diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/proc/uptime.c')
-rw-r--r-- | ANDROID_3.4.5/fs/proc/uptime.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/ANDROID_3.4.5/fs/proc/uptime.c b/ANDROID_3.4.5/fs/proc/uptime.c deleted file mode 100644 index 9610ac77..00000000 --- a/ANDROID_3.4.5/fs/proc/uptime.c +++ /dev/null @@ -1,53 +0,0 @@ -#include <linux/fs.h> -#include <linux/init.h> -#include <linux/proc_fs.h> -#include <linux/sched.h> -#include <linux/seq_file.h> -#include <linux/time.h> -#include <linux/kernel_stat.h> -#include <asm/cputime.h> - -static int uptime_proc_show(struct seq_file *m, void *v) -{ - struct timespec uptime; - struct timespec idle; - u64 idletime; - u64 nsec; - u32 rem; - int i; - - idletime = 0; - for_each_possible_cpu(i) - idletime += (__force u64) kcpustat_cpu(i).cpustat[CPUTIME_IDLE]; - - do_posix_clock_monotonic_gettime(&uptime); - monotonic_to_bootbased(&uptime); - nsec = cputime64_to_jiffies64(idletime) * TICK_NSEC; - idle.tv_sec = div_u64_rem(nsec, NSEC_PER_SEC, &rem); - idle.tv_nsec = rem; - seq_printf(m, "%lu.%02lu %lu.%02lu\n", - (unsigned long) uptime.tv_sec, - (uptime.tv_nsec / (NSEC_PER_SEC / 100)), - (unsigned long) idle.tv_sec, - (idle.tv_nsec / (NSEC_PER_SEC / 100))); - return 0; -} - -static int uptime_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, uptime_proc_show, NULL); -} - -static const struct file_operations uptime_proc_fops = { - .open = uptime_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int __init proc_uptime_init(void) -{ - proc_create("uptime", 0, NULL, &uptime_proc_fops); - return 0; -} -module_init(proc_uptime_init); |