Removed vmtruncate
Signed-off-by: Marco Stornelli <marco.storne...@gmail.com>
---
fs/hfs/inode.c | 26 ++++++++++++++++++--------
1 files changed, 18 insertions(+), 8 deletions(-)
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index 0b35903..d47f116 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -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,
--
1.7.3.4
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