Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/net-2.6

[linux-2.6-omap-h63xx.git] / fs / proc / inode.c

diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index dd28e86ab422fe23e06969cebf14c3677a6c8902..abe6a3f04368490aa9776dbb919cd1cc5c0dd075 100644 (file)
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -11,6 +11,7 @@
 #include <linux/string.h>
 #include <linux/stat.h>
 #include <linux/completion.h>
+#include <linux/poll.h>
 #include <linux/file.h>
 #include <linux/limits.h>
 #include <linux/init.h>
@@ -106,22 +107,20 @@ static void proc_destroy_inode(struct inode *inode)
        kmem_cache_free(proc_inode_cachep, PROC_I(inode));
 }
 
-static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flags)
+static void init_once(struct kmem_cache * cachep, void *foo)
 {
        struct proc_inode *ei = (struct proc_inode *) foo;
 
        inode_init_once(&ei->vfs_inode);
 }
- 
+
 int __init proc_init_inodecache(void)
 {
        proc_inode_cachep = kmem_cache_create("proc_inode_cache",
                                             sizeof(struct proc_inode),
                                             0, (SLAB_RECLAIM_ACCOUNT|
-                                               SLAB_MEM_SPREAD),
-                                            init_once, NULL);
-       if (proc_inode_cachep == NULL)
-               return -ENOMEM;
+                                               SLAB_MEM_SPREAD|SLAB_PANIC),
+                                            init_once);
        return 0;
 }
 
@@ -232,7 +231,7 @@ static ssize_t proc_reg_write(struct file *file, const char __user *buf, size_t
 static unsigned int proc_reg_poll(struct file *file, struct poll_table_struct *pts)
 {
        struct proc_dir_entry *pde = PDE(file->f_path.dentry->d_inode);
-       unsigned int rv = 0;
+       unsigned int rv = DEFAULT_POLLMASK;
        unsigned int (*poll)(struct file *, struct poll_table_struct *);
 
        spin_lock(&pde->pde_unload_lock);
@@ -386,6 +385,19 @@ static const struct file_operations proc_reg_file_ops = {
        .release        = proc_reg_release,
 };
 
+#ifdef CONFIG_COMPAT
+static const struct file_operations proc_reg_file_ops_no_compat = {
+       .llseek         = proc_reg_llseek,
+       .read           = proc_reg_read,
+       .write          = proc_reg_write,
+       .poll           = proc_reg_poll,
+       .unlocked_ioctl = proc_reg_unlocked_ioctl,
+       .mmap           = proc_reg_mmap,
+       .open           = proc_reg_open,
+       .release        = proc_reg_release,
+};
+#endif
+
 struct inode *proc_get_inode(struct super_block *sb, unsigned int ino,
                                struct proc_dir_entry *de)
 {
@@ -413,8 +425,15 @@ struct inode *proc_get_inode(struct super_block *sb, unsigned int ino,
                if (de->proc_iops)
                        inode->i_op = de->proc_iops;
                if (de->proc_fops) {
-                       if (S_ISREG(inode->i_mode))
-                               inode->i_fop = &proc_reg_file_ops;
+                       if (S_ISREG(inode->i_mode)) {
+#ifdef CONFIG_COMPAT
+                               if (!de->proc_fops->compat_ioctl)
+                                       inode->i_fop =
+                                               &proc_reg_file_ops_no_compat;
+                               else
+#endif
+                                       inode->i_fop = &proc_reg_file_ops;
+                       }
                        else
                                inode->i_fop = de->proc_fops;
                }
@@ -429,7 +448,7 @@ out_mod:
        return NULL;
 }                      
 
-int proc_fill_super(struct super_block *s, void *data, int silent)
+int proc_fill_super(struct super_block *s)
 {
        struct inode * root_inode;