From 451239eb3d397bd197a79cc3aab943da41ba0905 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Fri, 13 Apr 2018 14:04:24 +0200 Subject: [PATCH] s390: add support for IBM z14 Model ZR1 Just add the new machine type number to the two places that matter. Cc: # v4.14+ Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky --- arch/s390/Kconfig | 8 ++++---- arch/s390/kernel/perf_cpum_cf_events.c | 1 + arch/s390/kernel/setup.c | 1 + 3 files changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index beccb58..199ac3e 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -286,12 +286,12 @@ config MARCH_Z13 older machines. config MARCH_Z14 - bool "IBM z14" + bool "IBM z14 ZR1 and z14" select HAVE_MARCH_Z14_FEATURES help - Select this to enable optimizations for IBM z14 (3906 series). - The kernel will be slightly faster but will not work on older - machines. + Select this to enable optimizations for IBM z14 ZR1 and z14 (3907 + and 3906 series). The kernel will be slightly faster but will not + work on older machines. endchoice diff --git a/arch/s390/kernel/perf_cpum_cf_events.c b/arch/s390/kernel/perf_cpum_cf_events.c index c5bc3f2..5ee27dc 100644 --- a/arch/s390/kernel/perf_cpum_cf_events.c +++ b/arch/s390/kernel/perf_cpum_cf_events.c @@ -583,6 +583,7 @@ __init const struct attribute_group **cpumf_cf_event_group(void) model = cpumcf_z13_pmu_event_attr; break; case 0x3906: + case 0x3907: model = cpumcf_z14_pmu_event_attr; break; default: diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index fc3b4aa..d82a9ec 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -821,6 +821,7 @@ static int __init setup_hwcaps(void) strcpy(elf_platform, "z13"); break; case 0x3906: + case 0x3907: strcpy(elf_platform, "z14"); break; } -- 2.7.4