pci: write file size to inode on proc bus file write

[linux-2.6-omap-h63xx.git] / drivers / pci / proc.c

diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index ed87aa59f0b1320f6289eb3d6d3ba2e3ca9f1453..716439e25dd283fcf4ecce43c9966bd33d044a27 100644 (file)
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -11,8 +11,7 @@
 #include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include <linux/smp_lock.h>
-
+#include <linux/capability.h>
 #include <asm/uaccess.h>
 #include <asm/byteorder.h>
 #include "pci.h"
@@ -61,7 +60,7 @@ proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *pp
         */
 
        if (capable(CAP_SYS_ADMIN))
-               size = dev->cfg_size;
+               size = dp->size;
        else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS)
                size = 128;
        else
@@ -130,11 +129,11 @@ proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *pp
 static ssize_t
 proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, loff_t *ppos)
 {
-       const struct inode *ino = file->f_path.dentry->d_inode;
+       struct inode *ino = file->f_path.dentry->d_inode;
        const struct proc_dir_entry *dp = PDE(ino);
        struct pci_dev *dev = dp->data;
        int pos = *ppos;
-       int size = dev->cfg_size;
+       int size = dp->size;
        int cnt;
 
        if (pos >= size)
@@ -194,6 +193,7 @@ proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, lof
        }
 
        *ppos = pos;
+       i_size_write(ino, dp->size);
        return nbytes;
 }
 
@@ -481,7 +481,6 @@ static int __init pci_proc_init(void)
 __initcall(pci_proc_init);
 
 #ifdef CONFIG_HOTPLUG
-EXPORT_SYMBOL(pci_proc_attach_device);
 EXPORT_SYMBOL(pci_proc_detach_bus);
 #endif