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-rw-r--r--sys-kernel/linux-sources-redcore/files/5.4-0011-Make-threaded-IRQs-optionally-the-default-which-can-.patch67
1 files changed, 0 insertions, 67 deletions
diff --git a/sys-kernel/linux-sources-redcore/files/5.4-0011-Make-threaded-IRQs-optionally-the-default-which-can-.patch b/sys-kernel/linux-sources-redcore/files/5.4-0011-Make-threaded-IRQs-optionally-the-default-which-can-.patch
deleted file mode 100644
index 8670efa5..00000000
--- a/sys-kernel/linux-sources-redcore/files/5.4-0011-Make-threaded-IRQs-optionally-the-default-which-can-.patch
+++ /dev/null
@@ -1,67 +0,0 @@
-From aa88bb077c4091cc11481585b6579919c2b01210 Mon Sep 17 00:00:00 2001
-From: Con Kolivas <kernel@kolivas.org>
-Date: Wed, 7 Dec 2016 21:13:16 +1100
-Subject: [PATCH 12/16] Make threaded IRQs optionally the default which can be
- disabled.
-
----
- kernel/irq/Kconfig | 17 +++++++++++++++++
- kernel/irq/manage.c | 11 +++++++++++
- 2 files changed, 28 insertions(+)
-
-diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
-index f92d9a687372..d17db0ff775f 100644
---- a/kernel/irq/Kconfig
-+++ b/kernel/irq/Kconfig
-@@ -111,6 +111,23 @@ config GENERIC_IRQ_RESERVATION_MODE
- config IRQ_FORCED_THREADING
- bool
-
-+config FORCE_IRQ_THREADING
-+ bool "Make IRQ threading compulsory"
-+ depends on IRQ_FORCED_THREADING
-+ default n
-+ ---help---
-+
-+ Make IRQ threading mandatory for any IRQ handlers that support it
-+ instead of being optional and requiring the threadirqs kernel
-+ parameter. Instead they can be optionally disabled with the
-+ nothreadirqs kernel parameter.
-+
-+ Enabling this may make some architectures not boot with runqueue
-+ sharing and MuQSS.
-+
-+ Enable if you are building for a desktop or low latency system,
-+ otherwise say N.
-+
- config SPARSE_IRQ
- bool "Support sparse irq numbering" if MAY_HAVE_SPARSE_IRQ
- ---help---
-diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
-index 1753486b440c..f43423737493 100644
---- a/kernel/irq/manage.c
-+++ b/kernel/irq/manage.c
-@@ -24,9 +24,20 @@
- #include "internals.h"
-
- #if defined(CONFIG_IRQ_FORCED_THREADING) && !defined(CONFIG_PREEMPT_RT)
-+#ifdef CONFIG_FORCE_IRQ_THREADING
-+__read_mostly bool force_irqthreads = true;
-+#else
- __read_mostly bool force_irqthreads;
-+#endif
- EXPORT_SYMBOL_GPL(force_irqthreads);
-
-+static int __init setup_noforced_irqthreads(char *arg)
-+{
-+ force_irqthreads = false;
-+ return 0;
-+}
-+early_param("nothreadirqs", setup_noforced_irqthreads);
-+
- static int __init setup_forced_irqthreads(char *arg)
- {
- force_irqthreads = true;
---
-2.20.1
-