X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;ds=sidebyside;f=fs%2Fext3%2Fioctl.c;fp=fs%2Fext3%2Fioctl.c;h=fc080dd561f74ecf8b00a48038e8c9f18f4a789e;hb=92d62d098f574ed70b26548e6a2e2f67025864dc;hp=88974814783a346ca18d9eddea1c417cccbf695b;hpb=690c12d2c8ca50e55a3f507059c780ecdb8fd83f;p=mv-sheeva.git

diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
index 88974814783..fc080dd561f 100644
--- a/fs/ext3/ioctl.c
+++ b/fs/ext3/ioctl.c
@@ -276,7 +276,29 @@ group_add_out:
 		mnt_drop_write(filp->f_path.mnt);
 		return err;
 	}
+	case FITRIM: {
 
+		struct super_block *sb = inode->i_sb;
+		struct fstrim_range range;
+		int ret = 0;
+
+		if (!capable(CAP_SYS_ADMIN))
+			return -EPERM;
+
+		if (copy_from_user(&range, (struct fstrim_range *)arg,
+				   sizeof(range)))
+			return -EFAULT;
+
+		ret = ext3_trim_fs(sb, &range);
+		if (ret < 0)
+			return ret;
+
+		if (copy_to_user((struct fstrim_range *)arg, &range,
+				 sizeof(range)))
+			return -EFAULT;
+
+		return 0;
+	}
 
 	default:
 		return -ENOTTY;