2012-10-06 08:37:20

by Marco Stornelli

[permalink] [raw]
Subject: [PATCH 13/22] hfsplus: drop vmtruncate

Removed vmtruncate.

Signed-off-by: Marco Stornelli <[email protected]>
---
fs/hfsplus/inode.c | 19 +++++++++++++------
1 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 2172aa5..2562462 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -40,8 +40,11 @@ static int hfsplus_write_begin(struct file *file, struct address_space *mapping,
&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 ((pos + len > isize) &&
+ inode_newsize_ok(mapping->host, isize) == 0) {
+ truncate_setsize(mapping->host, isize);
+ hfsplus_file_truncate(mapping->host);
+ }
}

return ret;
@@ -130,8 +133,10 @@ static ssize_t hfsplus_direct_IO(int rw, struct kiocb *iocb,
loff_t isize = i_size_read(inode);
loff_t end = offset + iov_length(iov, nr_segs);

- if (end > isize)
- vmtruncate(inode, isize);
+ if ((end > isize) && inode_newsize_ok(inode, isize) == 0) {
+ truncate_setsize(inode, isize);
+ hfsplus_file_truncate(inode);
+ }
}

return ret;
@@ -301,9 +306,12 @@ static int hfsplus_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);
+ hfsplus_file_truncate(inode);
}

setattr_copy(inode, attr);
@@ -358,7 +366,6 @@ 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,
--
1.7.3.4