linux-kernel - [tip: smp/core] cpu/hotplug: Remove __freeze_secondary

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Date:   Thu, 07 May 2020 13:26:19 -0000
From:   "tip-bot2 for Qais Yousef" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Qais Yousef <qais.yousef@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: smp/core] cpu/hotplug: Remove __freeze_secondary_cpus()

The following commit has been merged into the smp/core branch of tip:

Commit-ID:     fb7fb84a0c4e8021ddecb157802d58241a3f1a40
Gitweb:        https://git.kernel.org/tip/fb7fb84a0c4e8021ddecb157802d58241a3f1a40
Author:        Qais Yousef <qais.yousef@....com>
AuthorDate:    Thu, 30 Apr 2020 12:40:04 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 07 May 2020 15:18:41 +02:00

cpu/hotplug: Remove __freeze_secondary_cpus()

The refactored function is no longer required as the codepaths that call
freeze_secondary_cpus() are all suspend/resume related now.

Signed-off-by: Qais Yousef <qais.yousef@....com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>
Link: https://lkml.kernel.org/r/20200430114004.17477-2-qais.yousef@arm.com

---
 include/linux/cpu.h | 7 +------
 kernel/cpu.c        | 4 ++--
 2 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 9d34dc3..5269258 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -144,12 +144,7 @@ static inline void get_online_cpus(void) { cpus_read_lock(); }
 static inline void put_online_cpus(void) { cpus_read_unlock(); }
 
 #ifdef CONFIG_PM_SLEEP_SMP
-int __freeze_secondary_cpus(int primary, bool suspend);
-static inline int freeze_secondary_cpus(int primary)
-{
-	return __freeze_secondary_cpus(primary, true);
-}
-
+extern int freeze_secondary_cpus(int primary);
 extern void thaw_secondary_cpus(void);
 
 static inline int suspend_disable_secondary_cpus(void)
diff --git a/kernel/cpu.c b/kernel/cpu.c
index d766929..9f89214 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -1327,7 +1327,7 @@ void bringup_nonboot_cpus(unsigned int setup_max_cpus)
 #ifdef CONFIG_PM_SLEEP_SMP
 static cpumask_var_t frozen_cpus;
 
-int __freeze_secondary_cpus(int primary, bool suspend)
+int freeze_secondary_cpus(int primary)
 {
 	int cpu, error = 0;
 
@@ -1352,7 +1352,7 @@ int __freeze_secondary_cpus(int primary, bool suspend)
 		if (cpu == primary)
 			continue;
 
-		if (suspend && pm_wakeup_pending()) {
+		if (pm_wakeup_pending()) {
 			pr_info("Wakeup pending. Abort CPU freeze\n");
 			error = -EBUSY;
 			break;