbc@gmail.com>
[ Upstream commit 8b1c42cdd7181200dc1fff39dcb6ac1a3fac2c25 ]
Otherwise it is impossible to enable CPUs after booting with 'maxcpus' parameter.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/xtensa/kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c index fd0f0b50e0215..8329891071aa1 100644 --- a/arch/xtensa/kernel/smp.c +++ b/arch/xtensa/kernel/smp.c @@ -80,7 +80,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) { unsigned i; - for (i = 0; i < max_cpus; ++i) + for_each_possible_cpu(i) set_cpu_present(i, true); } -- 2.19.1
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