diff options
Diffstat (limited to 'fs/proc/proc_misc.c')
| -rw-r--r-- | fs/proc/proc_misc.c | 48 |
1 files changed, 35 insertions, 13 deletions
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c index bee251cb87c8..5de7f874d95c 100644 --- a/fs/proc/proc_misc.c +++ b/fs/proc/proc_misc.c @@ -66,7 +66,6 @@ extern int get_stram_list(char *); extern int get_filesystem_list(char *); extern int get_exec_domain_list(char *); extern int get_dma_list(char *); -extern int get_locks_status (char *, char **, off_t, int); static int proc_calc_metrics(char *page, char **start, off_t off, int count, int *eof, int len) @@ -230,6 +229,19 @@ static const struct file_operations fragmentation_file_operations = { .release = seq_release, }; +extern struct seq_operations pagetypeinfo_op; +static int pagetypeinfo_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &pagetypeinfo_op); +} + +static const struct file_operations pagetypeinfo_file_ops = { + .open = pagetypeinfo_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + extern struct seq_operations zoneinfo_op; static int zoneinfo_open(struct inode *inode, struct file *file) { @@ -443,6 +455,7 @@ static int show_stat(struct seq_file *p, void *v) int i; 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; @@ -453,6 +466,7 @@ static int show_stat(struct seq_file *p, void *v) user = nice = system = idle = iowait = irq = softirq = steal = cputime64_zero; + guest = cputime64_zero; getboottime(&boottime); jif = boottime.tv_sec; @@ -467,6 +481,7 @@ static int show_stat(struct seq_file *p, void *v) 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 (j = 0; j < NR_IRQS; j++) { unsigned int temp = kstat_cpu(i).irqs[j]; sum += temp; @@ -474,7 +489,7 @@ static int show_stat(struct seq_file *p, void *v) } } - seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu\n", + 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), @@ -482,7 +497,8 @@ static int show_stat(struct seq_file *p, void *v) (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(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 */ @@ -494,7 +510,9 @@ static int show_stat(struct seq_file *p, void *v) irq = kstat_cpu(i).cpustat.irq; softirq = kstat_cpu(i).cpustat.softirq; steal = kstat_cpu(i).cpustat.steal; - seq_printf(p, "cpu%d %llu %llu %llu %llu %llu %llu %llu %llu\n", + 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), @@ -503,7 +521,8 @@ static int show_stat(struct seq_file *p, void *v) (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(steal), + (unsigned long long)cputime64_to_clock_t(guest)); } seq_printf(p, "intr %llu", (unsigned long long)sum); @@ -617,16 +636,18 @@ static int cmdline_read_proc(char *page, char **start, off_t off, return proc_calc_metrics(page, start, off, count, eof, len); } -static int locks_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int locks_open(struct inode *inode, struct file *filp) { - int len = get_locks_status(page, start, off, count); - - if (len < count) - *eof = 1; - return len; + 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, +}; + static int execdomains_read_proc(char *page, char **start, off_t off, int count, int *eof, void *data) { @@ -684,7 +705,6 @@ void __init proc_misc_init(void) #endif {"filesystems", filesystems_read_proc}, {"cmdline", cmdline_read_proc}, - {"locks", locks_read_proc}, {"execdomains", execdomains_read_proc}, {NULL,} }; @@ -702,6 +722,7 @@ void __init proc_misc_init(void) entry->proc_fops = &proc_kmsg_operations; } #endif + create_seq_entry("locks", 0, &proc_locks_operations); create_seq_entry("devices", 0, &proc_devinfo_operations); create_seq_entry("cpuinfo", 0, &proc_cpuinfo_operations); #ifdef CONFIG_BLOCK @@ -716,6 +737,7 @@ void __init proc_misc_init(void) #endif #endif create_seq_entry("buddyinfo",S_IRUGO, &fragmentation_file_operations); + create_seq_entry("pagetypeinfo", S_IRUGO, &pagetypeinfo_file_ops); create_seq_entry("vmstat",S_IRUGO, &proc_vmstat_file_operations); create_seq_entry("zoneinfo",S_IRUGO, &proc_zoneinfo_file_operations); #ifdef CONFIG_BLOCK |