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authorTakashi Iwai <tiwai@suse.de>2009-12-15 10:29:06 +0100
committerTakashi Iwai <tiwai@suse.de>2009-12-15 10:29:06 +0100
commit709334c87dbdb44150ce436b3d13c814db0dcae9 (patch)
tree5861a45f70c1f283720337abd864498f5afb3dbe /fs/proc
parent0d64b568fcd48b133721c1d322e7c51d85eb12df (diff)
parentf74890277a196949e4004fe2955e1d4fb3930f98 (diff)
Merge branch 'fixes' of git://git.alsa-project.org/alsa-kernel into for-linus
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/array.c23
-rw-r--r--fs/proc/proc_devtree.c41
-rw-r--r--fs/proc/proc_sysctl.c4
-rw-r--r--fs/proc/stat.c19
4 files changed, 51 insertions, 36 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 822c2d506518..4badde179b18 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -410,6 +410,16 @@ static void task_show_stack_usage(struct seq_file *m, struct task_struct *task)
}
#endif /* CONFIG_MMU */
+static void task_cpus_allowed(struct seq_file *m, struct task_struct *task)
+{
+ seq_printf(m, "Cpus_allowed:\t");
+ seq_cpumask(m, &task->cpus_allowed);
+ seq_printf(m, "\n");
+ seq_printf(m, "Cpus_allowed_list:\t");
+ seq_cpumask_list(m, &task->cpus_allowed);
+ seq_printf(m, "\n");
+}
+
int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *task)
{
@@ -424,6 +434,7 @@ int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
}
task_sig(m, task);
task_cap(m, task);
+ task_cpus_allowed(m, task);
cpuset_task_status_allowed(m, task);
#if defined(CONFIG_S390)
task_show_regs(m, task);
@@ -495,20 +506,17 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
/* add up live thread stats at the group level */
if (whole) {
- struct task_cputime cputime;
struct task_struct *t = task;
do {
min_flt += t->min_flt;
maj_flt += t->maj_flt;
- gtime = cputime_add(gtime, task_gtime(t));
+ gtime = cputime_add(gtime, t->gtime);
t = next_thread(t);
} while (t != task);
min_flt += sig->min_flt;
maj_flt += sig->maj_flt;
- thread_group_cputime(task, &cputime);
- utime = cputime.utime;
- stime = cputime.stime;
+ thread_group_times(task, &utime, &stime);
gtime = cputime_add(gtime, sig->gtime);
}
@@ -524,9 +532,8 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
if (!whole) {
min_flt = task->min_flt;
maj_flt = task->maj_flt;
- utime = task_utime(task);
- stime = task_stime(task);
- gtime = task_gtime(task);
+ task_times(task, &utime, &stime);
+ gtime = task->gtime;
}
/* scale priority and nice values from timeslices to -20..20 */
diff --git a/fs/proc/proc_devtree.c b/fs/proc/proc_devtree.c
index 7ba79a54948c..123257bb356b 100644
--- a/fs/proc/proc_devtree.c
+++ b/fs/proc/proc_devtree.c
@@ -7,6 +7,7 @@
#include <linux/init.h>
#include <linux/time.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/stat.h>
#include <linux/string.h>
#include <asm/prom.h>
@@ -25,26 +26,27 @@ static struct proc_dir_entry *proc_device_tree;
/*
* Supply data on a read from /proc/device-tree/node/property.
*/
-static int property_read_proc(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+static int property_proc_show(struct seq_file *m, void *v)
{
- struct property *pp = data;
- int n;
+ struct property *pp = m->private;
- if (off >= pp->length) {
- *eof = 1;
- return 0;
- }
- n = pp->length - off;
- if (n > count)
- n = count;
- else
- *eof = 1;
- memcpy(page, (char *)pp->value + off, n);
- *start = page;
- return n;
+ seq_write(m, pp->value, pp->length);
+ return 0;
+}
+
+static int property_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, property_proc_show, PDE(inode)->data);
}
+static const struct file_operations property_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = property_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
/*
* For a node with a name like "gc@10", we make symlinks called "gc"
* and "@10" to it.
@@ -63,10 +65,9 @@ __proc_device_tree_add_prop(struct proc_dir_entry *de, struct property *pp,
* Unfortunately proc_register puts each new entry
* at the beginning of the list. So we rearrange them.
*/
- ent = create_proc_read_entry(name,
- strncmp(name, "security-", 9)
- ? S_IRUGO : S_IRUSR, de,
- property_read_proc, pp);
+ ent = proc_create_data(name,
+ strncmp(name, "security-", 9) ? S_IRUGO : S_IRUSR,
+ de, &property_proc_fops, pp);
if (ent == NULL)
return NULL;
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index f667e8aeabdf..6ff9981f0a18 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -48,7 +48,7 @@ out:
static struct ctl_table *find_in_table(struct ctl_table *p, struct qstr *name)
{
int len;
- for ( ; p->ctl_name || p->procname; p++) {
+ for ( ; p->procname; p++) {
if (!p->procname)
continue;
@@ -218,7 +218,7 @@ static int scan(struct ctl_table_header *head, ctl_table *table,
void *dirent, filldir_t filldir)
{
- for (; table->ctl_name || table->procname; table++, (*pos)++) {
+ for (; table->procname; table++, (*pos)++) {
int res;
/* Can't do anything without a proc name */
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index 7cc726c6d70a..b9b7aad2003d 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -27,7 +27,7 @@ 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;
+ cputime64_t guest, guest_nice;
u64 sum = 0;
u64 sum_softirq = 0;
unsigned int per_softirq_sums[NR_SOFTIRQS] = {0};
@@ -36,7 +36,7 @@ static int show_stat(struct seq_file *p, void *v)
user = nice = system = idle = iowait =
irq = softirq = steal = cputime64_zero;
- guest = cputime64_zero;
+ guest = guest_nice = cputime64_zero;
getboottime(&boottime);
jif = boottime.tv_sec;
@@ -51,6 +51,8 @@ static int show_stat(struct seq_file *p, void *v)
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);
+ guest_nice = cputime64_add(guest_nice,
+ kstat_cpu(i).cpustat.guest_nice);
for_each_irq_nr(j) {
sum += kstat_irqs_cpu(j, i);
}
@@ -65,7 +67,8 @@ static int show_stat(struct seq_file *p, void *v)
}
sum += arch_irq_stat();
- seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu %llu\n",
+ seq_printf(p, "cpu %llu %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),
@@ -74,7 +77,8 @@ static int show_stat(struct seq_file *p, void *v)
(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));
+ (unsigned long long)cputime64_to_clock_t(guest),
+ (unsigned long long)cputime64_to_clock_t(guest_nice));
for_each_online_cpu(i) {
/* Copy values here to work around gcc-2.95.3, gcc-2.96 */
@@ -88,8 +92,10 @@ static int show_stat(struct seq_file *p, void *v)
softirq = kstat_cpu(i).cpustat.softirq;
steal = kstat_cpu(i).cpustat.steal;
guest = kstat_cpu(i).cpustat.guest;
+ guest_nice = kstat_cpu(i).cpustat.guest_nice;
seq_printf(p,
- "cpu%d %llu %llu %llu %llu %llu %llu %llu %llu %llu\n",
+ "cpu%d %llu %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),
@@ -99,7 +105,8 @@ static int show_stat(struct seq_file *p, void *v)
(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));
+ (unsigned long long)cputime64_to_clock_t(guest),
+ (unsigned long long)cputime64_to_clock_t(guest_nice));
}
seq_printf(p, "intr %llu", (unsigned long long)sum);