mmc: msm: fix compile error on MSM7x30

[safe/jmp/linux-2.6] / fs / ocfs2 / ioctl.c

diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 9fcd36d..7d9d9c1 100644 (file)
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -7,7 +7,7 @@
 
 #include <linux/fs.h>
 #include <linux/mount.h>
-#include <linux/smp_lock.h>
+#include <linux/compat.h>
 
 #define MLOG_MASK_PREFIX ML_INODE
 #include <cluster/masklog.h>
@@ -22,6 +22,7 @@
 #include "ocfs2_fs.h"
 #include "ioctl.h"
 #include "resize.h"
+#include "refcounttree.h"
 
 #include <linux/ext2_fs.h>
 
@@ -116,6 +117,9 @@ long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
        int status;
        struct ocfs2_space_resv sr;
        struct ocfs2_new_group_input input;
+       struct reflink_arguments args;
+       const char *old_path, *new_path;
+       bool preserve;
 
        switch (cmd) {
        case OCFS2_IOC_GETFLAGS:
@@ -161,6 +165,15 @@ long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
                        return -EFAULT;
 
                return ocfs2_group_add(inode, &input);
+       case OCFS2_IOC_REFLINK:
+               if (copy_from_user(&args, (struct reflink_arguments *)arg,
+                                  sizeof(args)))
+                       return -EFAULT;
+               old_path = (const char *)(unsigned long)args.old_path;
+               new_path = (const char *)(unsigned long)args.new_path;
+               preserve = (args.preserve != 0);
+
+               return ocfs2_reflink_ioctl(inode, old_path, new_path, preserve);
        default:
                return -ENOTTY;
        }
@@ -169,6 +182,10 @@ long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 #ifdef CONFIG_COMPAT
 long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 {
+       bool preserve;
+       struct reflink_arguments args;
+       struct inode *inode = file->f_path.dentry->d_inode;
+
        switch (cmd) {
        case OCFS2_IOC32_GETFLAGS:
                cmd = OCFS2_IOC_GETFLAGS;
@@ -184,6 +201,14 @@ long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg)
        case OCFS2_IOC_GROUP_ADD:
        case OCFS2_IOC_GROUP_ADD64:
                break;
+       case OCFS2_IOC_REFLINK:
+               if (copy_from_user(&args, (struct reflink_arguments *)arg,
+                                  sizeof(args)))
+                       return -EFAULT;
+               preserve = (args.preserve != 0);
+
+               return ocfs2_reflink_ioctl(inode, compat_ptr(args.old_path),
+                                          compat_ptr(args.new_path), preserve);
        default:
                return -ENOIOCTLCMD;
        }