2012-10-06 08:26:10

by Marco Stornelli

[permalink] [raw]
Subject: [PATCH 08/22] affs: drop vmtruncate

Removed vmtruncate.

Signed-off-by: Marco Stornelli <[email protected]>
---
fs/affs/file.c | 8 +++++---
fs/affs/inode.c | 5 ++++-
2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/fs/affs/file.c b/fs/affs/file.c
index 2f4c935..34ebe09 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -39,7 +39,6 @@ const struct file_operations affs_file_operations = {
};

const struct inode_operations affs_file_inode_operations = {
- .truncate = affs_truncate,
.setattr = affs_notify_change,
};

@@ -414,8 +413,11 @@ static int affs_write_begin(struct file *file, struct address_space *mapping,
&AFFS_I(mapping->host)->mmu_private);
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);
+ affs_truncate(mapping->host);
+ }
}

return ret;
diff --git a/fs/affs/inode.c b/fs/affs/inode.c
index 15c4842..0e092d0 100644
--- a/fs/affs/inode.c
+++ b/fs/affs/inode.c
@@ -237,9 +237,12 @@ affs_notify_change(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)
return error;
+
+ truncate_setsize(inode, attr->ia_size);
+ affs_truncate(inode);
}

setattr_copy(inode, attr);
--
1.7.3.4