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lt;viro@zeniv.linux.org.uk> 2008-04-19 00:29:24 -0400 [PATCH] r/o bind mounts: elevate write count for ioctls()' href='/cgit/cgit.cgi/litmus-rt.git/commit/fs/ext3/ioctl.c?h=wip-aedzl-final&id=42a74f206b914db13ee1f5ae932dcd91a77c8579'>42a74f206b91
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/*
 * linux/fs/ext3/ioctl.c
 *
 * Copyright (C) 1993, 1994, 1995
 * Remy Card (card@masi.ibp.fr)
 * Laboratoire MASI - Institut Blaise Pascal
 * Universite Pierre et Marie Curie (Paris VI)
 */

#include <linux/fs.h>
#include <linux/jbd.h>
#include <linux/capability.h>
#include <linux/ext3_fs.h>
#include <linux/ext3_jbd.h>
#include <linux/mount.h>
#include <linux/time.h>
#include <linux/compat.h>
#include <linux/smp_lock.h>
#include <asm/uaccess.h>

int ext3_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
		unsigned long arg)
{
	struct ext3_inode_info *ei = EXT3_I(inode);
	unsigned int flags;
	unsigned short rsv_window_size;

	ext3_debug ("cmd = %u, arg = %lu\n", cmd, arg);

	switch (cmd) {