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| author | Steven Rostedt <srostedt@redhat.com> | 2010-05-21 17:49:57 +0200 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2010-05-21 17:49:57 +0200 |
| commit | ff5f149b6aec8edbfa3698721667acd043009a33 (patch) | |
| tree | d052553eb296dfee3f01b1cb2b717cb7ccf3127a /arch/m68k/mvme16x/rtc.c | |
| parent | Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip... (diff) | |
| parent | perf: Optimize perf_tp_event_match() (diff) | |
| download | linux-ff5f149b6aec8edbfa3698721667acd043009a33.tar.xz linux-ff5f149b6aec8edbfa3698721667acd043009a33.zip | |
Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip into trace/tip/tracing/core-7
Conflicts:
include/linux/ftrace_event.h
include/trace/ftrace.h
kernel/trace/trace_event_perf.c
kernel/trace/trace_kprobe.c
kernel/trace/trace_syscalls.c
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'arch/m68k/mvme16x/rtc.c')
| -rw-r--r-- | arch/m68k/mvme16x/rtc.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/arch/m68k/mvme16x/rtc.c b/arch/m68k/mvme16x/rtc.c index 8da9c250d3e1..11ac6f63967a 100644 --- a/arch/m68k/mvme16x/rtc.c +++ b/arch/m68k/mvme16x/rtc.c @@ -9,7 +9,6 @@ #include <linux/types.h> #include <linux/errno.h> #include <linux/miscdevice.h> -#include <linux/smp_lock.h> #include <linux/ioport.h> #include <linux/capability.h> #include <linux/fcntl.h> @@ -36,8 +35,7 @@ static const unsigned char days_in_mo[] = static atomic_t rtc_ready = ATOMIC_INIT(1); -static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) +static long rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { volatile MK48T08ptr_t rtc = (MK48T08ptr_t)MVME_RTC_BASE; unsigned long flags; @@ -120,22 +118,15 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, } /* - * We enforce only one user at a time here with the open/close. - * Also clear the previous interrupt data on an open, and clean - * up things on a close. + * We enforce only one user at a time here with the open/close. */ - static int rtc_open(struct inode *inode, struct file *file) { - lock_kernel(); if( !atomic_dec_and_test(&rtc_ready) ) { atomic_inc( &rtc_ready ); - unlock_kernel(); return -EBUSY; } - unlock_kernel(); - return 0; } @@ -150,9 +141,9 @@ static int rtc_release(struct inode *inode, struct file *file) */ static const struct file_operations rtc_fops = { - .ioctl = rtc_ioctl, - .open = rtc_open, - .release = rtc_release, + .unlocked_ioctl = rtc_ioctl, + .open = rtc_open, + .release = rtc_release, }; static struct miscdevice rtc_dev= |