The patch titled
kthread: switch arch/arm/kernel/apm.c
has been removed from the -mm tree. Its filename is
kthread-switch-arch-arm-kernel-apmc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: kthread: switch arch/arm/kernel/apm.c
From: "Serge E. Hallyn" <serue@xxxxxxxxxx>
Switch arch/arm/kernel/apm.c from using kernel_thread - whose export
is deprecated - to kthread.
Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx>
Cc: Russell King <rmk@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/arm/kernel/apm.c | 33 +++++++++++++--------------------
1 file changed, 13 insertions(+), 20 deletions(-)
diff -puN arch/arm/kernel/apm.c~kthread-switch-arch-arm-kernel-apmc arch/arm/kernel/apm.c
--- a/arch/arm/kernel/apm.c~kthread-switch-arch-arm-kernel-apmc
+++ a/arch/arm/kernel/apm.c
@@ -25,6 +25,7 @@
#include <linux/list.h>
#include <linux/init.h>
#include <linux/completion.h>
+#include <linux/kthread.h>
#include <asm/apm.h> /* apm_power_info */
#include <asm/system.h>
@@ -80,7 +81,7 @@ struct apm_user {
*/
static int suspends_pending;
static int apm_disabled;
-static int arm_apm_active;
+static struct task_struct *kapmd_tsk;
static DECLARE_WAIT_QUEUE_HEAD(apm_waitqueue);
static DECLARE_WAIT_QUEUE_HEAD(apm_suspend_waitqueue);
@@ -97,7 +98,6 @@ static LIST_HEAD(apm_user_list);
* to be suspending the system.
*/
static DECLARE_WAIT_QUEUE_HEAD(kapmd_wait);
-static DECLARE_COMPLETION(kapmd_exit);
static DEFINE_SPINLOCK(kapmd_queue_lock);
static struct apm_queue kapmd_queue;
@@ -468,16 +468,13 @@ static int apm_get_info(char *buf, char
static int kapmd(void *arg)
{
- daemonize("kapmd");
- current->flags |= PF_NOFREEZE;
-
do {
apm_event_t event;
wait_event_interruptible(kapmd_wait,
- !queue_empty(&kapmd_queue) || !arm_apm_active);
+ !queue_empty(&kapmd_queue) || kthread_should_stop());
- if (!arm_apm_active)
+ if (kthread_should_stop())
break;
spin_lock_irq(&kapmd_queue_lock);
@@ -508,7 +505,7 @@ static int kapmd(void *arg)
}
} while (1);
- complete_and_exit(&kapmd_exit, 0);
+ return 0;
}
static int __init apm_init(void)
@@ -520,13 +517,14 @@ static int __init apm_init(void)
return -ENODEV;
}
- arm_apm_active = 1;
-
- ret = kernel_thread(kapmd, NULL, CLONE_KERNEL);
- if (ret < 0) {
- arm_apm_active = 0;
+ kapmd_tsk = kthread_create(kapmd, NULL, "kapmd");
+ if (IS_ERR(kapmd_tsk)) {
+ ret = PTR_ERR(kapmd_tsk);
+ kapmd_tsk = NULL;
return ret;
}
+ kapmd_tsk->flags |= PF_NOFREEZE;
+ wake_up_process(kapmd_tsk);
#ifdef CONFIG_PROC_FS
create_proc_info_entry("apm", 0, NULL, apm_get_info);
@@ -535,10 +533,7 @@ static int __init apm_init(void)
ret = misc_register(&apm_device);
if (ret != 0) {
remove_proc_entry("apm", NULL);
-
- arm_apm_active = 0;
- wake_up(&kapmd_wait);
- wait_for_completion(&kapmd_exit);
+ kthread_stop(kapmd_tsk);
}
return ret;
@@ -549,9 +544,7 @@ static void __exit apm_exit(void)
misc_deregister(&apm_device);
remove_proc_entry("apm", NULL);
- arm_apm_active = 0;
- wake_up(&kapmd_wait);
- wait_for_completion(&kapmd_exit);
+ kthread_stop(kapmd_tsk);
}
module_init(apm_init);
_
Patches currently in -mm which might be from serue@xxxxxxxxxx are
origin.patch
git-arm.patch
kthread-update-arch-mips-kernel-apmc.patch
kthread-convert-loopc-to-kthread.patch
kthread-drivers-base-firmware_classc.patch
lsm-remove-bsd-secure-level-security-module.patch
kthread-convert-arch-i386-kernel-apmc.patch
pidspace-is_init.patch
loop-forward-port-resource-leak-checks-from-solar.patch
pids-coding-style-use-struct-pidmap.patch
move-pidmap-to-pspaceh.patch
move-pidmap-to-pspaceh-fix.patch
define-struct-pspace.patch
proc-sysctl-add-_proc_do_string-helper.patch
namespaces-add-nsproxy.patch
namespaces-add-nsproxy-move-init_nsproxy-into-kernel-nsproxyc.patch
namespaces-incorporate-fs-namespace-into-nsproxy.patch
namespaces-exit_task_namespaces-invalidates-nsproxy.patch
namespaces-utsname-introduce-temporary-helpers.patch
namespaces-utsname-switch-to-using-uts-namespaces.patch
namespaces-utsname-switch-to-using-uts-namespaces-klibc-bit.patch
namespaces-utsname-use-init_utsname-when-appropriate-klibc-bit.patch
namespaces-utsname-switch-to-using-uts-namespaces-klibc-bit-2.patch
namespaces-utsname-use-init_utsname-when-appropriate.patch
namespaces-utsname-implement-utsname-namespaces.patch
namespaces-utsname-sysctl-hack.patch
namespaces-utsname-remove-system_utsname.patch
namespaces-utsname-implement-clone_newuts-flag.patch
namespaces-utsname-implement-clone_newuts-flag-fix.patch
uts-copy-nsproxy-only-when-needed.patch
ipc-namespace-fix.patch
-
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