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authorMarco Stornelli <marco.stornelli@gmail.com>2012-12-15 11:55:07 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2012-12-20 18:40:52 -0500
commitd506848567b529e57dfbcc4e28747b9211ffb7e5 (patch)
tree7f8524976cc8ab1f04abe2701150cd3f43d81e9c /fs/hfsplus
parent86dd07d66a2f7284cfe2b771d062dd6c0e331766 (diff)
hfsplus: drop vmtruncate
Removed vmtruncate Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hfsplus')
-rw-r--r--fs/hfsplus/inode.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 2172aa5976f5..799b336b59f9 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -28,6 +28,16 @@ static int hfsplus_writepage(struct page *page, struct writeback_control *wbc)
return block_write_full_page(page, hfsplus_get_block, wbc);
}
+static void hfsplus_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);
+ hfsplus_file_truncate(inode);
+ }
+}
+
static int hfsplus_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
@@ -38,11 +48,8 @@ static int hfsplus_write_begin(struct file *file, struct address_space *mapping,
ret = cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
hfsplus_get_block,
&HFSPLUS_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))
+ hfsplus_write_failed(mapping, pos + len);
return ret;
}
@@ -116,6 +123,7 @@ static ssize_t hfsplus_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;
@@ -131,7 +139,7 @@ static ssize_t hfsplus_direct_IO(int rw, struct kiocb *iocb,
loff_t end = offset + iov_length(iov, nr_segs);
if (end > isize)
- vmtruncate(inode, isize);
+ hfsplus_write_failed(mapping, end);
}
return ret;
@@ -300,10 +308,8 @@ static int hfsplus_setattr(struct dentry *dentry, struct iattr *attr)
if ((attr->ia_valid & ATTR_SIZE) &&
attr->ia_size != i_size_read(inode)) {
inode_dio_wait(inode);
-
- error = vmtruncate(inode, attr->ia_size);
- if (error)
- return error;
+ truncate_setsize(inode, attr->ia_size);
+ hfsplus_file_truncate(inode);
}
setattr_copy(inode, attr);
@@ -358,7 +364,6 @@ int hfsplus_file_fsync(struct file *file, loff_t start, loff_t end,
static const struct inode_operations hfsplus_file_inode_operations = {
.lookup = hfsplus_file_lookup,
- .truncate = hfsplus_file_truncate,
.setattr = hfsplus_setattr,
.setxattr = hfsplus_setxattr,
.getxattr = hfsplus_getxattr,