Commit 70b31c4c authored by Marco Stornelli's avatar Marco Stornelli Committed by Al Viro
Browse files

hpfs: drop vmtruncate 



Removed vmtruncate

Signed-off-by: default avatarMarco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent c8cf464b

fs/hpfs/file.c

+13 −7
Original line number Diff line number Diff line
@@ -50,7 +50,7 @@ static secno hpfs_bmap(struct inode *inode, unsigned file_secno) 
	return disk_secno;

}



static void hpfs_truncate(struct inode *i)

void hpfs_truncate(struct inode *i)

{

	if (IS_IMMUTABLE(i)) return /*-EPERM*/;

	hpfs_lock_assert(i->i_sb);
@@ -105,6 +105,16 @@ static int hpfs_readpage(struct file *file, struct page *page) 
	return block_read_full_page(page,hpfs_get_block);

}



static void hpfs_write_failed(struct address_space *mapping, loff_t to)

{

	struct inode *inode = mapping->host;



	if (to > inode->i_size) {

		truncate_pagecache(inode, to, inode->i_size);

		hpfs_truncate(inode);

	}

}



static int hpfs_write_begin(struct file *file, struct address_space *mapping,

			loff_t pos, unsigned len, unsigned flags,

			struct page **pagep, void **fsdata)
@@ -115,11 +125,8 @@ static int hpfs_write_begin(struct file *file, struct address_space *mapping, 
	ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,

				hpfs_get_block,

				&hpfs_i(mapping->host)->mmu_private);

	if (unlikely(ret)) {

		loff_t isize = mapping->host->i_size;

		if (pos + len > isize)

			vmtruncate(mapping->host, isize);

	}

	if (unlikely(ret))

		hpfs_write_failed(mapping, pos + len);



	return ret;

}
@@ -166,6 +173,5 @@ const struct file_operations hpfs_file_ops = 


const struct inode_operations hpfs_file_iops =

{

	.truncate	= hpfs_truncate,

	.setattr	= hpfs_setattr,

};

fs/hpfs/hpfs_fn.h

+1 −0
Original line number Diff line number Diff line
@@ -252,6 +252,7 @@ void hpfs_set_ea(struct inode *, struct fnode *, const char *, 
/* file.c */



int hpfs_file_fsync(struct file *, loff_t, loff_t, int);

void hpfs_truncate(struct inode *);

extern const struct file_operations hpfs_file_ops;

extern const struct inode_operations hpfs_file_iops;

extern const struct address_space_operations hpfs_aops;

fs/hpfs/inode.c

+4 −1
Original line number Diff line number Diff line
@@ -277,9 +277,12 @@ int hpfs_setattr(struct dentry *dentry, struct iattr *attr) 


	if ((attr->ia_valid & ATTR_SIZE) &&

	    attr->ia_size != i_size_read(inode)) {

		error = vmtruncate(inode, attr->ia_size);

		error = inode_newsize_ok(inode, attr->ia_size);

		if (error)

			goto out_unlock;



		truncate_setsize(inode, attr->ia_size);

		hpfs_truncate(inode);

	}



	setattr_copy(inode, attr);