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yaml
---
r: 30244
b: refs/heads/master
c: 6e66b52
h: refs/heads/master
v: v3
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Eric W. Biederman authored and Linus Torvalds committed Jun 26, 2006
1 parent 80986e5 commit 19f744f
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Showing 2 changed files with 20 additions and 3 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0f2fe20f55c85f26efaf14feeb69c7c2eb3f7a75
refs/heads/master: 6e66b52bf587f0dd9a8e0a581b9570e5c1969e33
21 changes: 19 additions & 2 deletions trunk/fs/proc/base.c
Original file line number Diff line number Diff line change
Expand Up @@ -1532,6 +1532,7 @@ static struct dentry *proc_lookupfd(struct inode * dir, struct dentry * dentry,

static int proc_task_readdir(struct file * filp, void * dirent, filldir_t filldir);
static struct dentry *proc_task_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *nd);
static int proc_task_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat);

static struct file_operations proc_fd_operations = {
.read = generic_read_dir,
Expand All @@ -1552,6 +1553,7 @@ static struct inode_operations proc_fd_inode_operations = {

static struct inode_operations proc_task_inode_operations = {
.lookup = proc_task_lookup,
.getattr = proc_task_getattr,
};

#ifdef CONFIG_SECURITY
Expand Down Expand Up @@ -1658,7 +1660,7 @@ static struct dentry *proc_pident_lookup(struct inode *dir,
*/
switch(p->type) {
case PROC_TGID_TASK:
inode->i_nlink = 2 + get_tid_list(2, NULL, dir);
inode->i_nlink = 2;
inode->i_op = &proc_task_inode_operations;
inode->i_fop = &proc_task_operations;
break;
Expand Down Expand Up @@ -2261,7 +2263,6 @@ static int proc_task_readdir(struct file * filp, void * dirent, filldir_t filldi
}

nr_tids = get_tid_list(pos, tid_array, inode);
inode->i_nlink = pos + nr_tids;

for (i = 0; i < nr_tids; i++) {
unsigned long j = PROC_NUMBUF;
Expand All @@ -2281,3 +2282,19 @@ static int proc_task_readdir(struct file * filp, void * dirent, filldir_t filldi
filp->f_pos = pos;
return retval;
}

static int proc_task_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
{
struct inode *inode = dentry->d_inode;
struct task_struct *p = proc_task(inode);
generic_fillattr(inode, stat);

if (pid_alive(p)) {
task_lock(p);
if (p->signal)
stat->nlink += atomic_read(&p->signal->count);
task_unlock(p);
}

return 0;
}

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