diff options
| -rw-r--r-- | fs/gfs2/ops_file.c | 95 | ||||
| -rw-r--r-- | include/linux/gfs2_ioctl.h | 17 |
2 files changed, 0 insertions, 112 deletions
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c index d30c6db46241..6333a14cf77a 100644 --- a/fs/gfs2/ops_file.c +++ b/fs/gfs2/ops_file.c @@ -17,7 +17,6 @@ #include <linux/blkdev.h> #include <linux/mm.h> #include <linux/smp_lock.h> -#include <linux/gfs2_ioctl.h> #include <linux/fs.h> #include <linux/gfs2_ondisk.h> #include <asm/semaphore.h> @@ -532,98 +531,6 @@ static int gfs2_readdir(struct file *file, void *dirent, filldir_t filldir) return error; } -static int gfs2_ioctl_flags(struct gfs2_inode *ip, unsigned int cmd, - unsigned long arg) -{ - unsigned int lmode = (cmd == GFS2_IOCTL_SETFLAGS) ? - LM_ST_EXCLUSIVE : LM_ST_SHARED; - struct buffer_head *dibh; - struct gfs2_holder i_gh; - int error; - __u32 flags = 0, change; - - if (cmd == GFS2_IOCTL_SETFLAGS) { - error = get_user(flags, (__u32 __user *)arg); - if (error) - return -EFAULT; - } - - error = gfs2_glock_nq_init(ip->i_gl, lmode, 0, &i_gh); - if (error) - return error; - - if (cmd == GFS2_IOCTL_SETFLAGS) { - change = flags ^ ip->i_di.di_flags; - error = -EPERM; - if (change & (GFS2_DIF_IMMUTABLE|GFS2_DIF_APPENDONLY)) { - if (!capable(CAP_LINUX_IMMUTABLE)) - goto out; - } - error = -EINVAL; - if (flags & (GFS2_DIF_JDATA|GFS2_DIF_DIRECTIO)) { - if (!S_ISREG(ip->i_di.di_mode)) - goto out; - } - if (flags & - (GFS2_DIF_INHERIT_JDATA|GFS2_DIF_INHERIT_DIRECTIO)) { - if (!S_ISDIR(ip->i_di.di_mode)) - goto out; - } - - error = gfs2_trans_begin(ip->i_sbd, RES_DINODE, 0); - if (error) - goto out; - - error = gfs2_meta_inode_buffer(ip, &dibh); - if (error) - goto out_trans_end; - - ip->i_di.di_flags = flags; - - gfs2_trans_add_bh(ip->i_gl, dibh, 1); - gfs2_dinode_out(&ip->i_di, dibh->b_data); - - brelse(dibh); - -out_trans_end: - gfs2_trans_end(ip->i_sbd); - } else { - flags = ip->i_di.di_flags; - } -out: - gfs2_glock_dq_uninit(&i_gh); - if (cmd == GFS2_IOCTL_GETFLAGS) { - if (put_user(flags, (__u32 __user *)arg)) - return -EFAULT; - } - return error; -} - -/** - * gfs2_ioctl - do an ioctl on a file - * @inode: the inode - * @file: the file pointer - * @cmd: the ioctl command - * @arg: the argument - * - * Returns: errno - */ - -static int gfs2_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) -{ - struct gfs2_inode *ip = inode->u.generic_ip; - - switch (cmd) { - case GFS2_IOCTL_SETFLAGS: - case GFS2_IOCTL_GETFLAGS: - return gfs2_ioctl_flags(ip, cmd, arg); - - default: - return -ENOTTY; - } -} - /** * gfs2_mmap - * @file: The file to map @@ -925,7 +832,6 @@ struct file_operations gfs2_file_fops = { .write = generic_file_write, .writev = generic_file_writev, .aio_write = generic_file_aio_write, - .ioctl = gfs2_ioctl, .mmap = gfs2_mmap, .open = gfs2_open, .release = gfs2_close, @@ -937,7 +843,6 @@ struct file_operations gfs2_file_fops = { struct file_operations gfs2_dir_fops = { .readdir = gfs2_readdir, - .ioctl = gfs2_ioctl, .open = gfs2_open, .release = gfs2_close, .fsync = gfs2_fsync, diff --git a/include/linux/gfs2_ioctl.h b/include/linux/gfs2_ioctl.h deleted file mode 100644 index fb7c0cf72c56..000000000000 --- a/include/linux/gfs2_ioctl.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. - * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, - * modify, copy, or redistribute it subject to the terms and conditions - * of the GNU General Public License v.2. - */ - -#ifndef __GFS2_IOCTL_DOT_H__ -#define __GFS2_IOCTL_DOT_H__ - -#define GFS2_IOCTL_SETFLAGS _IOW('g', 3, long) -#define GFS2_IOCTL_GETFLAGS _IOR('g', 4, long) - -#endif /* ___GFS2_IOCTL_DOT_H__ */ - |