The patch titled
kthread: convert arch/i386/kernel/apm.c
has been removed from the -mm tree. Its filename is
kthread-convert-arch-i386-kernel-apmc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: kthread: convert arch/i386/kernel/apm.c
From: "Serge E. Hallyn" <serue@xxxxxxxxxx>
Convert i386 apm.c from kernel_thread(), whose export is deprecated, to
kthread API.
Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/i386/kernel/apm.c | 36 ++++++++++++++++++------------------
1 file changed, 18 insertions(+), 18 deletions(-)
diff -puN arch/i386/kernel/apm.c~kthread-convert-arch-i386-kernel-apmc arch/i386/kernel/apm.c
--- a/arch/i386/kernel/apm.c~kthread-convert-arch-i386-kernel-apmc
+++ a/arch/i386/kernel/apm.c
@@ -225,6 +225,7 @@
#include <linux/smp_lock.h>
#include <linux/dmi.h>
#include <linux/suspend.h>
+#include <linux/kthread.h>
#include <asm/system.h>
#include <asm/uaccess.h>
@@ -402,8 +403,6 @@ static int realmode_power_off = 1;
#else
static int realmode_power_off;
#endif
-static int exit_kapmd __read_mostly;
-static int kapmd_running __read_mostly;
#ifdef CONFIG_APM_ALLOW_INTS
static int allow_ints = 1;
#else
@@ -419,6 +418,8 @@ static const struct desc_struct bad_bios
static const char driver_version[] = "1.16ac"; /* no spaces */
+static struct task_struct *kapmd_task;
+
/*
* APM event names taken from the APM 1.2 specification. These are
* the message codes that the BIOS uses to tell us about events
@@ -1423,7 +1424,7 @@ static void apm_mainloop(void)
set_current_state(TASK_INTERRUPTIBLE);
for (;;) {
schedule_timeout(APM_CHECK_TIMEOUT);
- if (exit_kapmd)
+ if (kthread_should_stop())
break;
/*
* Ok, check all events, check for idle (and mark us sleeping
@@ -1706,12 +1707,6 @@ static int apm(void *unused)
char * power_stat;
char * bat_stat;
- kapmd_running = 1;
-
- daemonize("kapmd");
-
- current->flags |= PF_NOFREEZE;
-
#ifdef CONFIG_SMP
/* 2002/08/01 - WT
* This is to avoid random crashes at boot time during initialization
@@ -1821,7 +1816,6 @@ static int apm(void *unused)
console_blank_hook = NULL;
#endif
}
- kapmd_running = 0;
return 0;
}
@@ -2220,7 +2214,7 @@ static int __init apm_init(void)
{
struct proc_dir_entry *apm_proc;
struct desc_struct *gdt;
- int ret;
+ int err;
dmi_check_system(apm_dmi_table);
@@ -2329,12 +2323,17 @@ static int __init apm_init(void)
if (apm_proc)
apm_proc->owner = THIS_MODULE;
- ret = kernel_thread(apm, NULL, CLONE_KERNEL | SIGCHLD);
- if (ret < 0) {
- printk(KERN_ERR "apm: disabled - Unable to start kernel thread.\n");
+ kapmd_task = kthread_create(apm, NULL, "kapmd");
+ if (IS_ERR(kapmd_task)) {
+ printk(KERN_ERR "apm: disabled - Unable to start kernel "
+ "thread.\n");
+ err = PTR_ERR(kapmd_task);
+ kapmd_task = NULL;
remove_proc_entry("apm", NULL);
- return -ENOMEM;
+ return err;
}
+ kapmd_task->flags |= PF_NOFREEZE;
+ wake_up_process(kapmd_task);
if (num_online_cpus() > 1 && !smp ) {
printk(KERN_NOTICE
@@ -2384,9 +2383,10 @@ static void __exit apm_exit(void)
remove_proc_entry("apm", NULL);
if (power_off)
pm_power_off = NULL;
- exit_kapmd = 1;
- while (kapmd_running)
- schedule();
+ if (kapmd_task) {
+ kthread_stop(kapmd_task);
+ kapmd_task = NULL;
+ }
#ifdef CONFIG_PM_LEGACY
pm_active = 0;
#endif
_
Patches currently in -mm which might be from serue@xxxxxxxxxx are
origin.patch
kthread-update-arch-mips-kernel-apmc.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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