diff options
Diffstat (limited to 'arch/s390/kernel/sysinfo.c')
| -rw-r--r-- | arch/s390/kernel/sysinfo.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c index a91274b4eb8..f04d93aa48e 100644 --- a/arch/s390/kernel/sysinfo.c +++ b/arch/s390/kernel/sysinfo.c @@ -15,6 +15,7 @@ #include <asm/ebcdic.h> #include <asm/sysinfo.h> #include <asm/cpcmd.h> +#include <asm/topology.h> /* Sigh, math-emu. Don't ask. */ #include <asm/sfp-util.h> @@ -84,6 +85,35 @@ static int stsi_1_1_1(struct sysinfo_1_1_1 *info, char *page, int len) return len; } +static int stsi_15_1_x(struct sysinfo_15_1_x *info, char *page, int len) +{ + static int max_mnest; + int i, rc; + + len += sprintf(page + len, "\n"); + if (!MACHINE_HAS_TOPOLOGY) + return len; + if (max_mnest) { + stsi(info, 15, 1, max_mnest); + } else { + for (max_mnest = 6; max_mnest > 1; max_mnest--) { + rc = stsi(info, 15, 1, max_mnest); + if (rc != -ENOSYS) + break; + } + } + len += sprintf(page + len, "CPU Topology HW: "); + for (i = 0; i < TOPOLOGY_NR_MAG; i++) + len += sprintf(page + len, " %d", info->mag[i]); + len += sprintf(page + len, "\n"); + store_topology(info); + len += sprintf(page + len, "CPU Topology SW: "); + for (i = 0; i < TOPOLOGY_NR_MAG; i++) + len += sprintf(page + len, " %d", info->mag[i]); + len += sprintf(page + len, "\n"); + return len; +} + static int stsi_1_2_2(struct sysinfo_1_2_2 *info, char *page, int len) { struct sysinfo_1_2_2_extension *ext; @@ -94,7 +124,6 @@ static int stsi_1_2_2(struct sysinfo_1_2_2 *info, char *page, int len) ext = (struct sysinfo_1_2_2_extension *) ((unsigned long) info + info->acc_offset); - len += sprintf(page + len, "\n"); len += sprintf(page + len, "CPUs Total: %d\n", info->cpus_total); len += sprintf(page + len, "CPUs Configured: %d\n", @@ -224,6 +253,9 @@ static int proc_read_sysinfo(char *page, char **start, len = stsi_1_1_1((struct sysinfo_1_1_1 *) info, page, len); if (level >= 1) + len = stsi_15_1_x((struct sysinfo_15_1_x *) info, page, len); + + if (level >= 1) len = stsi_1_2_2((struct sysinfo_1_2_2 *) info, page, len); if (level >= 2) |