Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1477654
| From | Sebastian Andrzej Siewior <bigeasy@linutronix.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 04/21] ia64: mca: Convert to hotplug state machine |
| Date | 2016-09-06 19:10 +0200 |
| Message-ID | <ses2J-4Ps-13@gated-at.bofh.it> (permalink) |
| References | <ses2J-4Ps-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Install the callbacks via the state machine and let the core invoke
the callbacks on the already online CPUs.
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: linux-ia64@vger.kernel.org
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
arch/ia64/kernel/mca.c | 26 ++++----------------------
1 file changed, 4 insertions(+), 22 deletions(-)
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index eb9220cde76c..c2858865b146 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1890,7 +1890,7 @@ ia64_mca_cpu_init(void *cpu_data)
PAGE_KERNEL)));
}
-static void ia64_mca_cmc_vector_adjust(void *dummy)
+static int ia64_mca_cpu_online(unsigned int cpu)
{
unsigned long flags;
@@ -1898,25 +1898,9 @@ static void ia64_mca_cmc_vector_adjust(void *dummy)
if (!cmc_polling_enabled)
ia64_mca_cmc_vector_enable(NULL);
local_irq_restore(flags);
+ return 0;
}
-static int mca_cpu_callback(struct notifier_block *nfb,
- unsigned long action,
- void *hcpu)
-{
- switch (action) {
- case CPU_ONLINE:
- case CPU_ONLINE_FROZEN:
- ia64_mca_cmc_vector_adjust(NULL);
- break;
- }
- return NOTIFY_OK;
-}
-
-static struct notifier_block mca_cpu_notifier = {
- .notifier_call = mca_cpu_callback
-};
-
/*
* ia64_mca_init
*
@@ -2111,15 +2095,13 @@ ia64_mca_late_init(void)
if (!mca_init)
return 0;
- register_hotcpu_notifier(&mca_cpu_notifier);
-
/* Setup the CMCI/P vector and handler */
setup_timer(&cmc_poll_timer, ia64_mca_cmc_poll, 0UL);
/* Unmask/enable the vector */
cmc_polling_enabled = 0;
- schedule_work(&cmc_enable_work);
-
+ cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "ia64/mca:online",
+ ia64_mca_cpu_online, NULL);
IA64_MCA_DEBUG("%s: CMCI/P setup and enabled.\n", __func__);
#ifdef CONFIG_ACPI
--
2.9.3
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
cpu hotplug: convert more drivers (batch #3) Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 20/21] blk: mq: cpu-notif: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 11/21] ACPI: processor: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 11/21] ACPI: processor: Convert to hotplug state machine "Rafael J. Wysocki" <rafael@kernel.org> - 2016-09-06 23:10 +0200
Re: [PATCH 11/21] ACPI: processor: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 16:10 +0200
Re: [PATCH 11/21] ACPI: processor: Convert to hotplug state machine "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-09-07 18:00 +0200
[PATCH 21/21] blk: mq: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 03/21] ARM: OMAP: wakeupgen: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 15/21] mips: octeon: smp: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 15/21] mips: octeon: smp: Convert to hotplug state machine Matt Redfearn <matt.redfearn@imgtec.com> - 2016-09-07 10:30 +0200
Re: [PATCH 15/21] mips: octeon: smp: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 16:30 +0200
Re: [PATCH 15/21] mips: octeon: smp: Convert to hotplug state machine Matt Redfearn <matt.redfearn@imgtec.com> - 2016-09-08 10:40 +0200
[PATCH 04/21] ia64: mca: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 08/21] block: softirq: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 06/21] x86: microcode: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 06/21] x86: microcode: Convert to hotplug state machine Borislav Petkov <bp@alien8.de> - 2016-09-07 13:40 +0200
Re: [PATCH 06/21] x86: microcode: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 17:00 +0200
Re: [PATCH 06/21] x86: microcode: Convert to hotplug state machine Borislav Petkov <bp@alien8.de> - 2016-09-07 18:10 +0200
[PATCH 06/21 v2] x86: microcode: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 18:50 +0200
[PATCH 14/21] fault-injection: cpu: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 19/21] blk: mq: reserve hotplug ID states for block Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 13/21] padata: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 17/21] s390: mm: pfault: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 02/21] ARM: shmobile: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 02/21] ARM: shmobile: Convert to hotplug state machine Geert Uytterhoeven <geert@linux-m68k.org> - 2016-09-06 20:10 +0200
Re: [PATCH 02/21] ARM: shmobile: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 16:00 +0200
[PATCH 16/21] mips: loongson: smp: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 12/21] cpufreq: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 12/21] cpufreq: Convert to hotplug state machine "Rafael J. Wysocki" <rafael@kernel.org> - 2016-09-06 23:30 +0200
Re: [PATCH 12/21] cpufreq: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-07 16:20 +0200
Re: [PATCH 12/21] cpufreq: Convert to hotplug state machine "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-09-07 18:00 +0200
[PATCH 07/21] lib: irq_poll: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 01/21] arm64: FP/SIMD: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
Re: [PATCH 01/21] arm64: FP/SIMD: Convert to hotplug state machine Will Deacon <will.deacon@arm.com> - 2016-09-06 20:20 +0200
[PATCH 05/21] sh: SH-X3 SMP: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 10/21] virtio scsi: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:10 +0200
[PATCH 09/21] oprofile: timer: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-09-06 19:20 +0200
csiph-web