diff options
Diffstat (limited to 'arch/s390/kernel/processor.c')
| -rw-r--r-- | arch/s390/kernel/processor.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c index 928b929a6261..778cd6536175 100644 --- a/arch/s390/kernel/processor.c +++ b/arch/s390/kernel/processor.c @@ -7,6 +7,7 @@ #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt #include <linux/cpufeature.h> +#include <linux/bitops.h> #include <linux/kernel.h> #include <linux/sched/mm.h> #include <linux/init.h> @@ -91,11 +92,23 @@ int cpu_have_feature(unsigned int num) } EXPORT_SYMBOL(cpu_have_feature); +static void show_facilities(struct seq_file *m) +{ + unsigned int bit; + long *facilities; + + facilities = (long *)&S390_lowcore.stfle_fac_list; + seq_puts(m, "facilities :"); + for_each_set_bit_inv(bit, facilities, MAX_FACILITY_BIT) + seq_printf(m, " %d", bit); + seq_putc(m, '\n'); +} + static void show_cpu_summary(struct seq_file *m, void *v) { static const char *hwcap_str[] = { "esan3", "zarch", "stfle", "msa", "ldisp", "eimm", "dfp", - "edat", "etf3eh", "highgprs", "te", "vx", "vxd", "vxe" + "edat", "etf3eh", "highgprs", "te", "vx", "vxd", "vxe", "gs" }; static const char * const int_hwcap_str[] = { "sie" @@ -116,6 +129,7 @@ static void show_cpu_summary(struct seq_file *m, void *v) if (int_hwcap_str[i] && (int_hwcap & (1UL << i))) seq_printf(m, "%s ", int_hwcap_str[i]); seq_puts(m, "\n"); + show_facilities(m); show_cacheinfo(m); for_each_online_cpu(cpu) { struct cpuid *id = &per_cpu(cpu_info.cpu_id, cpu); |