From: Sven Schnelle Date: Mon, 10 Jun 2024 11:45:29 +0000 (+0200) Subject: s390/smp: Remove duplicate get_lowcore() calls X-Git-Tag: v6.11-rc1~126^2~32 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=eb28ec2b2e55c58148fa07eb994af11e6099e748;p=thirdparty%2Fkernel%2Flinux.git s390/smp: Remove duplicate get_lowcore() calls Assign the output from get_lowcore() to a local variable, so the code is easier to read. Acked-by: Heiko Carstens Signed-off-by: Sven Schnelle Signed-off-by: Vasily Gorbik --- diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index ebe4bc326a6b0..4c2faab56eb6b 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -842,15 +842,16 @@ void __init smp_detect_cpus(void) */ static void smp_start_secondary(void *cpuvoid) { + struct lowcore *lc = get_lowcore(); int cpu = raw_smp_processor_id(); - get_lowcore()->last_update_clock = get_tod_clock(); - get_lowcore()->restart_stack = (unsigned long)restart_stack; - get_lowcore()->restart_fn = (unsigned long)do_restart; - get_lowcore()->restart_data = 0; - get_lowcore()->restart_source = -1U; - get_lowcore()->restart_flags = 0; - restore_access_regs(get_lowcore()->access_regs_save_area); + lc->last_update_clock = get_tod_clock(); + lc->restart_stack = (unsigned long)restart_stack; + lc->restart_fn = (unsigned long)do_restart; + lc->restart_data = 0; + lc->restart_source = -1U; + lc->restart_flags = 0; + restore_access_regs(lc->access_regs_save_area); cpu_init(); rcutree_report_cpu_starting(cpu); init_cpu_timer(); @@ -987,10 +988,12 @@ void __init smp_prepare_boot_cpu(void) void __init smp_setup_processor_id(void) { + struct lowcore *lc = get_lowcore(); + pcpu_devices[0].address = stap(); - get_lowcore()->cpu_nr = 0; - get_lowcore()->spinlock_lockval = arch_spin_lockval(0); - get_lowcore()->spinlock_index = 0; + lc->cpu_nr = 0; + lc->spinlock_lockval = arch_spin_lockval(0); + lc->spinlock_index = 0; } /*