diff options
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r-- | arch/s390/kernel/perf_cpum_cf.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/perf_cpum_sf.c | 2 | ||||
-rw-r--r-- | arch/s390/kernel/smp.c | 2 | ||||
-rw-r--r-- | arch/s390/kernel/syscalls.S | 2 |
4 files changed, 5 insertions, 2 deletions
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 58bf4572d457..62f066b5259e 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -670,6 +670,7 @@ static int cpumf_pmu_notifier(struct notifier_block *self, unsigned long action, switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: + case CPU_DOWN_FAILED: flags = PMC_INIT; smp_call_function_single(cpu, setup_pmc_cpu, &flags, 1); break; diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index 1a43474df541..eaab9a7cb3be 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -1521,7 +1521,7 @@ static int cpumf_pmu_notifier(struct notifier_block *self, switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: - case CPU_ONLINE_FROZEN: + case CPU_DOWN_FAILED: flags = PMC_INIT; smp_call_function_single(cpu, setup_pmc_cpu, &flags, 1); break; diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 40a6b4f9c36c..7b89a7572100 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -832,7 +832,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *tidle) pcpu_attach_task(pcpu, tidle); pcpu_start_fn(pcpu, smp_start_secondary, NULL); /* Wait until cpu puts itself in the online & active maps */ - while (!cpu_online(cpu) || !cpu_active(cpu)) + while (!cpu_online(cpu)) cpu_relax(); return 0; } diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 293d8b98fd52..9b59e6212d8f 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -384,3 +384,5 @@ SYSCALL(sys_recvmsg,compat_sys_recvmsg) SYSCALL(sys_shutdown,sys_shutdown) SYSCALL(sys_mlock2,compat_sys_mlock2) SYSCALL(sys_copy_file_range,compat_sys_copy_file_range) /* 375 */ +SYSCALL(sys_preadv2,compat_sys_preadv2) +SYSCALL(sys_pwritev2,compat_sys_pwritev2) |