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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm 

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm:
  apm-emulation: apm_mutex breaks ACK; remove it
  APM: take over maintainership
hifive-unleashed-5.1
Linus Torvalds 2011-05-23 09:08:19 -07:00
parent 710421cc7d fda5fe1972
commit e0c6b8a17f
2 changed files with 3 additions and 7 deletions
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5
MAINTAINERS
View File

@ -548,10 +548,11 @@ S: Maintained
F: sound/aoa/
APM DRIVER
L: linux-laptop@vger.kernel.org
S: Orphan
M: Jiri Kosina <jkosina@suse.cz>
S: Odd fixes
F: arch/x86/kernel/apm_32.c
F: include/linux/apm_bios.h
F: drivers/char/apm-emulation.c
APPLE BCM5974 MULTITOUCH DRIVER
M: Henrik Rydberg <rydberg@euromail.se>

5
drivers/char/apm-emulation.c
View File

@ -126,7 +126,6 @@ struct apm_user {
/*
* Local variables
*/
static DEFINE_MUTEX(apm_mutex);
static atomic_t suspend_acks_pending = ATOMIC_INIT(0);
static atomic_t userspace_notification_inhibit = ATOMIC_INIT(0);
static int apm_disabled;
@ -275,7 +274,6 @@ apm_ioctl(struct file *filp, u_int cmd, u_long arg)
if (!as->suser || !as->writer)
return -EPERM;
mutex_lock(&apm_mutex);
switch (cmd) {
case APM_IOC_SUSPEND:
mutex_lock(&state_lock);
@ -336,7 +334,6 @@ apm_ioctl(struct file *filp, u_int cmd, u_long arg)
mutex_unlock(&state_lock);
break;
}
mutex_unlock(&apm_mutex);
return err;
}
@ -371,7 +368,6 @@ static int apm_open(struct inode * inode, struct file * filp)
{
struct apm_user *as;
mutex_lock(&apm_mutex);
as = kzalloc(sizeof(*as), GFP_KERNEL);
if (as) {
/*
@ -391,7 +387,6 @@ static int apm_open(struct inode * inode, struct file * filp)
filp->private_data = as;
}
mutex_unlock(&apm_mutex);
return as ? 0 : -ENOMEM;
}