From 08b74a000942a380fe028845f92cd3a0dee827d5 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:02:38 +0200
Subject: Adding debian version 4.19.249-2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 debian/patches-rt/0281-revert-thermal.patch | 120 ++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 debian/patches-rt/0281-revert-thermal.patch

(limited to 'debian/patches-rt/0281-revert-thermal.patch')

diff --git a/debian/patches-rt/0281-revert-thermal.patch b/debian/patches-rt/0281-revert-thermal.patch
new file mode 100644
index 000000000..eb35b59a3
--- /dev/null
+++ b/debian/patches-rt/0281-revert-thermal.patch
@@ -0,0 +1,120 @@
+From 0e238fd1114bbb3f58ef4d2c32558d13f7ba6b75 Mon Sep 17 00:00:00 2001
+From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
+Date: Fri, 20 Sep 2019 17:50:53 -0400
+Subject: [PATCH 281/347] revert-thermal
+Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.246-rt110.tar.xz
+
+Revert: thermal: Defer thermal wakups to threads
+
+Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
+---
+ drivers/thermal/x86_pkg_temp_thermal.c | 52 ++------------------------
+ 1 file changed, 3 insertions(+), 49 deletions(-)
+
+diff --git a/drivers/thermal/x86_pkg_temp_thermal.c b/drivers/thermal/x86_pkg_temp_thermal.c
+index a5991cbb408f..1ef937d799e4 100644
+--- a/drivers/thermal/x86_pkg_temp_thermal.c
++++ b/drivers/thermal/x86_pkg_temp_thermal.c
+@@ -29,7 +29,6 @@
+ #include <linux/pm.h>
+ #include <linux/thermal.h>
+ #include <linux/debugfs.h>
+-#include <linux/swork.h>
+ #include <asm/cpu_device_id.h>
+ #include <asm/mce.h>
+ 
+@@ -330,7 +329,7 @@ static void pkg_thermal_schedule_work(int cpu, struct delayed_work *work)
+ 	schedule_delayed_work_on(cpu, work, ms);
+ }
+ 
+-static void pkg_thermal_notify_work(struct swork_event *event)
++static int pkg_thermal_notify(u64 msr_val)
+ {
+ 	int cpu = smp_processor_id();
+ 	struct pkg_device *pkgdev;
+@@ -349,47 +348,9 @@ static void pkg_thermal_notify_work(struct swork_event *event)
+ 	}
+ 
+ 	spin_unlock_irqrestore(&pkg_temp_lock, flags);
+-}
+-
+-#ifdef CONFIG_PREEMPT_RT_FULL
+-static struct swork_event notify_work;
+-
+-static int pkg_thermal_notify_work_init(void)
+-{
+-	int err;
+-
+-	err = swork_get();
+-	if (err)
+-		return err;
+-
+-	INIT_SWORK(&notify_work, pkg_thermal_notify_work);
+ 	return 0;
+ }
+ 
+-static void pkg_thermal_notify_work_cleanup(void)
+-{
+-	swork_put();
+-}
+-
+-static int pkg_thermal_notify(u64 msr_val)
+-{
+-	swork_queue(&notify_work);
+-	return 0;
+-}
+-
+-#else  /* !CONFIG_PREEMPT_RT_FULL */
+-
+-static int pkg_thermal_notify_work_init(void) { return 0; }
+-
+-static void pkg_thermal_notify_work_cleanup(void) {  }
+-
+-static int pkg_thermal_notify(u64 msr_val)
+-{
+-	pkg_thermal_notify_work(NULL);
+-	return 0;
+-}
+-#endif /* CONFIG_PREEMPT_RT_FULL */
+-
+ static int pkg_temp_thermal_device_add(unsigned int cpu)
+ {
+ 	int pkgid = topology_logical_package_id(cpu);
+@@ -554,16 +515,11 @@ static int __init pkg_temp_thermal_init(void)
+ 	if (!x86_match_cpu(pkg_temp_thermal_ids))
+ 		return -ENODEV;
+ 
+-	if (!pkg_thermal_notify_work_init())
+-		return -ENODEV;
+-
+ 	max_packages = topology_max_packages();
+ 	packages = kcalloc(max_packages, sizeof(struct pkg_device *),
+ 			   GFP_KERNEL);
+-	if (!packages) {
+-		ret = -ENOMEM;
+-		goto err;
+-	}
++	if (!packages)
++		return -ENOMEM;
+ 
+ 	ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "thermal/x86_pkg:online",
+ 				pkg_thermal_cpu_online,	pkg_thermal_cpu_offline);
+@@ -581,7 +537,6 @@ static int __init pkg_temp_thermal_init(void)
+ 	return 0;
+ 
+ err:
+-	pkg_thermal_notify_work_cleanup();
+ 	kfree(packages);
+ 	return ret;
+ }
+@@ -595,7 +550,6 @@ static void __exit pkg_temp_thermal_exit(void)
+ 	cpuhp_remove_state(pkg_thermal_hp_state);
+ 	debugfs_remove_recursive(debugfs);
+ 	kfree(packages);
+-	pkg_thermal_notify_work_cleanup();
+ }
+ module_exit(pkg_temp_thermal_exit)
+ 
+-- 
+2.36.1
+
-- 
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