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-rw-r--r--fs/proc/array.c6
-rw-r--r--fs/proc/proc_misc.c2
-rw-r--r--fs/proc/proc_tty.c6
3 files changed, 7 insertions, 7 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 07d6c4853fe..c135cbdd912 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -425,12 +425,13 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
cutime = cstime = utime = stime = cputime_zero;
cgtime = gtime = cputime_zero;
- rcu_read_lock();
if (lock_task_sighand(task, &flags)) {
struct signal_struct *sig = task->signal;
if (sig->tty) {
- tty_pgrp = pid_nr_ns(sig->tty->pgrp, ns);
+ struct pid *pgrp = tty_get_pgrp(sig->tty);
+ tty_pgrp = pid_nr_ns(pgrp, ns);
+ put_pid(pgrp);
tty_nr = new_encode_dev(tty_devnum(sig->tty));
}
@@ -469,7 +470,6 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
unlock_task_sighand(task, &flags);
}
- rcu_read_unlock();
if (!whole || num_threads < 2)
wchan = get_wchan(task);
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 48bcf20cec2..74a323d2b85 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -179,6 +179,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
"PageTables: %8lu kB\n"
"NFS_Unstable: %8lu kB\n"
"Bounce: %8lu kB\n"
+ "WritebackTmp: %8lu kB\n"
"CommitLimit: %8lu kB\n"
"Committed_AS: %8lu kB\n"
"VmallocTotal: %8lu kB\n"
@@ -210,6 +211,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
K(global_page_state(NR_PAGETABLE)),
K(global_page_state(NR_UNSTABLE_NFS)),
K(global_page_state(NR_BOUNCE)),
+ K(global_page_state(NR_WRITEBACK_TEMP)),
K(allowed),
K(committed),
(unsigned long)VMALLOC_TOTAL >> 10,
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c
index ac26ccc25f4..21f490f5d65 100644
--- a/fs/proc/proc_tty.c
+++ b/fs/proc/proc_tty.c
@@ -192,16 +192,14 @@ void proc_tty_register_driver(struct tty_driver *driver)
{
struct proc_dir_entry *ent;
- if ((!driver->read_proc && !driver->write_proc) ||
- !driver->driver_name ||
+ if (!driver->ops->read_proc || !driver->driver_name ||
driver->proc_entry)
return;
ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver);
if (!ent)
return;
- ent->read_proc = driver->read_proc;
- ent->write_proc = driver->write_proc;
+ ent->read_proc = driver->ops->read_proc;
ent->owner = driver->owner;
ent->data = driver;