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-rw-r--r--arch/x86_64/kernel/setup.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 9435ab7d6fb..5de7eaf5d97 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -423,6 +423,12 @@ static __init void parse_cmdline_early (char ** cmdline_p)
else if(!memcmp(from, "elfcorehdr=", 11))
elfcorehdr_addr = memparse(from+11, &from);
#endif
+
+#ifdef CONFIG_SMP
+ else if (!memcmp(from, "additional_cpus=", 16))
+ setup_additional_cpus(from+16);
+#endif
+
next_char:
c = *(from++);
if (!c)