diff options
| author |   Nicholas Piggin <npiggin@gmail.com> | 2019-04-11 13:34:45 +1000 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2019-05-03 19:42:41 +0200 |
| commit | 2f1a6fbbef7781382850c3104ecb658f21b5d460 (patch) | |
| tree | 5d6156deb3c41a176c3c8bca4abfc49d7953ab75 /kernel/kexec_core.c | |
| parent | sched/core: Allow the remote scheduler tick to be started on CPU0 (diff) | |
| download | linux-dev-2f1a6fbbef7781382850c3104ecb658f21b5d460.tar.xz linux-dev-2f1a6fbbef7781382850c3104ecb658f21b5d460.zip | |
power/suspend: Add function to disable secondaries for suspend
This adds a function to disable secondary CPUs for suspend that are
not necessarily non-zero / non-boot CPUs. Platforms will be able to
use this to suspend using non-zero CPUs.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rafael J . Wysocki <rafael.j.wysocki@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linuxppc-dev@lists.ozlabs.org
Link: https://lkml.kernel.org/r/20190411033448.20842-3-npiggin@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/kexec_core.c')
| -rw-r--r-- | kernel/kexec_core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index d7140447be75..fd5c95ff9251 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -1150,7 +1150,7 @@ int kernel_kexec(void) error = dpm_suspend_end(PMSG_FREEZE); if (error) goto Resume_devices; - error = disable_nonboot_cpus(); + error = suspend_disable_secondary_cpus(); if (error) goto Enable_cpus; local_irq_disable(); @@ -1183,7 +1183,7 @@ int kernel_kexec(void) Enable_irqs: local_irq_enable(); Enable_cpus: - enable_nonboot_cpus(); + suspend_enable_secondary_cpus(); dpm_resume_start(PMSG_RESTORE); Resume_devices: dpm_resume_end(PMSG_RESTORE); |