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Commit c8cf464b authored by Marco Stornelli's avatar Marco Stornelli Committed by Al Viro
Browse files

hfs: 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 41ddaeeb

fs/hfs/inode.c

+18 −8
Original line number Diff line number Diff line
@@ -35,6 +35,16 @@ static int hfs_readpage(struct file *file, struct page *page) 
	return block_read_full_page(page, hfs_get_block);

}



static void hfs_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);

		hfs_file_truncate(inode);

	}

}



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

			loff_t pos, unsigned len, unsigned flags,

			struct page **pagep, void **fsdata)
@@ -45,11 +55,8 @@ static int hfs_write_begin(struct file *file, struct address_space *mapping, 
	ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,

				hfs_get_block,

				&HFS_I(mapping->host)->phys_size);

	if (unlikely(ret)) {

		loff_t isize = mapping->host->i_size;

		if (pos + len > isize)

			vmtruncate(mapping->host, isize);

	}

	if (unlikely(ret))

		hfs_write_failed(mapping, pos + len);



	return ret;

}
@@ -120,6 +127,7 @@ static ssize_t hfs_direct_IO(int rw, struct kiocb *iocb, 
		const struct iovec *iov, loff_t offset, unsigned long nr_segs)

{

	struct file *file = iocb->ki_filp;

	struct address_space *mapping = file->f_mapping;

	struct inode *inode = file->f_path.dentry->d_inode->i_mapping->host;

	ssize_t ret;
@@ -135,7 +143,7 @@ static ssize_t hfs_direct_IO(int rw, struct kiocb *iocb, 
		loff_t end = offset + iov_length(iov, nr_segs);



		if (end > isize)

			vmtruncate(inode, isize);

			hfs_write_failed(mapping, end);

	}



	return ret;
@@ -617,9 +625,12 @@ int hfs_inode_setattr(struct dentry *dentry, struct iattr * attr) 
	    attr->ia_size != i_size_read(inode)) {

		inode_dio_wait(inode);



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

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

		if (error)

			return error;



		truncate_setsize(inode, attr->ia_size);

		hfs_file_truncate(inode);

	}



	setattr_copy(inode, attr);
@@ -668,7 +679,6 @@ static const struct file_operations hfs_file_operations = { 


static const struct inode_operations hfs_file_inode_operations = {

	.lookup		= hfs_file_lookup,

	.truncate	= hfs_file_truncate,

	.setattr	= hfs_inode_setattr,

	.setxattr	= hfs_setxattr,

	.getxattr	= hfs_getxattr,