#include <linux/time.h>
#include <linux/proc_fs.h>
#include <linux/stat.h>
-#include <linux/config.h>
#include <linux/init.h>
+#include <linux/sched.h>
#include <linux/module.h>
-#include <asm/bitops.h>
+#include <linux/bitops.h>
#include <linux/smp_lock.h>
+#include <linux/mount.h>
+
+#include "internal.h"
struct proc_dir_entry *proc_net, *proc_net_stat, *proc_bus, *proc_root_fs, *proc_root_driver;
extern void proc_vx_init(void);
-static struct super_block *proc_get_sb(struct file_system_type *fs_type,
- int flags, const char *dev_name, void *data)
+static int proc_get_sb(struct file_system_type *fs_type,
+ int flags, const char *dev_name, void *data, struct vfsmount *mnt)
{
- return get_sb_single(fs_type, flags, data, proc_fill_super);
+ if (proc_mnt) {
+ /* Seed the root directory with a pid so it doesn't need
+ * to be special in base.c. I would do this earlier but
+ * the only task alive when /proc is mounted the first time
+ * is the init_task and it doesn't have any pids.
+ */
+ struct proc_inode *ei;
+ ei = PROC_I(proc_mnt->mnt_sb->s_root->d_inode);
+ if (!ei->pid)
+ ei->pid = find_get_pid(1);
+ }
+ return get_sb_single(fs_type, flags, data, proc_fill_super, mnt);
}
static struct file_system_type proc_fs_type = {
.kill_sb = kill_anon_super,
};
-extern int __init proc_init_inodecache(void);
void __init proc_root_init(void)
{
int err = proc_init_inodecache();
proc_vx_init();
}
-static struct dentry *proc_root_lookup(struct inode * dir, struct dentry * dentry, struct nameidata *nd)
+static int proc_root_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat
+)
{
- /*
- * nr_threads is actually protected by the tasklist_lock;
- * however, it's conventional to do reads, especially for
- * reporting, without any locking whatsoever.
- */
- if (dir->i_ino == PROC_ROOT_INO) /* check for safety... */
- dir->i_nlink = proc_root.nlink + nr_threads;
+ generic_fillattr(dentry->d_inode, stat);
+ stat->nlink = proc_root.nlink + nr_processes();
+ return 0;
+}
+static struct dentry *proc_root_lookup(struct inode * dir, struct dentry * dentry, struct nameidata *nd)
+{
if (!proc_lookup(dir, dentry, nd)) {
return NULL;
}
*/
static struct inode_operations proc_root_inode_operations = {
.lookup = proc_root_lookup,
+ .getattr = proc_root_getattr,
};
/*