.release = seq_release,
};
-extern const struct seq_operations cpuinfo_op;
-static int cpuinfo_open(struct inode *inode, struct file *file)
-{
- return seq_open(file, &cpuinfo_op);
-}
-
-static const struct file_operations proc_cpuinfo_operations = {
- .open = cpuinfo_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
-static int devinfo_show(struct seq_file *f, void *v)
-{
- int i = *(loff_t *) v;
-
- if (i < CHRDEV_MAJOR_HASH_SIZE) {
- if (i == 0)
- seq_printf(f, "Character devices:\n");
- chrdev_show(f, i);
- }
-#ifdef CONFIG_BLOCK
- else {
- i -= CHRDEV_MAJOR_HASH_SIZE;
- if (i == 0)
- seq_printf(f, "\nBlock devices:\n");
- blkdev_show(f, i);
- }
-#endif
- return 0;
-}
-
-static void *devinfo_start(struct seq_file *f, loff_t *pos)
-{
- if (*pos < (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE))
- return pos;
- return NULL;
-}
-
-static void *devinfo_next(struct seq_file *f, void *v, loff_t *pos)
-{
- (*pos)++;
- if (*pos >= (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE))
- return NULL;
- return pos;
-}
-
-static void devinfo_stop(struct seq_file *f, void *v)
-{
- /* Nothing to do */
-}
-
-static const struct seq_operations devinfo_ops = {
- .start = devinfo_start,
- .next = devinfo_next,
- .stop = devinfo_stop,
- .show = devinfo_show
-};
-
-static int devinfo_open(struct inode *inode, struct file *filp)
-{
- return seq_open(filp, &devinfo_ops);
-}
-
-static const struct file_operations proc_devinfo_operations = {
- .open = devinfo_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
static int vmstat_open(struct inode *inode, struct file *file)
{
return seq_open(file, &vmstat_op);
};
#ifdef CONFIG_BLOCK
-static int partitions_open(struct inode *inode, struct file *file)
-{
- return seq_open(file, &partitions_op);
-}
-static const struct file_operations proc_partitions_operations = {
- .open = partitions_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
static int diskstats_open(struct inode *inode, struct file *file)
{
return seq_open(file, &diskstats_op);
};
#endif
-#ifndef arch_irq_stat_cpu
-#define arch_irq_stat_cpu(cpu) 0
-#endif
-#ifndef arch_irq_stat
-#define arch_irq_stat() 0
-#endif
-
-static int show_stat(struct seq_file *p, void *v)
-{
- int i, j;
- unsigned long jif;
- cputime64_t user, nice, system, idle, iowait, irq, softirq, steal;
- cputime64_t guest;
- u64 sum = 0;
- struct timespec boottime;
- unsigned int per_irq_sum;
-
- user = nice = system = idle = iowait =
- irq = softirq = steal = cputime64_zero;
- guest = cputime64_zero;
- getboottime(&boottime);
- jif = boottime.tv_sec;
-
- for_each_possible_cpu(i) {
- user = cputime64_add(user, kstat_cpu(i).cpustat.user);
- nice = cputime64_add(nice, kstat_cpu(i).cpustat.nice);
- system = cputime64_add(system, kstat_cpu(i).cpustat.system);
- idle = cputime64_add(idle, kstat_cpu(i).cpustat.idle);
- iowait = cputime64_add(iowait, kstat_cpu(i).cpustat.iowait);
- irq = cputime64_add(irq, kstat_cpu(i).cpustat.irq);
- softirq = cputime64_add(softirq, kstat_cpu(i).cpustat.softirq);
- steal = cputime64_add(steal, kstat_cpu(i).cpustat.steal);
- guest = cputime64_add(guest, kstat_cpu(i).cpustat.guest);
-
- for_each_irq_nr(j)
- sum += kstat_irqs_cpu(j, i);
-
- sum += arch_irq_stat_cpu(i);
- }
- sum += arch_irq_stat();
-
- seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu %llu\n",
- (unsigned long long)cputime64_to_clock_t(user),
- (unsigned long long)cputime64_to_clock_t(nice),
- (unsigned long long)cputime64_to_clock_t(system),
