From: Len Brown len.brown@intel.com
mainline inclusion from mainline-v5.3-rc1 commit 306a0de329f77537f29022c2982006f9145d782d category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I47H3V CVE: NA
--------------------------------
commit 306a0de329f77537f29022c2982006f9145d782d upstream.
topology_die_id(cpu) is a simple macro for use inside the kernel to get the die_id associated with the given cpu.
Signed-off-by: Len Brown len.brown@intel.com Signed-off-by: Thomas Gleixner tglx@linutronix.de Reviewed-by: Ingo Molnar mingo@kernel.org Acked-by: Peter Zijlstra (Intel) peterz@infradead.org Link: https://lkml.kernel.org/r/6463bc422b1b05445a502dc505c1d7c6756bda6a.155776931... Signed-off-by: Youquan Song youquan.song@intel.com Signed-off-by: Jackie Liu liuyun01@kylinos.cn Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Reviewed-by: Xie XiuQi xiexiuqi@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- arch/x86/include/asm/topology.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index e0232f7042c3..3777dbe9c0ff 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -106,6 +106,7 @@ extern const struct cpumask *cpu_coregroup_mask(int cpu);
#define topology_logical_package_id(cpu) (cpu_data(cpu).logical_proc_id) #define topology_physical_package_id(cpu) (cpu_data(cpu).phys_proc_id) +#define topology_die_id(cpu) (cpu_data(cpu).cpu_die_id) #define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id)
#ifdef CONFIG_SMP