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authorIlya Leoshkevich <iii@linux.ibm.com>2023-07-31 17:07:11 +0200
committerVasily Gorbik <gor@linux.ibm.com>2023-09-19 13:26:55 +0200
commit3570ee046c46b5dc3d077e3e60616b141a221027 (patch)
treefa7420203341842a0a8973b80f84dceeb69e801e /arch/s390/include
parent496bb034f4ff4866452ced7fdfaa4a0736230bdf (diff)
s390/smp: keep the original lowcore for CPU 0
Now that CPU 0 is not hotpluggable, it is not necessary to support freeing its stacks. Delete all the code that migrates it to new stacks and a new lowcore. Suggested-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/include')
-rw-r--r--arch/s390/include/asm/smp.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index 73ed2781073b..6e5b1b4b19a9 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -59,7 +59,6 @@ static inline void smp_cpus_done(unsigned int max_cpus)
{
}
-extern int smp_reinit_ipl_cpu(void);
extern int smp_rescan_cpus(void);
extern void __noreturn cpu_die(void);
extern void __cpu_die(unsigned int cpu);