- (unsigned long long)cputime64_to_clock_t(idle),
- (unsigned long long)cputime64_to_clock_t(iowait),
- (unsigned long long)cputime64_to_clock_t(irq),
- (unsigned long long)cputime64_to_clock_t(softirq),
- (unsigned long long)cputime64_to_clock_t(steal),
- (unsigned long long)cputime64_to_clock_t(guest));
- for_each_online_cpu(i) {
-
- /* Copy values here to work around gcc-2.95.3, gcc-2.96 */
- user = kstat_cpu(i).cpustat.user;
- nice = kstat_cpu(i).cpustat.nice;
- system = kstat_cpu(i).cpustat.system;
- idle = kstat_cpu(i).cpustat.idle;
- iowait = kstat_cpu(i).cpustat.iowait;
- irq = kstat_cpu(i).cpustat.irq;
- softirq = kstat_cpu(i).cpustat.softirq;
- steal = kstat_cpu(i).cpustat.steal;
- guest = kstat_cpu(i).cpustat.guest;
- seq_printf(p,
- "cpu%d %llu %llu %llu %llu %llu %llu %llu %llu %llu\n",
- i,
- (unsigned long long)cputime64_to_clock_t(user),
- (unsigned long long)cputime64_to_clock_t(nice),
- (unsigned long long)cputime64_to_clock_t(system),
- (unsigned long long)cputime64_to_clock_t(idle),
- (unsigned long long)cputime64_to_clock_t(iowait),
- (unsigned long long)cputime64_to_clock_t(irq),
- (unsigned long long)cputime64_to_clock_t(softirq),
- (unsigned long long)cputime64_to_clock_t(steal),
- (unsigned long long)cputime64_to_clock_t(guest));
- }
- seq_printf(p, "intr %llu", (unsigned long long)sum);
-
- /* sum again ? it could be updated? */
- for_each_irq_nr(j) {
- per_irq_sum = 0;
-
- for_each_possible_cpu(i)
- per_irq_sum += kstat_irqs_cpu(j, i);
-
- seq_printf(p, " %u", per_irq_sum);
- }
-
- seq_printf(p,
- "\nctxt %llu\n"
- "btime %lu\n"
- "processes %lu\n"
- "procs_running %lu\n"
- "procs_blocked %lu\n",
- nr_context_switches(),
- (unsigned long)jif,
- total_forks,
- nr_running(),
- nr_iowait());
-
- return 0;
-}
-
-static int stat_open(struct inode *inode, struct file *file)
-{
- unsigned size = 4096 * (1 + num_possible_cpus() / 32);
- char *buf;
- struct seq_file *m;
- int res;
-
- /* don't ask for more than the kmalloc() max size, currently 128 KB */
- if (size > 128 * 1024)
- size = 128 * 1024;
- buf = kmalloc(size, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- res = single_open(file, show_stat, NULL);
- if (!res) {
- m = file->private_data;
- m->buf = buf;
- m->size = size;
- } else
- kfree(buf);
- return res;
-}
-static const struct file_operations proc_stat_operations = {
- .open = stat_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
/*
* /proc/interrupts
*/
.release = seq_release,
};
-#ifdef CONFIG_FILE_LOCKING
-static int locks_open(struct inode *inode, struct file *filp)
-{
- return seq_open(filp, &locks_seq_operations);
-}
-
-static const struct file_operations proc_locks_operations = {
- .open = locks_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-#endif /* CONFIG_FILE_LOCKING */
-
#ifdef CONFIG_PROC_PAGE_MONITOR
#define KPMSIZE sizeof(u64)
#define KPMMASK (KPMSIZE - 1)
proc_symlink("mounts", NULL, "self/mounts");
/* And now for trickier ones */
-#ifdef CONFIG_FILE_LOCKING
- proc_create("locks", 0, NULL, &proc_locks_operations);
-#endif
- proc_create("devices", 0, NULL, &proc_devinfo_operations);
- proc_create("cpuinfo", 0, NULL, &proc_cpuinfo_operations);
-#ifdef CONFIG_BLOCK
- proc_create("partitions", 0, NULL, &proc_partitions_operations);
-#endif
- proc_create("stat", 0, NULL, &proc_stat_operations);
proc_create("interrupts", 0, NULL, &proc_interrupts_operations);
#ifdef CONFIG_SLABINFO
proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations);
projects / linux-2.6-omap-h63xx.git / blobdiff