diff options
Diffstat (limited to '')
| -rw-r--r-- | debian/patches-rt/0227-cpu-hotplug-Implement-CPU-pinning.patch (renamed from debian/patches-rt/0228-cpu-hotplug-Implement-CPU-pinning.patch) | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/debian/patches-rt/0228-cpu-hotplug-Implement-CPU-pinning.patch b/debian/patches-rt/0227-cpu-hotplug-Implement-CPU-pinning.patch index 9a3b2430f..1a1ee7954 100644 --- a/debian/patches-rt/0228-cpu-hotplug-Implement-CPU-pinning.patch +++ b/debian/patches-rt/0227-cpu-hotplug-Implement-CPU-pinning.patch @@ -1,8 +1,7 @@ -From 784e4a9806842dc64aa0902210fe4e11984d868a Mon Sep 17 00:00:00 2001 From: Thomas Gleixner <tglx@linutronix.de> Date: Wed, 19 Jul 2017 17:31:20 +0200 -Subject: [PATCH 228/347] cpu/hotplug: Implement CPU pinning -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.246-rt110.tar.xz +Subject: [PATCH 227/342] cpu/hotplug: Implement CPU pinning +Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=6fa443c6c513b0e160a42bfbc0a4f3023fdf4edb Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- @@ -23,10 +22,10 @@ index 577045ae8693..7523c0786a63 100644 int migrate_disable_atomic; # endif diff --git a/kernel/cpu.c b/kernel/cpu.c -index 89a96cc14b39..797216a0b4c6 100644 +index f4c49bbc3fa3..56cb58fce84c 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c -@@ -77,6 +77,11 @@ static DEFINE_PER_CPU(struct cpuhp_cpu_state, cpuhp_state) = { +@@ -78,6 +78,11 @@ static DEFINE_PER_CPU(struct cpuhp_cpu_state, cpuhp_state) = { .fail = CPUHP_INVALID, }; @@ -38,7 +37,7 @@ index 89a96cc14b39..797216a0b4c6 100644 #if defined(CONFIG_LOCKDEP) && defined(CONFIG_SMP) static struct lockdep_map cpuhp_state_up_map = STATIC_LOCKDEP_MAP_INIT("cpuhp_state-up", &cpuhp_state_up_map); -@@ -288,7 +293,28 @@ static int cpu_hotplug_disabled; +@@ -289,7 +294,28 @@ static int cpu_hotplug_disabled; */ void pin_current_cpu(void) { @@ -67,7 +66,7 @@ index 89a96cc14b39..797216a0b4c6 100644 } /** -@@ -296,6 +322,13 @@ void pin_current_cpu(void) +@@ -297,6 +323,13 @@ void pin_current_cpu(void) */ void unpin_current_cpu(void) { @@ -81,7 +80,7 @@ index 89a96cc14b39..797216a0b4c6 100644 } DEFINE_STATIC_PERCPU_RWSEM(cpu_hotplug_lock); -@@ -920,6 +953,7 @@ static int take_cpu_down(void *_param) +@@ -921,6 +954,7 @@ static int take_cpu_down(void *_param) static int takedown_cpu(unsigned int cpu) { @@ -89,7 +88,7 @@ index 89a96cc14b39..797216a0b4c6 100644 struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu); int err; -@@ -932,11 +966,14 @@ static int takedown_cpu(unsigned int cpu) +@@ -933,11 +967,14 @@ static int takedown_cpu(unsigned int cpu) */ irq_lock_sparse(); @@ -104,7 +103,7 @@ index 89a96cc14b39..797216a0b4c6 100644 /* CPU refused to die */ irq_unlock_sparse(); /* Unpark the hotplug thread so we can rollback there */ -@@ -955,6 +992,7 @@ static int takedown_cpu(unsigned int cpu) +@@ -956,6 +993,7 @@ static int takedown_cpu(unsigned int cpu) wait_for_ap_thread(st, false); BUG_ON(st->state != CPUHP_AP_IDLE_DEAD); @@ -112,6 +111,3 @@ index 89a96cc14b39..797216a0b4c6 100644 /* Interrupts are moved away from the dying cpu, reenable alloc/free */ irq_unlock_sparse(); --- -2.36.1 - |