From: Qais Yousef Date: Mon, 23 Mar 2020 13:51:04 +0000 (+0000) Subject: sparc: Replace cpu_up/down() with add/remove_cpu() X-Git-Tag: microblaze-v5.10~1167^2~7 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=7f6707a2040fecfae131752b5097c028885cc161;p=linux-2.6-microblaze.git sparc: Replace cpu_up/down() with add/remove_cpu() The core device API performs extra housekeeping bits that are missing from directly calling cpu_up/down(). See commit a6717c01ddc2 ("powerpc/rtas: use device model APIs and serialization during LPM") for an example description of what might go wrong. This also prepares to make cpu_up/down() a private interface of the CPU subsystem. Signed-off-by: Qais Yousef Signed-off-by: Thomas Gleixner Acked-by: David S. Miller Link: https://lkml.kernel.org/r/20200323135110.30522-12-qais.yousef@arm.com --- diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index bbf59b3b4af8..75232cbd58bf 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -555,7 +555,7 @@ static int dr_cpu_configure(struct ds_info *dp, struct ds_cap_state *cp, printk(KERN_INFO "ds-%llu: Starting cpu %d...\n", dp->id, cpu); - err = cpu_up(cpu); + err = add_cpu(cpu); if (err) { __u32 res = DR_CPU_RES_FAILURE; __u32 stat = DR_CPU_STAT_UNCONFIGURED; @@ -611,7 +611,7 @@ static int dr_cpu_unconfigure(struct ds_info *dp, printk(KERN_INFO "ds-%llu: Shutting down cpu %d...\n", dp->id, cpu); - err = cpu_down(cpu); + err = remove_cpu(cpu); if (err) dr_cpu_mark(resp, cpu, ncpus, DR_CPU_RES_FAILURE,