[rt] Refresh "genirq: Do not invoke the affinity callback via a workqueue on RT" for context changes in 4.19.114
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@ -1624,6 +1624,8 @@ linux (4.19.115-1) UNRELEASED; urgency=medium
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context changes in 4.19.112
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* [rt] Refresh "genirq: Do not invoke the affinity callback via a workqueue
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on RT" for context changes in 4.19.114
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* [rt] Refresh "genirq: Do not invoke the affinity callback via a workqueue
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on RT" for context changes in 4.19.114
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[ Ben Hutchings ]
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* [x86] Drop "Add a SysRq option to lift kernel lockdown" (Closes: #947021)
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@ -19,8 +19,6 @@ Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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kernel/irq/manage.c | 19 ++++---------------
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2 files changed, 6 insertions(+), 18 deletions(-)
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diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
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index 72333899f043..a9321f6429f2 100644
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--- a/include/linux/interrupt.h
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+++ b/include/linux/interrupt.h
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@@ -13,7 +13,7 @@
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@ -32,7 +30,7 @@ index 72333899f043..a9321f6429f2 100644
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#include <linux/atomic.h>
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#include <asm/ptrace.h>
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@@ -228,7 +228,6 @@ extern void resume_device_irqs(void);
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@@ -228,7 +228,6 @@
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* struct irq_affinity_notify - context for notification of IRQ affinity changes
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* @irq: Interrupt to which notification applies
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* @kref: Reference count, for internal use
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@ -40,7 +38,7 @@ index 72333899f043..a9321f6429f2 100644
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* @work: Work item, for internal use
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* @notify: Function to be called on change. This will be
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* called in process context.
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@@ -241,7 +240,7 @@ struct irq_affinity_notify {
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@@ -241,7 +240,7 @@
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unsigned int irq;
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struct kref kref;
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#ifdef CONFIG_PREEMPT_RT_BASE
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@ -49,20 +47,18 @@ index 72333899f043..a9321f6429f2 100644
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#else
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struct work_struct work;
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#endif
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diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
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index ce86341a9e19..d5539e04e00a 100644
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--- a/kernel/irq/manage.c
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+++ b/kernel/irq/manage.c
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@@ -287,7 +287,7 @@ int irq_set_affinity_locked(struct irq_data *data, const struct cpumask *mask,
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@@ -287,7 +287,7 @@
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kref_get(&desc->affinity_notify->kref);
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#ifdef CONFIG_PREEMPT_RT_BASE
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- swork_queue(&desc->affinity_notify->swork);
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+ kthread_schedule_work(&desc->affinity_notify->work);
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- if (!swork_queue(&desc->affinity_notify->swork)) {
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+ if (!kthread_schedule_work(&desc->affinity_notify->work)) {
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#else
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schedule_work(&desc->affinity_notify->work);
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if (!schedule_work(&desc->affinity_notify->work)) {
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#endif
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@@ -352,21 +352,11 @@ static void _irq_affinity_notify(struct irq_affinity_notify *notify)
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@@ -356,21 +356,11 @@
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}
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#ifdef CONFIG_PREEMPT_RT_BASE
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@ -86,7 +82,7 @@ index ce86341a9e19..d5539e04e00a 100644
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_irq_affinity_notify(notify);
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}
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@@ -409,8 +399,7 @@ irq_set_affinity_notifier(unsigned int irq, struct irq_affinity_notify *notify)
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@@ -413,8 +403,7 @@
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notify->irq = irq;
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kref_init(¬ify->kref);
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#ifdef CONFIG_PREEMPT_RT_BASE
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@ -96,6 +92,3 @@ index ce86341a9e19..d5539e04e00a 100644
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#else
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INIT_WORK(¬ify->work, irq_affinity_notify);
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#endif
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--
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2.25.1
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