Commit 3e2221c7 authored by Dave Kleikamp's avatar Dave Kleikamp
Browse files

Copy i_flags to jfs inode flags on write 



This mirrors Jan Kara's patches for ext3.  This patch makes sure that
changes made to inode->i_flags are reflected on disk for jfs.  It also
moves a call of jfs_set_inode_flags() to be more consistent with where
jfs_get_inode_flags() is called.

Signed-off-by: default avatarDave Kleikamp <shaggy@linux.vnet.ibm.com>
parent ba863a00

fs/jfs/inode.c

+0 −1
Original line number Diff line number Diff line
@@ -55,7 +55,6 @@ void jfs_read_inode(struct inode *inode) 
		inode->i_op = &jfs_file_inode_operations;

		init_special_inode(inode, inode->i_mode, inode->i_rdev);

	}

	jfs_set_inode_flags(inode);

}



/*

fs/jfs/ioctl.c

+2 −0
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ int jfs_ioctl(struct inode * inode, struct file * filp, unsigned int cmd, 


	switch (cmd) {

	case JFS_IOC_GETFLAGS:

		jfs_get_inode_flags(jfs_inode);

		flags = jfs_inode->mode2 & JFS_FL_USER_VISIBLE;

		flags = jfs_map_ext2(flags, 0);

		return put_user(flags, (int __user *) arg);
@@ -78,6 +79,7 @@ int jfs_ioctl(struct inode * inode, struct file * filp, unsigned int cmd, 
		if (!S_ISDIR(inode->i_mode))

			flags &= ~JFS_DIRSYNC_FL;



		jfs_get_inode_flags(jfs_inode);

		oldflags = jfs_inode->mode2;



		/*

fs/jfs/jfs_imap.c

+2 −0
Original line number Diff line number Diff line
@@ -3078,6 +3078,7 @@ static int copy_from_dinode(struct dinode * dip, struct inode *ip) 


	jfs_ip->fileset = le32_to_cpu(dip->di_fileset);

	jfs_ip->mode2 = le32_to_cpu(dip->di_mode);

	jfs_set_inode_flags(ip);



	ip->i_mode = le32_to_cpu(dip->di_mode) & 0xffff;

	if (sbi->umask != -1) {
@@ -3174,6 +3175,7 @@ static void copy_to_dinode(struct dinode * dip, struct inode *ip) 
		dip->di_gid = cpu_to_le32(ip->i_gid);

	else

		dip->di_gid = cpu_to_le32(jfs_ip->saved_gid);

	jfs_get_inode_flags(jfs_ip);

	/*

	 * mode2 is only needed for storing the higher order bits.

	 * Trust i_mode for the lower order ones

fs/jfs/jfs_inode.c

+18 −0
Original line number Diff line number Diff line
@@ -45,6 +45,24 @@ void jfs_set_inode_flags(struct inode *inode) 
		inode->i_flags |= S_SYNC;

}



void jfs_get_inode_flags(struct jfs_inode_info *jfs_ip)

{

	unsigned int flags = jfs_ip->vfs_inode.i_flags;



	jfs_ip->mode2 &= ~(JFS_IMMUTABLE_FL | JFS_APPEND_FL | JFS_NOATIME_FL |

			   JFS_DIRSYNC_FL | JFS_SYNC_FL);

	if (flags & S_IMMUTABLE)

		jfs_ip->mode2 |= JFS_IMMUTABLE_FL;

	if (flags & S_APPEND)

		jfs_ip->mode2 |= JFS_APPEND_FL;

	if (flags & S_NOATIME)

		jfs_ip->mode2 |= JFS_NOATIME_FL;

	if (flags & S_DIRSYNC)

		jfs_ip->mode2 |= JFS_DIRSYNC_FL;

	if (flags & S_SYNC)

		jfs_ip->mode2 |= JFS_SYNC_FL;

}



/*

 * NAME:	ialloc()

 *

fs/jfs/jfs_inode.h

+1 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ extern void jfs_truncate(struct inode *); 
extern void jfs_truncate_nolock(struct inode *, loff_t);

extern void jfs_free_zero_link(struct inode *);

extern struct dentry *jfs_get_parent(struct dentry *dentry);

extern void jfs_get_inode_flags(struct jfs_inode_info *);

extern void jfs_set_inode_flags(struct inode *);

extern int jfs_get_block(struct inode *, sector_t, struct buffer_head *, int);

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