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-rw-r--r--arch/s390/kernel/head64.S8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 38a973ccf501..791cb9000e86 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -40,8 +40,12 @@ ENTRY(startup_continue)
stg %r15,__LC_KERNEL_STACK # set end of kernel stack
aghi %r15,-160
#
-# Save ipl parameters, clear bss memory, initialize storage key for kernel pages,
-# and create a kernel NSS if the SAVESYS= parm is defined
+# Early setup functions that may not rely on an initialized bss section,
+# like moving the initrd. Returns with an initialized bss section.
+#
+ brasl %r14,startup_init_nobss
+#
+# Early machine initialization and detection functions.
#
brasl %r14,startup_init
lpswe .Lentry-.LPG1(13) # jump to _stext in primary-space,