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authorDavid S. Miller <davem@davemloft.net>2010-06-26 13:27:00 -0400
committerDavid S. Miller <davem@davemloft.net>2010-06-26 13:27:00 -0400
commitc67dda14389205f0a223c5089307495290939b3b (patch)
treefad0bb26b28703d02a22ebdd44d94eabac4a2ade /fs/proc
parent43bc2db47292a824152145253b1dd2847e7312a3 (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/array.c4
-rw-r--r--fs/proc/base.c16
-rw-r--r--fs/proc/generic.c15
-rw-r--r--fs/proc/kcore.c2
-rw-r--r--fs/proc/root.c1
5 files changed, 5 insertions, 33 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 885ab5513ac5..9b58d38bc911 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -267,7 +267,7 @@ static inline void task_sig(struct seq_file *m, struct task_struct *p)
267 shpending = p->signal->shared_pending.signal; 267 shpending = p->signal->shared_pending.signal;
268 blocked = p->blocked; 268 blocked = p->blocked;
269 collect_sigign_sigcatch(p, &ignored, &caught); 269 collect_sigign_sigcatch(p, &ignored, &caught);
270 num_threads = atomic_read(&p->signal->count); 270 num_threads = get_nr_threads(p);
271 rcu_read_lock(); /* FIXME: is this correct? */ 271 rcu_read_lock(); /* FIXME: is this correct? */
272 qsize = atomic_read(&__task_cred(p)->user->sigpending); 272 qsize = atomic_read(&__task_cred(p)->user->sigpending);
273 rcu_read_unlock(); 273 rcu_read_unlock();
@@ -410,7 +410,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
410 tty_nr = new_encode_dev(tty_devnum(sig->tty)); 410 tty_nr = new_encode_dev(tty_devnum(sig->tty));
411 } 411 }
412 412
413 num_threads = atomic_read(&sig->count); 413 num_threads = get_nr_threads(task);
414 collect_sigign_sigcatch(task, &sigign, &sigcatch); 414 collect_sigign_sigcatch(task, &sigign, &sigcatch);
415 415
416 cmin_flt = sig->cmin_flt; 416 cmin_flt = sig->cmin_flt;
diff --git a/fs/proc/base.c b/fs/proc/base.c
index c7f9f23449dc..acb7ef80ea4f 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -166,18 +166,6 @@ static int get_fs_path(struct task_struct *task, struct path *path, bool root)
166 return result; 166 return result;
167} 167}
168 168
169static int get_nr_threads(struct task_struct *tsk)
170{
171 unsigned long flags;
172 int count = 0;
173
174 if (lock_task_sighand(tsk, &flags)) {
175 count = atomic_read(&tsk->signal->count);
176 unlock_task_sighand(tsk, &flags);
177 }
178 return count;
179}
180
181static int proc_cwd_link(struct inode *inode, struct path *path) 169static int proc_cwd_link(struct inode *inode, struct path *path)
182{ 170{
183 struct task_struct *task = get_proc_task(inode); 171 struct task_struct *task = get_proc_task(inode);
@@ -2444,7 +2432,7 @@ static struct dentry *proc_base_instantiate(struct inode *dir,
2444 const struct pid_entry *p = ptr; 2432 const struct pid_entry *p = ptr;
2445 struct inode *inode; 2433 struct inode *inode;
2446 struct proc_inode *ei; 2434 struct proc_inode *ei;
2447 struct dentry *error = ERR_PTR(-EINVAL); 2435 struct dentry *error;
2448 2436
2449 /* Allocate the inode */ 2437 /* Allocate the inode */
2450 error = ERR_PTR(-ENOMEM); 2438 error = ERR_PTR(-ENOMEM);
@@ -2794,7 +2782,7 @@ out:
2794 2782
2795struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *nd) 2783struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *nd)
2796{ 2784{
2797 struct dentry *result = ERR_PTR(-ENOENT); 2785 struct dentry *result;
2798 struct task_struct *task; 2786 struct task_struct *task;
2799 unsigned tgid; 2787 unsigned tgid;
2800 struct pid_namespace *ns; 2788 struct pid_namespace *ns;
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 43c127490606..2791907744ed 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -343,21 +343,6 @@ static DEFINE_SPINLOCK(proc_inum_lock); /* protects the above */
343/* 343/*
344 * Return an inode number between PROC_DYNAMIC_FIRST and 344 * Return an inode number between PROC_DYNAMIC_FIRST and
345 * 0xffffffff, or zero on failure. 345 * 0xffffffff, or zero on failure.
346 *
347 * Current inode allocations in the proc-fs (hex-numbers):
348 *
349 * 00000000 reserved
350 * 00000001-00000fff static entries (goners)
351 * 001 root-ino
352 *
353 * 00001000-00001fff unused
354 * 0001xxxx-7fffxxxx pid-dir entries for pid 1-7fff
355 * 80000000-efffffff unused
356 * f0000000-ffffffff dynamic entries
357 *
358 * Goal:
359 * Once we split the thing into several virtual filesystems,
360 * we will get rid of magical ranges (and this comment, BTW).
361 */ 346 */
362static unsigned int get_inode_number(void) 347static unsigned int get_inode_number(void)
363{ 348{
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index c837a77351be..6f37c391468d 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -588,7 +588,7 @@ static struct kcore_list kcore_text;
588 */ 588 */
589static void __init proc_kcore_text_init(void) 589static void __init proc_kcore_text_init(void)
590{ 590{
591 kclist_add(&kcore_text, _stext, _end - _stext, KCORE_TEXT); 591 kclist_add(&kcore_text, _text, _end - _text, KCORE_TEXT);
592} 592}
593#else 593#else
594static void __init proc_kcore_text_init(void) 594static void __init proc_kcore_text_init(void)
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 757c069f2a65..4258384ed22d 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -110,7 +110,6 @@ void __init proc_root_init(void)
110 if (err) 110 if (err)
111 return; 111 return;
112 proc_mnt = kern_mount_data(&proc_fs_type, &init_pid_ns); 112 proc_mnt = kern_mount_data(&proc_fs_type, &init_pid_ns);
113 err = PTR_ERR(proc_mnt);
114 if (IS_ERR(proc_mnt)) { 113 if (IS_ERR(proc_mnt)) {
115 unregister_filesystem(&proc_fs_type); 114 unregister_filesystem(&proc_fs_type);
116 return; 115 return;